Linux - Ma-No Tech News & Analysis, Javascript, Angular, React, Vue, Php

112 results for: Linux

How to generate an SSH key and add it to GitHub

In this short tutorial we are going to see how you can generate a new SSH key and add it to GitHub, so you can access your private repositories and manage them locally or from your server, running the commands git pull, git push and any other that has restrictions. This…

Category : Programming   08-03-2024   by Janeth Kent

How to download any video from any website

If you have ever seen a video that you really liked and you would have liked to have it on your computer, but you didn't know how, from now on you will know it, since we are going to see which are the tools that allow us to do this…

Category : Technology   16-05-2023   by Janeth Kent

Open source web design tools alternatives

There are many prototyping tools, user interface design tools or vector graphics applications. But most of them are paid or closed source. So here I will show you several open source options for you to try and use the one you like the most.   Penpot    Penpot is the first open source design…

Category : Web design   03-06-2022   by Nadal Vicens

Node.js and npm: introductory tutorial

In this tutorial we will see how to install and use both Node.js and the npm package manager. In addition, we will also create a small sample application. If you have ever used or thought about using a JavaScript-based development tool, you have probably noticed that you need to install…

Category : Javascript   05-11-2021   by Silvia Mazzetta

How to set up your own free web server with XAMPP

Nowadays anyone can create their own website easily and free of charge. Whether through a CMS (such as WordPress) or by hand with HTML, CSS and JavaScript, in a few minutes we can have a more or less functional website up and running. However, in order to test that everything…

Category : Servers   25-10-2021   by Silvia Mazzetta

Network attacks and how to avoid them

Nowadays it is impossible to list all the different types of attacks that can be carried out on a network, as in the world of security this varies continuously. We bring you the most common ones according to the network attack databases, so that we can keep up to date…

Category : Security   03-05-2021   by Silvia Mazzetta

How To Use Varnish As A Highly Available Load Balancer On Ubuntu 20.04 With SSL

Load balancing with high availability can be tough to set up. Fortunately, Varnish HTTP Cache server provides a dead simple highly available load balancer that will also work as a caching server. The modern use of SSL/TLS for all traffic has made this a little harder as Vanish has to handle…

Category : Servers   25-04-2021   by Janeth Kent

6 Best Alternative Privacy Focused Browsers in 2021

In today's article we take a look at free private browsers which are relevant in 2021. We will compare their advantages and disadvantages, specs, etc. Let's get into it. What are alternative browsers? Alternative browsers are mostly trying to increase browser security, by various methods, such as browser hardening, sandboxing, encryption forcing, etc. When…

Category : Software   22-04-2021   by

Top Whatsapp alternatives in 2021

From the communication platform WhatsApp leaves more and more users for different reasons. If you're one of them, there are a lot of possibilities on how to replace it with something better. We will show you what are the 5 free alternatives to WhatsApp to have a text or audio-video conversation…

Category : Software   26-01-2021   by

Python or Swift: Revealing Benefits and Drawbacks of Each Language and Their Differences

Programming languages constantly evolve to improve software performance and simplify developers’ lives. That’s why the programming languages’ ranking is so unstable. Popular languages change every year. While some become outdated and uninterested due to poor features, others get ahead of the ranking because of frequent updates and outstanding performance. There…

Category : Programming   04-03-2021   by

A beginner’s guide to software vulnerabilities

What are software vulnerabilities The number of devices connected to the Internet is growing every day. And among those devices we find not only computers and smartphones, but also an ever-rising number of cameras, smoke detectors, motion sensors, smart door locks, and let’s not forget that even plant pots. Many households…

Category : Security   17-11-2020   by Iveta Karailievova

The BleedingTooth vulnerability and other Bluetooth security risks

Have you ever heard of BleedingTooth? And we do not mean the really disturbing looking mushroom which goes by this name and is totally real (we double checked) but one of the lately discovered vulnerabilities in Linux systems. It had hit the tech news recently, when Andy Nguyen, a Google security…

Category : Security   10-11-2020   by Iveta Karailievova

Why You Should Hire Node.js Developer for Your Backend Development

When developers are building a new website, they mainly focus on both frontend and backend development. The frontend code helps create the interfaces through which the app interacts with the users while the back-end code interacts with the server to deliver data or content that is displayed to the website…

Category : Javascript   27-10-2020   by Luigi Nori

Network and port scanning with Zenmap

This article goes out to all the computer nerds who are, when it comes to networking, more on the noob-side of the crowd. It does not have to be complicated and everyone with patience and eagerness to learn something new can relatively quickly gain the knowledge necessary to feel more…

Category : Security   08-10-2020   by Iveta Karailievova

How to securely access the Dark Web in 15 steps. Second part

Let's continue with the 2nd part of our article in which we try to give you some advice on how to safely and securely explore the dark web. Let's restart from number 6.   6. Changes the security level in the Tor browser It is also possible to increase the security level of the…

