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154 results for: functions

Difference between arrow and normal functions in JavaScript

In this tutorial we are going to see how arrow functions differ from normal JavaScript functions. We will also see when you should use one and when you should use the other.   Normal functions   JavaScript's standard functions, those we call normal or standard functions, have been included in JavaScript since its inception.…

Category : Javascript   30-08-2021   by Janeth Kent

JavaScript Arrow functions: What they are and how to use them

In this article we are going to see what they are and how to use JavaScript Arrow Functions, a new feature introduced with the ES6 standard (ECMAScript 6). What are Arrow Functions Arrow Functions are a new syntax for defining anonymous functions in JavaScript in a more concise way. Being an abbreviated…

Category : Javascript   30-08-2021   by Janeth Kent

What is the difference between primitives types and objects in JavaScript?

In this short tutorial we are going to look at the differences between primitive types and objects in JavaScript. To start with, we're going to look at what primitive types are. Then we will see what objects are and how they differ.   Introduction   The primitive types in JavaScript are as follows:   Boolean: 'boolean String:…

Category : Javascript   16-08-2021   by Silvia Mazzetta

What is a Full Stack Developer?

The demand for the Full Stack Developer is growing exponentially in recent years. Disruptive technology companies and startups are increasingly requesting this type of multipurpose profile that knows multiple programming languages and can assume all kinds of functions within the company. Throughout this article we will tell you what a full stack…

Category : News and events   06-08-2021   by Janeth Kent

What are React Hooks and what problems they solve

Working with React, - and before the release of Hooks in version 16.8 -  there was always the possibility to create components in three different ways based on a number of suspects and needs: 1. Elementary components - These components are the simplest ones, they are characterized by being mere variables that…

Category : Javascript   13-05-2021   by Janeth Kent

Advanced Android tutorial: discover all your phone's secrets

It is highly probable that you are not taking advantage of even half of the potential that your Android device has to offer. These small pocket computers, which we call smartphones, have increasingly advanced and powerful hardware that, together with the possibilities offered by an operating system as flexible as…

Category : Mobile   06-05-2021   by Janeth Kent

Top Javascript Libraries and Frameworks Part 2

What are JavaScript frameworks?   JavaScript frameworks are application frameworks that allow developers to manipulate code to meet their particular needs. Web application development is like building a house. You have the option of creating everything from scratch with construction materials. But it will take a long time and can incur high costs. But…

Category : Javascript   06-05-2021   by Janeth Kent

Top JavaScript libraries and frameworks part 1

JavaScript libraries and frameworks make it easy to develop websites and applications with a wide variety of features and functionality, all with dynamic, flexible and engaging features. According to a 2020 StackOverflow survey, JavaScript remains the most widely used programming language (for the eighth year), with 67.7% of respondents using it. Its…

Category : Javascript   06-05-2021   by Janeth Kent

Looping through a matrix with JavaScript

We were already talking about how to multiply arrays in JavaScript and we realised that we had not explained something as simple as traversing an array with Javascript. So we couldn't let the time pass and we have started working to explain you how to do this task. The first thing…

Category : Javascript   03-05-2021   by Janeth Kent

How to multiply matrices in JavaScript

It may seem strange to want to know how to multiply matrices in JavaScript. But we will see some examples where it is useful to know how to perform this operation and how useful it is when handling coordinates as matrices, which we will see in a following article. But let's…

Category : Javascript   30-04-2021   by Janeth Kent

JavaScript Formatting Date Tips

Something that seems simple as the treatment of dates can become complex if we don't take into account how to treat them when presenting them to the user. That is why here we are going to see how we can format dates in JavaScript. To do this we are going to…

Category : Javascript   30-04-2021   by Janeth Kent

How to make a multilingual website without redirect

Today, we're going to talk about how to implement a simple language selector on the basic static website, without the need of any backend or database calls or redirection to another page. We will be using only JavaScript, no PHP or other programming languages. Serving HTML content in multiple languages is…

