Ali Parsifar 
Mistakes happen, even when using Git. Fortunately, Git provides several ways to undo changes depending on how far along they are in the workflow. This article will cover different scenarios and how to fix them, starting from uncommitted changes, moving on to local commits, and finally addressing changes that have been pushed to a remote … Read more
Have you ever tried to access a property in JavaScript and got an error because the object was undefined or null? That’s where optional chaining (?.) comes to the rescue! What is Optional Chaining? Optional chaining (?.) is a feature in JavaScript that lets you safely access deeply nested properties without worrying about errors. If … Read more
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
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
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
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
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
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 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
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