Category : Security   08-03-2024   by Janeth Kent

How to securely access the Dark Web in 15 steps. First part

The dark web can be a pretty dangerous place if you don't take the right precautions. You can stay relatively safe with a good antivirus and a decent VPN. However, if you want to be completely anonymous and protect your device, you'll need a little more than that. Here there are…

Category : Security   08-03-2024   by Silvia Mazzetta

How to install a Linux partition on a Windows 10 PC

In spite of a past we could say almost confronted, the approach between Windows and Linux is accelerating more and more, drawing a story closer to love than to hate. So much so that Windows 10 already offers support for Linux natively. Creating a subsystem is no longer penalized. A…

Category : Operating systems   06-09-2020   by Luigi Nori

How to configure Tor to browse the deep web safely

Today we explain how to set up Tor to browse safely, and we'll share some links to safe sites on the deep web to get you started. Many already know that not everything on the Internet appears in Google, Yahoo, Bing or other search engines, and that accessing much of this…

Category : Security   12-08-2020   by Silvia Mazzetta

A collection of interesting networks and technology aiming at re-decentralizing the Internet

The decentralised web, or DWeb, could be a chance to take control of our data back from the big tech firms. So how does it work? Take a look at this collection of projects aimed to build a decentralized internet. Cloud BitDust - is decentralized, secure and anonymous on-line storage, where only…

Category : Networking   27-08-2020   by Janeth Kent

WSL2 is released to run Linux distributions on Windows

If you are reading about this for the first time, the Windows Subsystem for Linux is a kind of virtual machine that allows you to run the Linux terminal on the Microsoft system (Windows). From this terminal we can use tools as long as the necessary packages are installed. Now with…

Category : Servers   07-07-2020   by Janeth Kent

How to get into the Deep Web: a guide to access TOR, ZeroNet, Freenet and I2P

We would like to present you with a guide that will allow you to enter the main darknets that make up the Dark Web, colloquially known as the Deep Web, although this last term has another meaning. The hidden Internet or Dark Web is a portion of the network in…

Category : Security   07-05-2020   by Janeth Kent

Linux For Dummies: Permissions

In the previous articles I made a short introduction to the Unix world and in the following article I have dealt with the basic commands for the file system management. Today we are going to talk about permissions. We are going to take Ubuntu as an example, but in the other distros the working mechanism…

Category : Operating systems   14-03-2020   by Alessio Mungelli

How to Install Node.js and NPM on Ubuntu 18.04

Node.js is a JavaScript platform for general programming that allows users to create network applications quickly. By leveraging JavaScript in both frontend and backend, Node.js makes development more uniform and integrated. Node.js is a JavaScript runtime built on Chrome's V8 JavaScript engine. runtime for easily building fast, scalable network applications. In this…

Category : Development   24-04-2020   by Luigi Nori

How to find everything you need on the Deep Web and the Dark Web

How to find everything you need on the Deep Web and the Dark Web Best links, sites, markets what you can find on the Deep Web The Deep Web is also known as the Deep Internet is a sort of layer of content that is not indexed by the search engines…

Category : Security   10-05-2021   by Silvia Mazzetta

Linux for Dummies: Ubuntu Terminal

I introduced in the previous article, available here, the basic concepts concerning the Linux world. Today we are going to have a look to some basic operations that we can perform using the terminal in an Ubuntu-like operating system. What is the command line? Shell, terminal and command line are words that commonly stand for a…

Category : Operating systems   27-02-2020   by Alessio Mungelli

Linux for Dummies: Introduction

If you have thought about migrating from Windows to a Unix operating system, or Linux specifically there are things you should know. The goal is to give essential information (and not) to take the first steps in the world of the "penguin". What is Linux? With the word Linux we commonly refer…

Category : Operating systems   21-08-2020   by Alessio Mungelli

10 Open source tools for security operations (SOC)

As we know, there are many moving parts to building a Security Operations Centre (SOC). From a technological point of view, it is very important to count on open source to identify threats and reduce costs. From a DiD (Defense in Depth) point of view, there are many devices and…

Category : Security   29-11-2019   by Janeth Kent

The Best Free Alternatives to Adobe Lightroom

Adobe applications are very important to people or professionals in video, image, and audio editing. Adobe Lightroom is a photography program developed for mobile phones, Mac OS and Windows, especially for photographers or digital imaging enthusiasts. The program works perfectly but is being very expensive for many people and today…

Category : Multimedia   15-07-2019   by Janeth Kent

Now you can download the new Windows terminal: new, modern, fast, efficient, and powerful.