Category : Javascript   22-04-2021   by Tibor Kopca

The best free tools to Transcribe audio to text

With this article we bring you a list of the best tools for transcribing audio to text, offering you some that simply do it with dictated audio, but also others capable of loading audio files. The collection is varied, and we have mobile applications, web pages, and computer programs capable…

Category : Software   15-04-2021   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 Tibor Kopca

Interesting and Helpful Google Search Features You’ll Want to Start Using

Google – THE search engine for many internet users. It has been with us since its launch back in 1998 and thanks to its simplicity of use and genius algorithms, it grew so popular, that most of us cannot imagine our day-to-day life without it. Many petty arguments between friends…

Category : Software   31-01-2021   by Iveta Karailievova

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 Tibor Kopca

Validating HTML forms using BULMA and vanilla JavaScript

Today we are going to write about contact forms and how to validate them using JavaScript. The contact form seems to be one of the top features of every basic home page. It is a great way to encourage your visitors to make contact with you, by adding a form which…

Category : Javascript   31-12-2020   by Tibor Kopca

The State of PHP 8: new features and changes

PHP 8.0 has been released last November 26: let's discover together the main innovations that the new version introduces in this language. PHP is one of the most popular programming languages in the world. Precisely its wide diffusion, has led many programmers to use it, especially for the development of server-side…

Category : Php   29-12-2020   by Janeth Kent

What is DNS Blockchain and how to use it

To be able to navigate the Internet, to enter a website and have it show us all the content we want and search for, certain functions and characteristics are necessary. One of these key points is the DNS. It is what translates domain names into IP addresses, which prevents us…

Category : Security   28-12-2020   by Janeth Kent

A FULFILLED PROMISE - Using the FETCH API to make AJAX calls

In this article we talked about what AJAX calls are and how to use them in a traditional way, by using the XMLHttpRequest (XHR) object. In short, thanks to AJAX calls a web page can be partially updated without having to reload the whole content. This leads to better loading…

Category : Javascript   26-12-2020   by Iveta Karailievova

Read comics online: best websites and apps to download and read digital comics

Comic book lovers (like us), today we're going to give you a special tribute: a small collection of websites and applications to download and read digital comics, both on your computer and on your mobile devices. You'll be able to access a wide collection of free and paid digital comics,…

Category : News and events   26-12-2020   by Silvia Mazzetta

JavaScript: Spread and Rest operators

In today’s article we are going to talk about one of the features of the ES6 version(ECMAScript 2015) of JavaScript which is Spread operator as well as Rest operator. These features may be very useful when developing and working with front-end frameworks. We will explain how you can use it in…

Category : Javascript   05-04-2021   by Tibor Kopca

The best tricks and features to master your Android Smart TV

We bring you a collection of the best tricks to squeeze Android TV, the Google operating system designed for televisions. You can find it on smart televisions of some brands, but also on devices that you will connect to the TV. With all of them, you can use different types…

Category : Networking   05-11-2020   by Luigi Nori

GAN Generated Images

Let’s play a game - can you guess what these portraits have in common?  They all depict non-existent people. All these images were created by artificial intelligence. We could say, that AI “dreamed” those people up.  How can a machine make up people’s faces? The genius idea came from Ian Goodfellow, who was…

Category : Technology   28-10-2020   by Iveta Karailievova

How to prevent your neighbor from hacking your Chromecast

Google Chromecast was born as a device to add Smart TV features to those that were not yet Smart TV, and with WiFi connectivity as one of the key features according to this approach. Now it has evolved and is more complete, and serves equally well on Smart TVs, but…

Category : Networking   26-10-2020   by Luigi Nori

Hashmap: hashing, collisions and first functions

Today we are going to study some concepts closely related to hashmaps. The concepts we are going to see are hashing and collisions. Hashing The idea of hashing with chaining is to create a sort of array of lists, into which the elements are somehow inserted. We need to map the keys to…

Category : C language   28-06-2020   by Alessio Mungelli

Hashmap: Overflow Lists

In this short series of articles we will go to see how it is possible to create the Hashmap data structure in C. In the implementation we're going to use the doubly concatenated lists as auxiliary data structures. Let's look at a possible implementation.  Header file Let's first have a look to what…

Category : C language   18-06-2020   by Alessio Mungelli

Javascript: what are callbacks and how to use them.

