codewithhemu

What is the difference between self and $this?

August 15, 2025

In PHP OOP, self and $this are both used inside a class, but they work in very different ways: 1....

What is $this keyword used for in PHP?

August 15, 2025

In PHP, the $this keyword is used inside a class to refer to the current object instance of that class....

What is a constructor and destructor in PHP?

August 15, 2025

In PHP constructors and destructors are special methods in a class that automatically run when an object is created or...

Difference between class and object in PHP

August 15, 2025

In PHP, class and object are related but not the same thing — one is the blueprint, and the other...

Abstraction in PHP

August 15, 2025

Abstraction in PHP means showing only the necessary details to the user and hiding the internal implementation.It focuses on what...

How Javascript Works And Code is executed

August 15, 2025

1. JavaScript Execution Overview JavaScript runs in two main phases for any given code: Happens before any code is executed....

Understanding the Scope Chain in JavaScript

August 15, 2025

Introduction If you’ve ever written JavaScript, you’ve used variables — but have you ever wondered how JavaScript knows where to...

what is surrounding state and lexical environment

August 15, 2025

1️⃣ Lexical Environment Whenever a JavaScript Execution Context is created (like when you run global code or call a function),...

How do you use WP_CLI and what are its advantages?

August 12, 2025

What is WP-CLI? How to Use WP-CLI 1. Install WP-CLI 2. Common WP-CLI Commands Task Command Check WordPress version wp...

Explain the difference between transient API and options API.

August 12, 2025

1. Options API Purpose: When to Use: Example: 2. Transients API Purpose: When to Use: Example: Key Differences Table Feature...