Microsoft has announced its new Windows Terminal, which will bring together PowerShell, CMD and WSL, includes a real Linux kernel that allows you to run more Linux software on Windows and with better performance than WSL 1 in one place to end the diversification that currently has the operating system…

Category : Software   26-06-2019   by Janeth Kent

How to Create your own custom Linux system, step by step

Here is some information where you can learn step by step how to customize a Linux distribution to create your own Linux. If we follow the steps, even the less experienced will be able to create their own Linux to their liking. Personalizing a distribution not only serves to have a…

Category : Operating systems   14-06-2019   by Janeth Kent

The Best RSS Readers for Ubuntu

The Best RSS Readers for Ubuntu

Even if most of the tech experts actively claim that RSS (Rich Site Summary) is dead especially after Google Reader was discontinued 5 years ago but it isn’t yet as still many people rely on RSS to get the latest news, podcasts, videos etc. and almost every website is still…

Category : Software   19-02-2019   by Janeth Kent

A roadmap to becoming a web developer in 2019

There are plenty of tutorials online, which won't cost you a cent. If you are sufficiently self-driven and interested, you have no difficulty training yourself. The point to learn coding I think is to read a lot of code of other developers, then typing code and testing to see what…

Category : Programming   30-05-2019   by Janeth Kent

Most Popular Node.js Frameworks in 2019

Most Popular Node.js Frameworks in 2019

Before Node.js, web developers always faced the issue of having to use different languages for client-side and server-side scripts. JavaScript was traditionally the language for client-side scripting with the HTML code running in the browser. The invention of Node.js in 2009 introduced server-side scripting with JavaScript code running on the…

Category : Javascript   14-02-2019   by Janeth Kent

Configuring DNS-over-TLS and DNS-over-HTTPS with any DNS Server

Configuring DNS-over-TLS and DNS-over-HTTPS with any DNS Server

The new DNS-over-TLS (DoT) and DNS-over-HTTPS (DoH) protocols are available for enabling end user's privacy and security given the fact that most DNS clients use UDP or TCP protocols which are prone to eavesdropping, vulnerable to Man-in-the-Middle (MitM) attacks and, are frequently abused by ISPs in many countries with Internet…

Category : Networking   27-12-2018   by Janeth Kent

80 Linux Network Monitor Software & Tools for Managing & Monitoring Unix/Linux Systems

80 Linux Network Monitor Software & Tools for Managing & Monitoring Unix/Linux Systems

It’s hard work monitoring and debugging Linux performance problems, but it’s easier with the right tools at the right time. Finding a Linux Network Monitor tool or Software package for your Critical servers and services that are running on those systems in one of the most (if not the most)…

Category : Security   23-10-2018   by Janeth Kent

How to install Letsencrypt Certificates with Certbot in Ubuntu

In this article we will explain how to install, manage and configure the SSL Security certificate, Let's Encypt in NGINX server used as proxy. This certificate is free but does not offer any guarantee and has to be renewed every 3 months. We recommend that users with shell access use the…

Category : Servers   09-05-2020   by Janeth Kent

How to Set up a Fully Functional Mail Server on Ubuntu 16.04 with iRedMail

How to Set up a Fully Functional Mail Server on Ubuntu 16.04 with iRedMail

Setting up your own mail server from scratch on Linux is complex and tedious, until you meet iRedMail. This tutorial is going to show you how you can easily and quickly set up a full-fledged mail server on Ubuntu 16.04 with iRedMail under 30 minutes. What is iRedMail? iRedMail is a shell…

Category : Networking   30-03-2023   by Janeth Kent

Useful Terminal Commands Every Web Developer Should Know About

Useful Terminal Commands Every Web Developer Should Know About

The command line interface (CLI), or Terminal is considered by many to be the Holy Grail of computer management. At one time the CLI was the only way to accomplish anything on a computer; then, the CLI gave way to the graphical user interface (GUI) as the popularity of PCs…

Category : Operating systems   22-06-2018   by Janeth Kent

Best Websites to Learn Coding Online

Best Websites to Learn Coding Online

You know and we know that it’s totally possible to learn to code for free... If you can teach yourself how to write code, you gain a competitive edge over your peers, you can think more algorithmically and thus can tackle problems more efficiently. But what are the best resources to achieve…

Category : Programming   19-06-2018   by Janeth Kent

The best Free and Open-Source Video editing, VFX and compositing software

The programs listed below are the foundation of this blog. It’s Free & Open-Source Video Editing Software that does all the stuff the expensive commercial programs do. We’ll keep the links here updated, so you always know where to get them. Also, with this basic list, we are focusing on well-developed programs that work on…

Category : Multimedia   01-03-2021   by Janeth Kent

GIMP 2.10 released: Features 32-bit support, new UI and A Ton Of Improvements

GIMP 2.10 released: Features 32-bit support, new UI and A Ton Of Improvements

It's been over a half-decade since the GIMP 2.8 stable debut and today marks the long-awaited release of GIMP 2.10, its first major update in six years. And among other things, it brings basic support for HiDPI displays. Earlier versions of GIMP used icons that used the same number of pixels…

Category : Multimedia   07-06-2018   by Janeth Kent

Send Push Notification to Users Using Firebase Messaging Service in PHP

Send Push Notification to Users Using Firebase Messaging Service in PHP

Today I will show you how to send unlimited free push notifications to your clients using Firebase Cloud Messaging (FCM) in your PHP web application. Push Notifications are clickable messages that come from a website. They are used to show notifications outside the web page context even if the user is not browsing…

