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AnkiDroid: Anki flashcards on Android. Your secret trick to achieve superhuman information retention.

:black_heart: Create and share beautiful images of your source code

FCC China open source codebase and curriculum. Learn to code and help nonprofits.

12 weeks, 26 lessons, 52 quizzes, classic Machine Learning for all

24 Lessons, 12 Weeks, Get Started as a Web Developer

《Hello 算法》：动画图解、一键运行的数据结构与算法教程。支持简中、繁中、English、日本語，提供 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 等代码实现

Coding articles to level up your development skills

A book series (2 published editions) on the JS language.

All Algorithms implemented in Python

freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.

:books: Freely available programming books