Today we are going to learn about a concept that is widely used in javascript and that is used quite a lot by today's frameworks, libraries, especially NodeJS. This is the use of Callbacks.   What is a Callback?   Simplifying, it is to pass a function as a parameter so that this function…

Category : Javascript   23-10-2020   by Silvia Mazzetta

A Java approach: variables - use case

Hello all friends and welcome back! After the introduction made on the variables, we try to analyse some critical issues that may arise in quite common situations. Let's start by analysing some practical examples. Example 1: division that returns a non-integer result The first critical case that might arise for those who approach…

Category : Java   22-10-2020   by Alessio Mungelli

MAME Multiple Arcade Machine Emulator: How to download and configure this arcade emulator for Windows

Despite the fact that new state-of-the-art computer games are coming out every so often, the whole retro theme is very appealing to users who are looking to relive the long hours spent in front of a console, such as the NES or SNES, and even in arcades playing arcade machines.…

Category : Software   14-10-2020   by Luigi Nori

HTTP Cookies: how they work and how to use them

Today we are going to write about the way to store data in a browser, why websites use cookies and how they work in detail. Continue reading to find out how to implement and manage them - if you're looking for code! Understanding HTTP COOKIES - What are they? Cookies and other types…

Category : Programming   27-11-2020   by Tibor Kopca

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   04-05-2021   by Silvia Mazzetta

How to Browse the Internet Anonymously: 6 tips

Most of the actions you take online are not as private as you might imagine. Nowadays, countless people and groups try to follow our online behaviour as closely as possible. Our ISPs, our network administrators, our browsers, search engines, the applications we have installed, social networks, governments, hackers and even the…

Category : Security   16-09-2020   by Silvia Mazzetta

What is a Cryptophone and how it works

The so-called cryptophones, are anti-interception smartphones as they use encryption methods to protect all communication systems. Here are all the details and the truth about these "unassailable" phones. The recent Encrochat affair, recently investigated for illegal activities, has brought to light the so-called cryptophones. They are smartphones - legal in themselves -…

Category : Security   11-09-2020   by Silvia Mazzetta

The most popular Array Sorting Algorithms In PHP

There are many ways to sort an array in PHP, the easiest being to use the sort() function built into PHP. This sort function is quick but has it's limitations, especially when sorting things like dates as PHP usually guesses which value is higher than the other and can produce…

Category : Php   25-08-2020   by Luigi Nori

How to clone objects in JavaScript

Primitive and referenced values (objects) behave very differently when we want to make a copy of them. Primitive values Let's suppose a variable name that has a primitive value associated with it (number, string, boolean, undefined and null). If we make a copy of this variable name to another variable name2, any…

Category : Javascript   11-05-2021   by Luigi Nori

All the javascript functions and methods to manipulate arrays

This article will show that the prominent JavaScript array functions are .map(), .filter(), and .reduce(), and will then go through examples of instances in which .every() and .some() would save computing power over the more prominent solutions. You will learn helpful methods in JavaScript Array, an array is one of the…

Category : Javascript   10-08-2020   by Luigi Nori

TypeScript: The evolution of JavaScript

When you're involved in the development of a large project, programming languages like JavaScript don't seem to be the best solution. Their lack of elements such as Language Aids has created the need for code-friendly alternatives. Here we tell you about one of these options. TypeScript, is a project developed and…

Category : Javascript   18-07-2020   by Janeth Kent

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

How to save and edit photos in WebP format in GIMP

When working with our own images or those of others, there are many photo-editing programs we can make use of. These solutions help us to convert, retouch, or enhance our photos in a more or less advanced way. Here we can mention programs such as Photoshop or GIMP, two of…

Category : Web design   17-05-2020   by Silvia Mazzetta

First steps into JavaScript – a practical guide 3

After we learned the basic ofaccessing DOM elementsandhow to modify them,we are ready for the more exciting parts – handling DOM events. This allows us to make our web way more interactive, and finally we can put our JS knowledge into practice. User input such as keyboard actions or mouse clicks…

