Recommend

Bookmarks

My bookmarks

Github

Where the world builds software

WikiPedia

The Free Encyclopedia

Gitee

基于Git的代码托管和研发协作平台


Blogs and Forums

CSDN

China Software Developer Network

博客园

代码改变世界

StackOverflow

Helping write the script of the future


C/C++

Cplusplus

C++ Resource


Java

Oracle Java

oracle's website


Python

Python's Official website

Python、PSF、Docs、PyPI、Community


Algorithm(, DataStructure and so on)

GeeksforGeeks

A computer science portal for geeks


Mathematics

Wolfram MathWorld

Web's most extensive mathematics recourse

Math24

Learn math more effectively


Online Judge

Codeforces

Well-known Russian website

Atcoder

A Japanese contest website

Virtual Judge

Not a real online judge


Tools

wallhaven

The best wallpapers on the Net!

I love pdf

Every tool you need to work with PDFs

Process On

免费在线作图、实时协作