Siwei's Blog

Thoughts, stories and ideas.

Design a Digital Clock on Raspberry Pi Sense HAT

Design a Digital Clock on Raspberry Pi Sense HAT

The Story Recently, I broke my digital clock bought almost 5 years ago. It is a simple and portable clock, which I think is well designed. But after this happened, I felt I can't live without a digital clock putting on my desk. As a programmer, I prefer progr... Read More

Temperature/Humidity/Pressure Monitor

Temperature/Humidity/Pressure Monitor

View on GitHub In this project, we are going to use the environmental sensors on Raspberry Pi Sense HAT to record temperature, humidity and pressure, and then upload to the server. Hardware Raspberry Pi Sense HAT Client Program (Python) from sense_hat impo... Read More

Raspberry Pi 2 Review and Notes

Raspberry Pi 2 Review and Notes

Impression I didn't expect too much from a 35 dollar micro-computer. Nowadays, the same size mobile phone can be several times powerful compared to Raspberry Pi. But why do we still need a Raspberry Pi? There are several reasons. First, it is a computer that y... Read More

CLI En-Cn Dictionary

CLI En-Cn Dictionary

Star Download A command line based online English to Chinese dictionary Data from cn.bing.com Usage $ npm install $ node main.js Commands :v | :ver | :version Show version information. :q | :quit | :exit Exit program.... Read More