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 Draw Bar Charts Using JavaScript and HTML5 Canvas

    How to Draw Bar Charts Using JavaScript and HTML5 Canvas

    Tutorial • Beginner

    In this tutorial I will show you how to use JavaScript and the HTML5 canvas as a means to graphically display data by using bar charts.

  2. List Comprehensions in Python

    List Comprehensions in Python

    Tutorial • Intermediate

    In this tutorial, you will learn what list comprehensions are and how to use them in your projects to write code more concisely.

  3. 9 Best PHP Blog Scripts and Blogging Platforms

    9 Best PHP Blog Scripts and Blogging Platforms

    Tutorial • Beginner

    Using the PHP blog scripts featured in this article, you can run a self-hosted blogging platform, build an independent blog, or add a blog to your existing...

  4. Build Web Applications Using Node.js

    Build Web Applications Using Node.js

    Tutorial • Beginner

    Aside from building APIs, Node.js is great for building web applications. In this tutorial, you will build a web app that can serve as a local library.

  5. How to Work With JSON Data Using Python

    How to Work With JSON Data Using Python

    Tutorial • Beginner

    This tutorial shows how easy it is to use the Python programming language to work with JSON data.

  6. Resize and Manipulate Images in PHP (With Examples)

    Resize and Manipulate Images in PHP (With Examples)

    Tutorial • Intermediate

    This tutorial will teach you how to transform an image using the convolution matrix and how to use different image copying and resize functions in GD to add...

  7. WP_Query Arguments: Status, Order, and Pagination

    WP_Query Arguments: Status, Order, and Pagination

    Tutorial • Intermediate

    In the next part of this series on WP_Query, learn about the arguments you can use to query posts by status, to define the order in which they'll be output,...

  8. How to Sort Arrays in PHP

    How to Sort Arrays in PHP

    Tutorial • Beginner

    In this tutorial, you'll learn how to sort an array in PHP. You'll learn how to sort in ascending or descending order based on its keys or values. You will...

  9. How to Create an Android App Without Coding

    How to Create an Android App Without Coding

    Tutorial • Beginner

    You can be a non-programmer and still build a profitable Android app. In this article, I'm going to introduce you to several tools and templates that allow...

  10. Android From Scratch: Building Your First Android Application

    Android From Scratch: Building Your First Android Application

    Tutorial • Beginner

    In this tutorial, you will build your first Android application. You will have the chance to look at how Android Studio works and to understand the concepts...

  11. Getting Started With Redux: Connecting Redux With React

    Getting Started With Redux: Connecting Redux With React

    Tutorial • Intermediate

    Redux is a vital part of the React ecosystem. This tutorial explains the steps that you should follow to connect your Redux store with React. We will also be...

  12. Create an Inline Text Editor With the contentEditable Attribute

    Create an Inline Text Editor With the contentEditable Attribute

    Tutorial • Beginner

    The contentEditable attribute can make standard HTML elements editable. It has a lot of applications like creating a wiki or editing an article by yourself....

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