Bought a camera (Leica SL) recently, and spent some time (and money) on some old Leica R lenses. One is 60mm f/2.8 macro with 1:1 adapter, one is 400mm f/6.8. I found both of them can be pretty good at …
Articles in the Computing category
能理解聊天记录的微信机器人(三)
能理解聊天记录的微信机器人(二)
能理解聊天记录的微信机器人
DIY Smart Air Purifier with Quality Monitoring using a Raspberry Pi
Indoor air can be much more polluted than the outdoor air. There are some "smart air purifier" like Dyson Air Purifier on the market, but they are usually very pricey, and lack APIs for customization. That's why I used a Raspberry Pi to build a smart air monitoring system, which …