Category : Javascript   07-05-2020   by Iveta Karailievova

JavaScript: Promises explained with simple real life examples

Handling asynchronous data flows is complex, who hasn't faced codes like this one?: checkWeather('palma de mallorca', (error, weather) => { if (error) throw error; if (weather === 'well') { return checkFlights('palma de mallorca', (err, flights) => { if (err) throw err; buyTicket(flights, (e, ticket) => { if (e) throw e; console.log('ticket nº…

Category : Javascript   06-05-2020   by Janeth Kent

Protect yourself: know which apps have access to your location, microphone and camera

When you install an application on your smartphone, you decide what permissions you give it, but it's not always clear. We tell you how to know if those permissions are too much...   Smartphones have become the target of choice for hackers and criminals who want to make money or extort money…

Category : News and events   20-04-2020   by Silvia Mazzetta

JavaScript Development Services and How It Works

JavaScript is a programming language. This scripting language, however, is used to create features on web pages. As a result, it helps to make web pages alive. All that stuff that you see or do on the internet or websites or web applications is because of JavaScript. It is used to…

Category : Javascript   17-04-2020   by Luigi Nori

How to check if the GPS works

Have you tried to share your location with some friends but couldn't because the GPS on your smartphone looks dead? Don't jump to conclusions - your phone may not be having hardware problems. In fact, GPS malfunctions are often caused by temporary problems due to poor signal reception or poor…

Category : News and events   10-04-2020   by Silvia Mazzetta

JavaScript. What's new in ES2020?

As we discussed in our article about the ES2019 features you should try, ECMAScript's proposals will continue to grow and give rise to new implementations. Therefore, you can already access the new ECMAScript features summarized in ES2020. So, in order not to miss the train, it is worth to be informed…

Category : Javascript   05-04-2020   by Silvia Mazzetta

Amazing Javascript Game Source Codes for Free

In this article we will share the code to make simple games with Javascript programming language. The games code can later be your reference material for making other simple games. Before you continue do you already know what is javascript programming ?, if you don't know yet, please read the brief…

Category : Javascript   06-05-2021   by Luigi Nori

Best ways to start a video conference without registration

Nowadays it is very easy to make a video conference without using Whatsapp, Skype or any of those platforms that require user registration, phone, email and so on. Today we will talk about three options that allow video conferencing in a few seconds, being only necessary in most cases to inform…

Category : Multimedia   21-04-2020   by Silvia Mazzetta

7 valuable tips from Steve Jobs for entrepreneurs

Steve Jobs certainly needs no introduction, but how did he become one of the greatest entrepreneurs of the last decade? In this article we will talk about his entrepreneurial method, let's continue with our focus today. If you have a startup or you want to be the CEO of a big company…

Category : Startups   24-01-2020   by Janeth Kent

Best Web Proxies for Safer and Anonymous Surfing

Privacy is increasingly demanded in the context of global society. Contributing to this are the notorious cases of massive infiltration and security breaches that have ended up filtering users' private data. But there is also a widespread suspicion that someone is "watching" everything we do. For that reason, the use…

Category : Security   11-01-2020   by Silvia Mazzetta

Java Sorting Algorithm: Bubble Sort

Programming, the need to order the collections of data or objects that must then be manipulated often arises. Ordering a list can be useful in cases where you have to do very quick searches. We will see later on how to maintain an ordered list is useful to carry out dichotomous…

Category : Java   15-12-2019   by Alessio Mungelli

The best Internet search engines used by hackers

Today, many users wonder what tools hackers use to look for different vulnerabilities on devices that are connected to the Internet. Normally, everyone uses specific tools, but there are search engines that are specifically designed for security researchers. Although many users think that a hacker is a hacker, the reality is…

Category : Security   07-01-2021   by Silvia Mazzetta

How they can hack you while navigating

When we connect to the Internet we can be victims of many types of attacks. It is a reality that there are many threats in the form of malware that affect all types of systems and devices. However, it is at the time of using the browser where more problems…

