Code Tutorials

Discover thousands of free code tutorials to help you learn web and mobile development. You can learn Android app development, master React Native, become a better WordPress developer, and much more.

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  1. How to Work With Time Zones in JavaScript

    How to Work With Time Zones in JavaScript

    Tutorial • Beginner

    This tutorial will teach you the basics of time zones and how to work with them in JavaScript.

  2. WordPress Error Handling With the WP_Error Class

    WordPress Error Handling With the WP_Error Class

    Tutorial • Beginner

    In this post, we'll explore the WP_Error class in WordPress: the backbone of error handling.

  3. Validating Email Addresses With Emailvalidation.io

    Validating Email Addresses With Emailvalidation.io

    Tutorial • Beginner

    In the world of email correspondence, deliverability is king. But what if I told you there's a secret weapon that can revolutionize your email campaigns? Get...

  4. Tips for Effective Code-Generating ChatGPT Prompt Design

    Tips for Effective Code-Generating ChatGPT Prompt Design

    Tutorial • Beginner

    This tutorial will teach you how to design effective prompts in ChatGPT in order to generate the code you want.

  5. How to Launch Your Career in WordPress: The Top WordPress Jobs to Consider

    How to Launch Your Career in WordPress: The Top WordPress Jobs to Consider

    Tutorial • Beginner

    Are you looking to start a career in WordPress? Not sure what the best jobs are for WordPress? In this post, you'll learn how to get started with a career in...

  6. Python 3 Function Annotations

    Python 3 Function Annotations

    Tutorial • Intermediate

    The function annotations syntax has been a Python feature since version 3.0, but the semantics of annotations have been left undefined. In this tutorial,...

  7. Optimizing Code With ChatGPT

    Optimizing Code With ChatGPT

    Tutorial • Beginner

    This tutorial will teach you how you can use ChatGPT to optimize your code for faster speed, less memory consumption, or better readability.

  8. Managing Cron Jobs With PHP

    Managing Cron Jobs With PHP

    Tutorial • Intermediate

    The cronab, or cron table, is a Linux system process/daemon that facilitates the scheduling of repetitive tasks, thereby easing up our day-to-day routine. In...

  9. Token-Based Authentication With Angular and Node

    Token-Based Authentication With Angular and Node

    Tutorial • Intermediate

    Authentication is one of the most important parts of any web application. In this tutorial, we'll be discussing token-based authentication systems and how...

  10. Learn to Code Faster With ChatGPT

    Learn to Code Faster With ChatGPT

    Tutorial • Beginner

    In this tutorial, you'll learn how to use ChatGPT to make it faster to learn to code. We'll use ChatGPT to generate a learning plan, teach core concepts,...

  11. 10 Essential SQL Tips for Developers

    10 Essential SQL Tips for Developers

    Tutorial • Intermediate

    SQL is yet another essential language for developers wishing to create data-driven websites. In this post, I'll show you ten essential tips.

  12. How to Use Python Packages

    How to Use Python Packages

    Tutorial • Intermediate

    In this tutorial, you'll learn all you need to know about what packages are and how to import modules from packages. We'll explore the built-in packages in...

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