1. NgGet password of the wifi you're connected, and your current ip address.
3. X ProxiesUsable ip proxies, crawling from some proxy websites.
4. FreeMemory usage for macos, an alternative to free command.
5. quQuickly generating unique url of a picture for markdown files.
6. 24-game24 point game implemented in Python, just for fun!
7. xls2dbExport table data from excel to mysql database, implemented with python.