Category : Security   02-12-2019   by Silvia Mazzetta

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 Truth About Building Your Own Website

If you have your own business, or you are working towards launching one, chances are you’ve thought about building your own website. A strong, professional website is essential for businesses of all kinds, and a critical element to promote your business and build relationships with potential and established customers. However, as…

Category : News and events   24-04-2020   by Janeth Kent

Java: introduction to Design Patterns and Singleton Pattern

Anyone with even a minimum experience of programming, should have realized that the majority of the problems have common elements. In fact we often find problems with the same pattern but in different contexts.  For example, a management software for s supermarket and the one for a great industry will operate…

Category : Java   27-10-2019   by Alessio Mungelli

Keynotes on Modern Agile 2019

Devotees of Modern Agile have good reason to be grateful to Joshua Kerievsky! He introduced this marvelous concept to the world! It is applicable with, or without, software development. Therefore, contemporary establishments are hungry for it! Modern Agile functions on four important principles.   Make People Awesome No, this does not refer to…

Category : Web marketing   01-10-2019   by Janeth Kent

Why is React so popular as a JavaScript library?

If you want to know why React is so successful as a JavaScript library, we need to talk about its main features to find out what it is currently used for and why it is so effective. When we access an application within a web page that requires continuous requests, if…

Category : Javascript   19-09-2019   by Silvia Mazzetta

10 libraries for machine learning in JavaScript

JavaScript is currently one of the most popular programming languages. Its main application is in web applications, used to give functionality to dynamic web pages. Another field in which it is gaining strength is for the creation of mobile applications. Being the language used in different hybrid development platforms such…

Category : Javascript   16-06-2020   by Luigi Nori

Vue.js 3.0: What are Hooks and how they work

This article introduces an experimental Vue feature called Hooks. Before you start This post is suited for developers of all stages including beginners. Here are a few things you should already have before going through this article. You will need the following in your pc: Node.js version 10.x and above installed. You can verify if…

Category : Javascript   06-09-2019   by Luigi Nori

Vanilla JavaScript equivalent commands to JQuery

JQuery is still a useful and pragmatic library, but chances are increasingly that you’re not dependent on using it in your projects to accomplish basic tasks like selecting elements, styling them, animating them, and fetching data—things that jQuery was great at. With broad browser support of ES6 (over 96% at…

Category : Javascript   29-08-2019   by Luigi Nori

React: 4 types of components to rule them all

If you have already worked with React, you will probably have found terms like "dumb components", "stateless components" or "high order components" which serve to describe different ways of defining and creating components in an application. The aim of this article is to explain the different types of components we can…

Category : Javascript   20-08-2019   by Janeth Kent

Implementing Quicksort algorithm in Javascript

We've been wanting to write an article about sorting algorithms for some time now because sometimes we forget how useful they can be when we want to optimize our code. So yesterday we played with the quicksort algorithm in Javascript (one of the most efficient when you have to order arrays).…

Category : Javascript   16-08-2019   by Janeth Kent

Javascript Arrays - Immutable functions

In these years, we have been playing with React, which has allowed us to deeply explore Javascript and concepts such as functional programming. This has led us to study concepts such as pure functions and immutability (both primary basis for libraries like Redux) and try to put them into practice whenever…

Category : Javascript   09-08-2019   by Janeth Kent

Implement Internationalization in Javascript (a headache for developers)

Definitely, programmers living in the U.S. (and few additional locations in Mexico and Canada) are luckier than us about the age-old problem of internationalizing methods. This makes their life so much easier because they don't have to think about internationalization: not about converting to distinct date formats, not about the idiosyncrasies…

Category : Javascript   12-07-2019   by Janeth Kent

Understanding the JavaScript language (guidelines for beginners)

What began in 1995 as a modest 10-day project is now one of the world's most commonly used programming languages. JavaScript is actually everywhere, thanks to more advanced JavaScript engines and the introduction of frameworks like Node, Apache Cordova, Ionic, and Electron that took the language beyond the simple web…

Category : Javascript   18-06-2019   by Janeth Kent

RCS: Everything you need to know about the successor to the SMS

What is RCS? What is it for? Discover everything about this system that Google has been promoting for some time and the future it could have. Messaging in the handset market has changed dramatically over time. For many years SMS was the way most people used to be in contact with…

Category : Mobile   18-06-2019   by Janeth Kent

Features you will get in EaseUS data recovery software

The EaseUS Data Recovery Software is data recovery software helps users in the data recovery process. There are paid and free software versions for MacOS and Windows. When the data is removed from the storage devices, references to data are removed from the directory structure. This space can be used…

Category : Software   25-06-2019   by Janeth Kent

Core features overview of JavaScript syntax (ES6)

Several changes to JavaScript were introduced by ECMAScript 2015, also well-known as ES6. Here is a summary of a number of the foremost common options and syntactic variations, where applicable, with comparisons to ES5. Variables and constant comparison In the following table, we provide a brief overview of the concepts of scope…

Category : Javascript   11-05-2020   by Janeth Kent

Highlights from the JavaScript Style Guide of Google

Highlights from the JavaScript Style Guide of Google

For anyone who is not already acquainted with it, Google provides a style guide for writing JavaScript that gives the best stylistic practices for writing clean, understandable code (what Google believes to be). The guide does not present difficult rules for writing valid JavaScript, but only tips to keep the source…

Category : Javascript   27-02-2019   by Janeth Kent

CSS in JavaScript (CSS-in-JS) Vs CSS in CSS

CSS in JavaScript (CSS-in-JS) Vs CSS in CSS

What actually is CSS-in-JS? You've certainly heard or read words like CSS-in-JS, Styled Components, Radium, Aphrodite and you're and you're stuck in limbo there, "why is it? I'm completely happy about CSS - in - CSS!" We are here to explain these new concepts and clarify them. That said -feel free to use…

Category : Javascript   26-02-2019   by Janeth Kent

Level Up Your JavaScript Skills: 12 basic notions

If you are a developer at any level, understanding its basic concepts is crucial. This article highlights 12 basic concepts that are critical to understanding by any JS developer, but do not represent the full range of what a JS developer should know. 1. Value vs. Reference Variable Assignment To coding bug-free JavaScript,…

Category : Javascript   23-05-2020   by Janeth Kent

14 JavaScript Animation Libraries

Well - designed and smooth animations are one of the most important things that makes an app stand out from the crowd. The purpose of UI animations is to help users understand the product in a more interactive way. While surfing the web in search of a cool animation library in…

Category : Javascript   17-05-2020   by Janeth Kent

Javascript: Introduction to ES6 classes

Javascript: Introduction to ES6 classes

An exciting new construct that was introduced in the ES6 specification is the ES6 classes. If you're a Javascript developer, you will be aware that Javascript follows prototypal inheritance and sometimes it can get a little messy, with ES6 classes the syntax is simpler and much more intuitive. However, contrary to…

Category : Javascript   26-02-2019   by Janeth Kent

Best 5 Javascript NewsTicker Plugins

Best 5 Javascript NewsTicker Plugins

Not all developers know the marquee tag of HTML, that allows you to create a scrolling piece of text or image displayed that is shown horizontally or vertically on the DOM. Its functional, however this tag is obsolete so you should try to avoid using it. The most reliable alternative to this…

Category : Javascript   20-02-2019   by Janeth Kent

Which Javascript frameworks will rule in 2019?

Which Javascript frameworks will rule in 2019?

In this article, we will review and analyze the 2018 State of JavaScript report to later focus attention on frameworks that will be at the center of attention in 2019. Let's take some time to look at the amazing journey of JavaScript, reflected in the use of more than 20,000 developers…

Category : Javascript   19-02-2019   by Janeth Kent

Async/Await how they really work: an example

Async/Await how they really work: an example

Promises give us an easier way to deal sequentially with asynchrony in our code. This is a welcome addition, given that our brains are not designed to deal efficiently with asynchronicity. Async / await functions, help us to write completely synchronous code while performing asynchronous tasks in the background. The functionality…

Category : Javascript   22-02-2019   by Janeth Kent

Vue.js: a quick start guide for beginners. Part 2

Vue.js: a quick start guide for beginners. Part 2

In the previous article, we discovered out how to add Vue to our index.html with a regular < script > tag and we were able to add our first reactive property to the page. Today, we will learn how to change this property through the user input field. Our code should be…

Category : Javascript   25-02-2019   by Janeth Kent

JavaScript: Variables & Scope. A Visual Guide.

