4. Captcha Breakcaptcha break based on opencv2, tesseract-ocr and some machine learning algorithm.
5. Iot Firstep一个物联网(IoT)开发的入门教程。涉及单片机、上位机、移动应用、服务器后台开发的知识。以及蓝牙4.0、以太网模块的使用实例。
12. KB-PMa CLI tool (like supervisor and pm2) keep a group of programs running continuously.