Category : Php   14-05-2018   by Janeth Kent

Setting Up SFTP on Ubuntu 16.04

Setting Up SFTP on Ubuntu 16.04

I recently had a request to setup SFTP for a customer so they could manage a set of files in their environment through an FTP GUI. Being an avid user of command line tools like SCP I haven’t needed to set up FTP or SFTP in many years. So I…

Category : Operating systems   12-03-2018   by Janeth Kent

ArangoDB, install and configure the popular Database in ubuntu 16.04

ArangoDB, install and configure the popular Database in ubuntu 16.04

Introduction to ArangoDb, open source, NoSQL, multi-model database BigData seems to be getting stronger every day and more and more NoSQL databases are coming out to the market, all trying to position themselves in the lead to be the reference. This week I tried ArangoDB! Another NoSQL database? Today I'm going to…

Category : Databases   14-11-2017   by Janeth Kent

Image Optimizers for various platforms

Image Optimizers for various platforms

Image Optimizers for various platforms Linux Trimage (GUI) — similar to ImageOptim and uses many of the same lossless tools under the hood. ImageOptim Web Service (HTTP API) — resize and optimize images in your web applications. Online interface for MozJPEG — a JPEG compressor that produces smaller, higher quality files. The web interface…

Category : Software   15-05-2017   by Janeth Kent

5 best open source version control systems tools for sysadmins

5 best open source version control systems tools for sysadmins

As a system admin, the chances are you collaborate with multiple people across the company, therefore you will probably know the stress of constantly transferring files and version controlling the changes. Version control tools are a great way to enable collaboration, maintain versions, and track changes across the team. Perhaps the…

Category : Software   13-05-2017   by Janeth Kent

How to Choose a Laptop for Web Design and Development

Efficiency is important at work, no matter the type of job you do. The better the tools that you use, the more productive you are. So if you’re a web designer, you want a laptop that will be able to handle all your software with ease. However, how do you…

Category : Technology   16-12-2019   by Janeth Kent

The Best Lightweight Linux Distributions For Older PC's

The Best Lightweight Linux Distributions For Older PC's

What do you do with your old computers? The one which once had good hardware configuration but now those are considered outdated. Why not revive your old computer with Linux? I am going to list seven beginner friendly lightweight Linux distributions that you can use on your older PC. Best Lightweight…

Category : Operating systems   12-03-2017   by Janeth Kent

How to Configure the Mod_Security Core Ruleset in Ubuntu

How to Configure the Mod_Security Core Ruleset in Ubuntu

ModSecurity is a Web Application Firewall, a program that can be used to inspect information as it passes through your web server, intercepting malicious requests before they are processed by your web application. This tutorial will show you how to install ModSecurity on Apache, and configure it with some sensible rules provided…

Category : Servers   04-03-2017   by Janeth Kent

Install Shotcut Video Editor in Ubuntu 16.04, 16.10

Install Shotcut Video Editor in Ubuntu 16.04, 16.10

The Shotcut video editor software has reached the 16.11 release, here’s quick tip for how to install it in Ubuntu 16.04, Ubuntu 16.10. Shotcut is a free, open source, and cross-platform video editor for Windows, Mac and Linux. Major features include support for a wide range of formats, no import required…

Category : Multimedia   25-02-2017   by Janeth Kent

How to Install Syncthing on Ubuntu 16.04

How to Install Syncthing on Ubuntu 16.04

This tutorial shows how to install Syncthing on Ubuntu 16.04 Desktop LTS Xenial Xerus. Syncthing is a free continuous file synchronization tool that lets you synchronize your files across desktops, tablets, mobile phones or even servers. It’s an open source alternative to the popular BitTorrent Sync (aka btsync) application. The creation,…

Category : Networking   17-02-2017   by Janeth Kent

How to Connect to a Remote Server via SSH from a Linux Shell

How to Connect to a Remote Server via SSH from a Linux Shell

Introduction Secure Shell (SSH) is a UNIX-based command interface and protocol for securely getting access to a remote computer. SSH is actually a suite of three utilities - slogin, ssh, and scp - that are secure versions of the earlier UNIX utilities, rlogin, rsh, and rcp. SSH commands are encrypted and…

Category : Servers   16-02-2017   by Janeth Kent

Setup FTP server with VSFTPD in Ubuntu 16.04

Setup FTP server with VSFTPD in Ubuntu 16.04

Introduction FTP, short for File Transfer Protocol, is a network protocol that was once widely used for moving files between a client and server. It has since been replaced by faster, more secure, and more convenient ways of delivering files. Many casual Internet users expect to download directly from their web…

Category : Servers   14-02-2017   by Janeth Kent

How to Disable Strict SQL Mode in MySQL 5.7 and Ubuntu 16.04

How to Disable Strict SQL Mode in MySQL 5.7 and Ubuntu 16.04

If your app was written for older versions of MySQL and is not compatible with strict SQL mode in MySQL 5.7, you can disable strict SQL mode. For example, apps such as WHMCS 6 and Craft 2 do not support strict SQL mode. If you're using WHMCS 7, see our article…