JavaScript: Variables & Scope. A Visual Guide.

We often speak of discrepancies between var, let and const But more often than not, we still see developers struggling to fully grasp the idea of how everything works. That's because concepts are rarely visualized. Let's catch a glimpse. Not all scopes are identical. Do not memorize scope rules for each type of scope. Try…

Category : Javascript   13-05-2019   by Janeth Kent

Best Javascript front-end hacking cheatsheets

Best Javascript front-end hacking cheatsheets

JavaScript has a extremely high potential to build cutting-edge web applications. But it's really hard to memorize it by heart. The JavaScript cheat sheets therefore act perfectly as a reminder and a comprehensive reference for developers. All popular and special purpose cheat sheets have been discussed above. You now have…

Category : Javascript   06-05-2020   by Janeth Kent

Superior React-Native Courses for Mobile Application Developers

If you are a web developer who wants to cross the massive world of mobile app development, but does not want to spend time learning Java or Kotlin for Android development, or Objective C or Swift for iOS development, then React Native could be a great tool for you. The React…

Category : Programming   24-11-2019   by Janeth Kent

Tips for JavaScript Developers

Another year is over and JavaScript is constantly changing. However, there are some tips that can help you write in 2019 clean and efficient code that scales. Below is a list of 9 pragmatic suggestions.   async / await   Are you still trapped in callback hell? Don't use callbacks unless it's completely necessary, such…

Category : Javascript   08-06-2020   by Janeth Kent

JavaScript Basis: Syntax & Structure

JavaScript Basis: Syntax & Structure

Programming languages are defined by rules. The syntax is what we follow when we write our code, which forms the logical structure of our programs. Let's dive right into the basic components of JavaScript. We will look at values, unicode, semi-colon, indentation, white spacing, commentary, case sensitivity, keywords..ect. By taking the time…

Category : Javascript   07-02-2019   by Janeth Kent

The Absolute Beginner's Guide to Sass

The Absolute Beginner's Guide to Sass

You've probably heard about CSS preprocessors before, whether it's Sass, LESS or Stylus, and they're all great tools to maintain your CSS, especially when you work with large codebases. For "lay" (;-)) people: A CSS preprocessor is a program that allows you to generate CSS from the unique syntax of the…

Category : Css   05-02-2019   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

Top 10 JavaScript Books 2019

Top 10 JavaScript Books 2019

Though simple for beginners to pick up and play with, JavaScript is a flexible, complex language that you can use to build full-scale applications. If you're an aspiring web developer then you'll need to learn JavaScript. It's a staple for frontend work and it's the fastest growing language powering. This is an…

Category : Javascript   26-01-2019   by Janeth Kent

6 JavaScript Utility Libraries you Should Know in 2019

6 JavaScript Utility Libraries you Should Know in 2019

Nowadays Javascript is the most popular and widely used programming language, so the ecosystem around it constantly grows. However, it is expected that the small "standard library" of Javascript will remain so. To fill this gap, many of the most popular utility libraries have grown on GitHub. Here is a short…

Category : Javascript   18-01-2019   by Janeth Kent

DOM vs Virtual DOM (Vue's challenge)

DOM vs Virtual DOM (Vue's challenge)

Most of the Javascript frameworks like Vue, React and Ember implement a “virtual DOM”. While it seems like some thing from a technological know-how fiction, its number one motive for present is to expand the speed and proficiency of DOM updates. It offers a few more advantages as well. What the DOM actually is (a reminder) We have a tendency consider the DOM as the HTML document it represents. but without a doubt the DOM is a tree-like data structure that comes into existence as soon as an…

