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Contents (127)

Diagnose Packet Loss on Linux: Links, Queues, and Limits

A packet-loss figure at one MTR hop is not enough to identify a faulty link. The router may be limiting…

Balancing Engagement with Screen Time Limits in Apps

IntroductionIn today's digital age, app developers face the challenge of creating applications that captivate users while respecting their need for…

HTML vs Markdown in Claude Code: Efficiency in Use and Architecture

IntroductionIn the world of software development, the way we present documentation and technical reports can significantly impact the efficiency of…

Mastering claude.md: Building Skills, Subagents, Plugins, and MCPs

IntroductionIn the fast-evolving landscape of artificial intelligence and advanced software systems, claude.md has emerged as a powerful framework for developing…

How to include a JavaScript file in another JavaScript file

some time ago we wrote about how to Import one JS file into another in the plain JS, those techniques…

How to upload files to the server using JavaScript

In this tutorial we are going to see how you can upload files to a server using Node.js using JavaScript,…

How to Track Flight Status in real-time using the Flight Tracker API

The Flight Tracker API provides developers with the ability to access real-time flight status, which is extremely useful for integrating…

What is a JWT token and how does it work?

JWT tokens are a standard used to create application access tokens, enabling user authentication in web applications. Specifically, it follows…

Callbacks in JavaScript

Callback functions are the same old JavaScript functions. They have no special syntax, as they are simply functions that are…

How to create PDF with JavaScript and jsPDF

Creating dynamic PDF files directly in the browser is possible thanks to the jsPDF JavaScript library. In the last part of…

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,…

How to connect to MySQL with Node.js

Let's see how you can connect to a MySQL database using Node.js, the popular JavaScript runtime environment. Before we start, it…

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…

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,…

Starting with Bootstrap-Vue step by step

Today we will show you how to use BootstrapVue, describe the installation process and show basic functionality. The project’s based on…

Cumulative Layout Shift, what is and How to optimize CLS

Cumulative Layout Shift, one of the new Core Web Vitals metrics, is the first metric that focuses on user experience beyond…

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…

Dark Web: the creepy side of the Internet is not as dark as believed

People who surf the Dark Web are not necessarily looking for something illegal. Most people want to protect their privacy.…

How to Use Bitcoin: mining, wallets, payments

You have certainly heard of Bitcoin, the virtual currency that periodically makes people talk about itself because of its innovative…

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…

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…

Hashmap: Overflow Lists

In this short series of articles we will go to see how it is possible to create the Hashmap data…

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…

Data structures in Java - Linked Lists

With 2020 we are going to look at a new aspect of programming: data structures. It is often the case…

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…

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…

The package managers npm and yarn: main differences

npm and yarn are package managers that help to manage a project’s dependencies. A dependency is, as it sounds, something…

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…

Introduction to Network Theory

Modern network theory was introduced at the end of the nineties by the PhD student Reka Albert and then monopolized…

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…