Closures in JavaScript

Closures are a fundamental concept in JavaScript that allow functions to retain access to variables from their containing scope even after that scope has finished execution. They are one of the most important concepts for mastering JavaScript, especially when working with asynchronous code, event handling, or functional programming patterns. In this article, we’ll break down … Read more

PDO for Beginners

pdo

The PHP Data Objects (PDO) extension provides a consistent, flexible, and secure way to connect to databases, perform queries, and manage results. In this beginner’s guide, we’ll cover the basics of PDO, why it’s useful, and how to use it for database interaction in PHP. What is PDO? PDO stands for PHP Data Objects, and … Read more

Categories PHP

PHP Superglobals

PHP Superglobals

PHP superglobals are built-in variables that are accessible from anywhere in your script without needing to be explicitly declared as global. They play a crucial role in PHP, particularly when dealing with data coming from users, forms, cookies, sessions, and more. Let’s explore the most commonly used superglobals and their practical use cases. $_GET — … Read more

Categories PHP

How WordPress Handles Media Uploads and Image Resizing

WordPress Image Resizing

When developing websites with WordPress, managing media uploads—particularly images—is a core task. While it may seem simple, WordPress offers a robust and flexible system for handling media that ensures optimal performance and adaptability for different use cases. In this article, we’ll explore how WordPress handles media uploads, processes image files, and resizes images, as well … Read more

What happens when the “Add to Cart” button is clicked in a WooCommerce store

When the “Add to Cart” button is clicked in a WooCommerce store, a series of processes are triggered to add the selected product to the shopping cart. Here’s a step-by-step explanation from a WordPress developer’s perspective, including the relevant classes and methods used in WooCommerce: Assuming the “Enable AJAX add to cart buttons on archives” … Read more

Installing MySQL Server on macOS: A Comprehensive Guide for Web Developers

mysql

Introduction MySQL is a popular relational database management system (RDBMS) widely used in web development. Installing MySQL on your macOS environment can streamline your development process. This guide will walk you through the installation process, checking if the server is running, and interacting with it through various methods. How to Install MySQL Server on macOS … Read more

Sorting Arrays in PHP

Sorting arrays is a common task, and PHP offers a variety of functions to help you do just that. The main differences of these functions are: An important thing to note is that all these sorting functions modify the original array directly. They do not return a new sorted array. So, if you need to … Read more

Integrating Google reCAPTCHA v3 with PHP

Introduction Google’s reCAPTCHA v3 is designed to help websites tell the difference between real users and bots without bothering users with challenges like identifying pictures or typing text. It works quietly in the background, making it both effective and user-friendly. To use reCAPTCHA V3, you need to have your site key and secret key. To … Read more

Setting Up Virtual Hosts Using XAMPP

Virtual hosts

Ever tried working on multiple websites at once while developing? It can be a hassle without virtual hosts. These handy configurations let you run several sites on your local Apache server simultaneously, just like they’re live on the web. And guess what? It’s super easy to set up, especially on macOS using XAMPP! XAMPP is … Read more

Pass by Value vs Pass by Reference

Passing arguments to functions is a fundamental aspect of programming. How these arguments are passed, and whether they’re treated as references or values, can have a significant impact on how your code behaves. In this article, we’ll delve into how passing arguments in PHP and JavaScript work. PHP Default Behavior: Pass by Value By default, … Read more