Command 'code' not found code example

Example 1: command code not found mac

sudo ln -fs "/Applications/Visual Studio Code.app/Contents/Resources/app/bin/code" /usr/local/bin/

Example 2: code . not working mac

ps -A | grep Visual\ Studio\ Code | awk '{print $1}' | xargs kill -9

Example 3: command not found: code

Open the Command Palette via (⇧⌘P) and type 
shell command to find the Shell Command:

> