Ruby is a dynamic, open source programming language with a focus on simplicity and productivity. It has an elegant syntax that is natural to read and easy to write.

TypeScript is a strongly typed programming language that builds on JavaScript, giving you better tooling at any scale.

React - The library for web and native user interfaces

作为一款"工业级"编程语言，Java的重要性不言而喻

An open-source programming language supported by Google.

去年学习了面向过程的C语言，实际写算法等程序中，面向对象的C还是非常具有优势。参考b站上小甲鱼的C++快速入门系列教程来记录自己的C学习过程，与C语言相同的知识将不再记述。

YouTube上看到一个很炫酷的Python教程