Xiwen Cheng

Unlock Mac with Apple Watch stopped working
Jun 17, 2019

Unlock Mac with Apple Watch stopped working

Your auto unlock OSX with Apple Watch stopped working? Follow these steps to fix it without rebooting your computer.

Categories: Lifehacks OSX
Debug shell script error: not found
May 29, 2019

Debug shell script error: not found

Shell scripts are easy to write and very effective in solving practical problems. However sometimes its error messages are very cryptic.

Categories: Development DevOps
Simple high value tests with Python Flask
May 5, 2019

Simple high value tests with Python Flask

It's rarely wise to reach 100% code coverage. How do you decide where to spend your limited testing capacities? What are high value tests that you should focus on early in your projects?

Categories: Development Python Testing