Category : Javascript   05-10-2018   by Janeth Kent

JavaScript Manual for Beginners

JavaScript Manual for Beginners

The JavaScript Manual shows you how to use JavaScript and gives an overview of the language. I   GETTING STARTED ABOUT Created by Netscape in 1995 as an extension of HTML for Netscape Navigator 2.0, JavaScript had as its main function the manipulation of HTML documents and form validation. Before winning this name so…

Category : Javascript   04-09-2018   by Janeth Kent

Top JavaScript Libraries in 2018

Top JavaScript Libraries in 2018

As Javascript remains the most popular and widely used programming language in 2018, so grows the ecosystem around it. JavaScript has gained immense popularity over the span of a few years. Developers preferred it over other languages because it allows them to design and modify web pages in various ways and…

Category : Javascript   23-08-2018   by Janeth Kent

Best Development Posts Of August 2018

Best Development Posts Of August 2018

For this month, we ranked some Web Development articles to pick the Top 20 stories that can help advance your career. The Five Top Reasons to Use JavaScript by Richard Kenneth Eng I’m a Front-End Cheater by catrina Cool Javascript 9: Named arguments — Functions that get and return Objects by Adrià Fontcuberta Good Programmer vs Average Programmer by javinpaul Advanced Coding Skills, Techniques and…

Category : Programming   22-08-2018   by Janeth Kent

10 PHP code snippets to work with dates

10 PHP code snippets to work with dates

Here we have some set of Useful PHP Snippets, which are useful for PHP Developers. In this tutorial we'll show you the 10 PHP date snippets you can use on your webpages by just cutting and pasting! Get current time, formatted Super basic function, takes no parameters and returns the current date.…

Category : Php   02-08-2018   by Janeth Kent

8 Free PHP Books  to Read in Summer 2018

8 Free PHP Books to Read in Summer 2018

In this article, we've listed 8 free PHP books that can help you to learn new approaches to solving problems and keep your skill up to date.   Practical PHP Testing This book is aimed at advanced php developers and is comprised of articles from the author's Practical PHP Testing blog series. It…

Category : Php   20-06-2018   by Janeth Kent

Install macOS High Sierra in VirtualBox on Windows 10

Whether you want to occasionally test a website in Safari, or try out a little bit of software in the Mac environment, having access to the latest version of macOS in a virtual machine is useful. Unfortunately, you’re not really supposed to do this—so getting macOS running in VirtualBox is,…

Category : Operating systems   12-04-2021   by Janeth Kent

PHP and XMP format: Create a Panorama 360/VR viewer in PHP and A-Frame

PHP and XMP format: Create a Panorama 360/VR viewer in PHP and A-Frame

The Extensible Metadata Platform (XMP) is an ISO standard, originally created by Adobe Systems Inc., for the creation, processing and interchange of standardized and custom metadata for digital documents and data sets. XMP standardizes a data model, a serialization format and core properties for the definition and processing of extensible metadata.…

Category : Php   31-10-2017   by Janeth Kent

How JSON data types work in mysql

First introduced in MySQL 5.7.8, the JSON data type is a specialized binary column type, similar to a blob , but with added machinery to optimize the storage and retrieval of values from a column typed as json . Javascript Object Notation or more commonly known as JSON, is a  modern…

Category : Databases   30-09-2019   by

Useful technical SEO checklist for developers

Let's start from the beginning. What is SEO? When we talk about SEO we are talking about Search Engine Optimisation: we are talking about the organic positioning of a web page in search results. And when we say organic positioning we mean unpaid positioning. SEO is a discipline, strategy or set…

Category : Seo & sem   09-06-2021   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

Facebook Prepack, The Next Big Thing In The JavaScript World

Facebook Prepack, The Next Big Thing In The JavaScript World

In the last days, the social networks were crazy about Prepack. Probably you still haven’t heard about it. It’s reasonable! It has been an open source only a few days ago. Prepack has developed by Facebook and it is under active development. It’s experimental and still in very early stage,…

Category : Javascript   11-05-2017   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

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