Category : Databases   18-02-2019   by Janeth Kent

How to install and setup Varnish in Ubuntu 16.04

How to install and setup Varnish in Ubuntu 16.04

One of the problems with running a site with many users is that the constant requests for dynamic content can really bog down a web server. In order to solve this problem, many big companies turn to a tool called Varnish. It’s an HTTP accelerator that caches both static and…

Category : Networking   02-01-2017   by Janeth Kent

Install Apache, MariaDB and PHP7 on Ubuntu 16.04

Install Apache, MariaDB and PHP7 on Ubuntu 16.04

Ubuntu 16.04 LTS Xenial Xerus comes with PHP7 by default so you don’t have to rely on third-party PPA to get PHP7 installed. In this tutorial, we are going to look at how to install Apache, MariaDB and PHP7 (LAMP stack) on Ubuntu 16.04 LTS Xenial Xerus. Update: This tutorial is…

Category : Servers   18-11-2016   by Janeth Kent

How to force screen/s resolution in Ubuntu and make it permanent

How to force screen/s resolution in Ubuntu and make it permanent

Sometimes our ubuntu drivers don't work so well as we espect with our screens, most of the time we get a low resolution in our screens and cannot change it via GUI, fortunately using xrandr we can easily configure our screens to force them to a better resolution. First of all,…

Category : Software   09-11-2016   by Janeth Kent

Install Memcache in Ubuntu 16.04

Install Memcache in Ubuntu 16.04

Memcache is an in-memory key-value store that is ideal for speeding up infrastructure. Perhaps a slow operation needs access to rarely-changing data, or files are accessed on slow storage systems. By integrating Memcache, the result of slow queries or reads can be keyed to a unique value, and future accesses…

Category : Databases   28-09-2016   by Janeth Kent

Ubuntu servers security: 25 security tools to armor your system

Ubuntu servers security: 25 security tools to armor your system

The Ubuntu repositories contain several useful tools for maintaining a secure network and network administration.This security tools include network scanning,attack detection,Virus Detection etc.   1) Wireshark -- network traffic analyzer Wireshark is a network traffic analyzer, or "sniffer", for Unix and Unix-like operating systems. It is used for network troubleshooting, analysis, software and…

Category : Servers   14-09-2016   by Janeth Kent

Install Syncthing on Ubuntu 16.04 using Debian Repository

Install Syncthing on Ubuntu 16.04 using Debian Repository

Syncthing is a free continuous file synchronization tool that lets you synchronize your files across desktops, tablets, servers. It’s an open source alternative to the popular BitTorrent Sync (aka btsync) application. The creation, modification or deletion of files on one machine will automatically be replicated to your other devices. Syncthing…

Category : Servers   19-08-2016   by Janeth Kent

SQLMAP installation and usage in Ubuntu and Kali linux

SQLMAP installation and usage in Ubuntu and Kali linux

Let's talk about the penetration testing using one of the KALI linux tool called SQLMAP. What is SQLMAP? sqlmap is an open source penetration testing tool that automates the process of detecting and exploiting SQL injection flaws and taking over of database servers. It is a open source tool to use sql injection…

Category : Security   13-08-2016   by Janeth Kent

PHP7: Install PHP7 with NGINX and MEMCACHE in Ubuntu 14.04

PHP7: Install PHP7 with NGINX and MEMCACHE in Ubuntu 14.04

  Let's install PHP7 and Nginx on a new Ubuntu 14.04 server, and manually build the (not yet packaged) memcached module for PHP7. Command Rundown Update: It looks like the php-memcached package was built into ppa:ondrej/php-php7.0 for php7, so the manual build steps is probably not necessary any longer! Install it via the…

Category : Servers   05-12-2018   by

What is a DDOS attack and tools used

A DOS attack is an attempt to make a system or server unavailable for legitimate users and, finally, to take the service down. This is achieved by flooding the server’s request queue with fake requests. After this, server will not be able to handle the requests of legitimate users. The denial…

Category : Security   04-05-2021   by Janeth Kent

PHP:How To Upgrade to PHP 7 on Ubuntu 14.04

PHP:How To Upgrade to PHP 7 on Ubuntu 14.04

Introduction PHP 7, which was released on December 3, 2015, promises substantial speed improvements over previous versions of the language, along with new features like scalar type hinting.This guide explains how to quickly upgrade an Apache or Nginx web server running PHP 5.x (any release) to PHP 7. Warning: As with…

Category : Operating systems   13-03-2016   by Janeth Kent

Install HHVM + Nginx on Ubuntu 14.04

Install HHVM + Nginx on Ubuntu 14.04

  The LEMHH software stack is a group of software that can be used to serve dynamic web pages and web applications. This is an acronym that describes a Linux operating system, with an Nginx web server. The backend data is stored in MySQL and the dynamic processing is handled by…

