Software
Mac Commands
Update default app for code files (remove xcode... too slow):
$ brew install duti
$ osascript -e 'id of app "Zed"' # find bundle id for app
$ duti -s com.microsoft.VSCode .py all
$ duti -s dev.zed.Zed .js all
Or you can right click file get info and change default application to open file type
Webdev
Kill a localhost that I forgot to close in prior session
$ lsof -i :8000 # check if port is active
$ kill <PID> # kill that port
Open source html in browser (hotkey to viewsource)
cmd + u