best way to write and share your knowledge in markdown.

python, c++, opencv, qt, git 程式教學

快來開設專屬部落格！分享心得、散播你的熱情 :d

stack overflow is the largest, most trusted online community for developers to learn, share​ ​their programming ​knowledge, and build their careers.

a computer science portal for geeks. it contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview questions.

菜鸟教程(www.runoob.com)提供了编程的基础技术教程, 介绍了html、css、javascript、python，java，ruby，c，php , mysql等各种编程语言的基础知识。 同时本站中也提供了大量的在线实例，通过实例，您可以更好的学习编程。..

in-depth, to-the-point tutorials on java, spring, spring boot, security, and rest.

博客园是一个面向开发者的知识分享社区。自创建以来，博客园一直致力并专注于为开发者打造一个纯净的技术交流社区，推动并帮助开发者通过互联网分享知识，从而让更多开发者从中受益。博客园的使命是帮助开发者用代码改变世界。

well organized and easy to understand web building tutorials with lots of examples of how to use html, css, javascript, sql, python, php, bootstrap, java, xml and more.