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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...

How do you integrate an external API into WordPress?

August 12, 2025

1. Understand the API 2. Choose Where to Integrate You can integrate API calls in: 3. Make the API Request...

How do you write a custom plugin from scratch?

August 12, 2025

1. Plan the Plugin 2. Create the Plugin Folder & File 3. Add the Plugin Header This tells WordPress your...

How do you hook into WordPress save process for a post?

August 12, 2025

Using the save_post Action Hook Definition: Basic Example Parameters save_post passes 3 arguments: Best Practices Always check for DOING_AUTOSAVE to...

What is the difference between pre_get_posts and query_posts()?

August 12, 2025

1. pre_get_posts Definition: Example: Advantages: 2. query_posts() Definition: Example: Disadvantages: Key Differences Table Feature pre_get_posts query_posts() Type Action/filter hook Template...