A Java HTTP client for consuming Twitter's realtime Streaming API

A complete computer science study plan to become a software engineer.

SoapUI is a free and open source cross-platform functional testing solution for APIs and web services.

🏰 All the things you didn't know you wanted to know about data structures

⛄ Possibly the smallest compiler ever

A list of useful Java frameworks, libraries, software and hello worlds examples

Free and Open Source, Distributed, RESTful Search Engine

Original Apollo 11 Guidance Computer (AGC) source code for the command and lunar modules.

A framework for building Mobile cross-platform UI

📚 Freely available programming books

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

CSS is powerful, you can do a lot of things without JS.

Security Guide for Developers (实用性开发人员安全须知)

FASTJSON 2.0.x has been released, faster and more secure, recommend you upgrade.

Complete open source web conferencing system.

ZXing ("Zebra Crossing") barcode scanning library for Java, Android

Spring Framework

Google core libraries for Java

Design patterns implemented in Java