Category : Networking   12-05-2017   by Janeth Kent

Display Linux TCP / UDP Network and Socket Information with the 'ss' command

The ss command is used to show socket statistics. It can display stats for PACKET sockets, TCP sockets, UDP sockets, DCCP sockets, RAW sockets, Unix domain sockets, and more. It allows showing information similar to netstat command. It can display more TCP and state information than other tools. It is…

Category : Networking   23-05-2020   by Janeth Kent

PHP7: Guide and References to all the changes between version 5.x and 7 of PHP

PHP7: Guide and References to all the changes between version 5.x and 7 of PHP

PHP 7 was released on December 3rd, 2015. It comes with a number of new features, changes, and backwards compatibility breakages that are outlined below. Performance Features Combined Comparison Operator Null Coalesce Operator Scalar Type Declarations Return Type Declarations Anonymous Classes Unicode Codepoint Escape Syntax Closure call() Method Filtered unserialize() IntlChar Class Expectations Group use Declarations Generator Return Expressions Generator Delegation Integer Division with intdiv() session_start() Options preg_replace_callback_array() Function CSPRNG Functions Support…

Category : Php   27-12-2015   by Janeth Kent

The Best Free SSH Tabbed Terminal Clients for Windows

PuTTy is an emulator for the terminal. It allows you to log into another computer that can be on the same network or accessed via the internet. The basic program has no security, but you can add authentication and encryption to SSH to protect internet connections. The tool also includes…

Category : Networking   18-12-2023   by Janeth Kent

How to Create a .ONION Website and Domain With Tor Network

How to Create a .ONION Website and Domain With Tor Network

Not a lot of people know about .onion websites, not many people actually use it. .ONION websites are used by people who want to stay anonymous. In addition, .onion websites are the first layer of the Deep Web. Which is basically described in the picture bellow As many websites say, the…

Category : Networking   02-11-2014   by Janeth Kent

PHP: list of best awesome PHP libraries

PHP: list of best awesome PHP libraries

It is an exciting time to be a PHP developer. There are lots of useful libraries released every day, and with the help of Composer and Github, they are easy to discover and use. Here is a complete list of the coolest that We’ve come across. Package Management Libraries for package and…

Category : Php   27-04-2014   by Janeth Kent

HowTo Create Linux Swap On Ubuntu 12.04

HowTo Create Linux Swap On Ubuntu 12.04

About Linux Swapping Linux RAM is composed of chunks of memory called pages. To free up pages of RAM, a “linux swap” can occur and a page of memory is copied from the RAM to preconfigured space on the hard disk. Linux swaps allow a system to harness more memory than…

Category : Networking   10-02-2014   by Janeth Kent

10 Server and network monitoring tools

10 Server and network monitoring tools

When you have a website or a network, it’s helpful to be aware of any issues as soon as they occur. There are open source and freeware server/network monitoring tools that will supervise your infrastructure for any issues that may arise. These tools are meant to aid you in avoiding…

Category : Networking   04-02-2014   by Janeth Kent

Syncronize Files Between Servers With RSYNC

Syncronize Files Between Servers With RSYNC

Synchronize Files With rsync Synchronizing files from one server to another is quite awesome. You can use it for backups, for keeping web servers in sync, and much more. It's fast and it doesn't take up as much bandwidth as normal copying would. And the best thing is, it can be…

Category : Networking   03-02-2014   by Janeth Kent

Install Bit Torrent Sync on Ubuntu

Install Bit Torrent Sync on Ubuntu

There are some great tools for syncing files over the internet available to us, but one stands out from the rest in regards of technology used and possible use cases. A public beta version was released in June this year and now it’s available for Windows, Mac, Linux, FreeBSD, Android and…

Category : Networking   15-01-2014   by Janeth Kent

GIT - the simple guide

GIT - the simple guide

setup Download git for OSX Download git for Windows Download git for Linux create a new repository create a new directory, open it and perform a git init to create a new git repository. checkout a repository create a working copy of a local repository by running the command git clone /path/to/repository when using a remote server, your command will be git…

Category : Software   13-01-2014   by Janeth Kent

Ubuntu: How To Start Program As Service

Ubuntu: How To Start Program As Service

According to Ubuntu’s Upstart website, “Upstart is an event-based replacement for the /sbin/init daemon which handles starting of tasks and services during boot, stopping them during shutdown and supervising them while the system is running.”Basically, Upstart is an init daemon that replaces the /etc/init.d scripts.It comes with Ubuntu 6.10 and…

Category : Networking   10-10-2013   by Janeth Kent

How to detect r57 and c99 Shells in your server

How to detect r57 and c99 Shells in your server

When malicious intruders compromise a web server, there's an excellent chance a famous Russian PHP script, r57shell, will follow. The r57 and C99 shell PHP script gives the intruder a number of capabilities, including, but not limited to: downloading files, uploading files, creating backdoors, setting up a spam relay, forging…

Category : Security   26-07-2013   by Janeth Kent

The best code editor for web developers

The best code editor for web developers

Every web developer requires the right tools to do their job, therefore the choice of a source code editor shouldn’t come lightly. This is where we spend most of our development time and where productivity is gained or lost on a grand scale. But which is the best Code Editor? To determine the best source code editor, we…

Category : Software   25-07-2013   by Janeth Kent

21 PHP Libraries You Should Know About

21 PHP Libraries You Should Know About

The aim of the Standard PHP Library-or SPL is to provide a standard library of interfaces which allows developers to take full advantage of object-oriented programming in PHP. Therefore in this article we have collected 21 of the best PHP Libraries which will assist and help developers to simplify their work and serve…

Category : Programming   24-07-2013   by Janeth Kent

Setup and Manage Mysql/MysqlAdmin root password

Setup and Manage Mysql/MysqlAdmin root password

Managing mysql main root password is one of the most common questions/problems that new linux users have, and one of the essential tasks. By defaultroot user is MySQL admin account. The Linux / UNIXlogin root account for your operating system and MySQL root aredifferent. They are separate and nothing to…

Category : Databases   18-07-2013   by Janeth Kent

How to Easily Install Hadoop in Ubuntu 12.10

How to Easily Install Hadoop in Ubuntu 12.10

This tutorial covers the installation steps of Apache Hadoop 1.0 and 2.0 in Ubuntu Linux. I will also go through the configuration for running it on pseudo-distributed mode. Pre-Requisites Java 6 or later (Hadoop is written in Java) Linux OS (Windows is supported only in development mode. Other flavors of…

Category : Databases   11-07-2013   by Janeth Kent

Top 15 Free Hacking Tools for Ethical Hackers

Intrusion tests, known as "Penetration Analysis" or "Ethical Hacking", are now a common practice to know the level of security a website has. These tests assess the type and extent of system and network vulnerabilities in terms of confidentiality and integrity. They check the security of the network and empirically verify…

Category : Security   19-06-2020   by Silvia Mazzetta

Useful list of commands for linux server management

Useful list of commands for linux server management

List of checks that you can perform on a linux server to try and figure out why it keeps going down Disk Space: df -h (Make sure you have enough disk space) Memory: free -m (Check you're not out of memory) Processes / Load average top (shift + m) htop (Check for processes that are taking up a lot of…

Category : Networking   09-07-2013   by Janeth Kent

Setup SSL Certificate on Apache and Ubuntu 12.04

Setup SSL Certificate on Apache and Ubuntu 12.04

How to Create a SSL Certificate on Apache for Ubuntu 12.04   About SSL Certificates A SSL certificate is a way to encrypt a site's information and create a more secure connection. Additionally, the certificate can show the virtual private server's identification information to site visitors. Certificate Authorities can issue SSL certificates that…

Category : Networking   02-07-2013   by Janeth Kent

Mastering JavaScript: Top Resources to Propel Your Learning Journey

Learning JavaScript is a valuable decision if you're interested in coding and pursuing a career in the tech industry. JavaScript holds the top spot as the most popular programming language on GitHub and is widely used by professional developers, as indicated by the Stack Overflow Developer Survey. It's worth noting that…

Category : Javascript   23-06-2023   by Janeth Kent

Syncronize Files Between Two Ubuntu Servers Using Unison and Incron

Syncronize Files Between Two Ubuntu Servers Using Unison and Incron

File Synchronization Between Two Ubuntu Servers using Unison Unison is a file-synchronization tool for Unix and Windows. It allows two replicas of a collection of files and directories to be stored on different hosts (or different disks on the same host), modified separately, and then brought up to date by propagating…

Category : Networking   21-06-2013   by Janeth Kent

Install and Configure Varnish with Apache multiple Virtual Hosts on Ubuntu 12.10

Install and Configure Varnish with Apache multiple Virtual Hosts on Ubuntu 12.10

About Varnish Varnish is an HTTP accelerator and a useful tool for speeding up a server, especially during a times when there is high traffic to a site. It works by redirecting visitors to static pages whenever possible and only drawing on the virtual private server itself if there is a…

Category : Networking   21-06-2013   by Janeth Kent

Install apache2 mod_security and mod_evasive on Ubuntu 12.04

Install apache2 mod_security and mod_evasive on Ubuntu 12.04

This guide is intended as a relatively easy step by step guide to: Install and configure Apache2 ModSecurity and mod_evasive modules on Ubuntu 12.04 LTS server. Things have become much easier than before installing both these two excellent security modules for Apache2 in Ubuntu 12.04 LTS, as both modules are available in the…

Category : Networking   11-06-2013   by Janeth Kent

How To Uninstall Apache 2

How To Uninstall Apache 2

This is a little tip that we can share to manage your linux box server, below you can see the consolle command to uninstall apache webserver sudo update-rc.d -f apache2 remove

Category : Networking   30-05-2013   by Janeth Kent

How to enable YouTube's Feeling Lucky Feature

How to enable YouTube's Feeling Lucky Feature

YouTube has a cool feature that generates a playlist of 10 recommended videos. Make sure you are logged in and visit this page. There's an experiment that places a "play" button next to the YouTube logo, by which you can generate the "I'm Feeling Lucky" playlist. If you don't like the playlist, click the…

Category : Software   30-05-2013   by Janeth Kent

Setting the Hostname (FQDN) in Linux Servers

Setting the Hostname (FQDN) in Linux Servers

Here we will show how to set your system's hostname and fully qualified domain name (FQDN). Your hostname should be something unique. Some people name their servers after planets, philosophers, or animals. Note that the system's hostname has no relationship to websites or email services hosted on it, aside from providing…

Category : Networking   29-05-2013   by Janeth Kent

Firefox OS tablet will be unveiled next week

Firefox OS tablet will be unveiled next week

At Mobile World Congress 2013 in Barcelona, we got a look at the first smartphone to run Mozilla’s Firefox OS, the ZTE Open. The new OS is a Linux-based open-source effort designed to offer an alternative to the proprietary ecosystems of its rivals, harnessing standards-based HTML5 web apps, combined with JavaScript and…

Category : Operating systems   29-05-2013   by Janeth Kent

The Best Free Online Photo Editors

Online photo editors  offer a quick and effective way to edit images and allows the everyday person to take their photos one step further without having the technical knowhow that a photographer would. Today we are sharing 10 online photo editors for all of your quick fix photography needs. PIXLR Pixlr is an…

Category : Software   22-07-2021   by Janeth Kent

How to Install Skype in Lubuntu 12.10

How to Install Skype in Lubuntu 12.10

Open terminal and edit sources.list: Code: sudo nano /etc/apt/sources.list Uncomment these hashes (#) Code: deb http://archive.canonical.com/ubuntu quantal partner deb-src http://archive.canonical.com/ubuntu quantal partner after this step execute the update command: Code: sudo apt-get update && sudo apt-get install skype et voilá skype will be installed in your lubuntu distro.  

Category : Operating systems   28-05-2013   by Janeth Kent

Million of visitors per day with a super cheap  php mysql server using nginx and varnish

Million of visitors per day with a super cheap php mysql server using nginx and varnish

These instructions are the rather verbose, but hopefully easy enough to follow, steps to build a new Linux server using Varnish and Nginx to build a php application on a cheap server , all costing under $15 a month, capable of sustaining million hits per day, (we use blitz.io to…

Category : Networking   28-05-2013   by Janeth Kent

Ubuntu UFW Firewall - Uncomplicated Firewall for Ubuntu

Ubuntu UFW Firewall - Uncomplicated Firewall for Ubuntu

Introduction to UFW - Uncomplicated Firewall The default firewall configuration tool for Ubuntu is ufw. Developed to ease iptables firewall configuration, ufw provides a user friendly way to create an IPv4 or IPv6 host-based firewall. By default UFW is disabled. Gufw is a GUI that is available as a frontend. Basic Syntax and…

Category : Networking   27-05-2013   by Janeth Kent

Firefox 21 released for Windows, Mac, Linux and Android

Firefox 21 released for Windows, Mac, Linux and Android

Mozilla on Tuesday officially launched Firefox 21 for Windows, Mac, Linux, and Android. Improvements include the addition of multiple social providers on the desktop as well as open source fonts on Android.   The new desktop version was available yesterday on the organization’s FTP servers last night, but that was just the…

Category : Software   14-05-2013   by Janeth Kent

Open Compute Project To Develop An Open Switch

In the realm of data centers and networking, the Open Compute Project (OCP) has emerged as a driving force for innovation and collaboration. Founded by Facebook in 2011, the OCP aims to accelerate the development and adoption of open hardware and data center designs. With its mission to make data center…

Category : Networking   29-05-2023   by Janeth Kent

Super Stealthy Backdoor Spreads To Hit Hundreds Of Thousands Of Web Users

Super Stealthy Backdoor Spreads To Hit Hundreds Of Thousands Of Web Users

One of the most sophisticated web server backdoors ever seen has spread fast and is now sitting on hundreds of webservers running some of the most popular websites in the world, researchers have warned. One expert told TechWeekEurope the Cdorked backdoor, brought to light in April, is almost as smart as Stuxnet, the malware which disrupted…

Category : Security   09-05-2013   by Janeth Kent

Mozilla launches Firefox OS Simulator 3.0

Mozilla launches Firefox OS Simulator 3.0

Mozilla on Thursday announced the release of Firefox OS Simulator 3.0, polishing all the features in the preview release as well as making a few more improvements. You can download version 3.0 now for Windows, Mac, and Linux from Mozilla Add-Ons. The simulator installs as an extension in Firefox, so you’ll need Mozilla’s browser to use…

Category : Programming   03-05-2013   by Janeth Kent

q=Linux Clicky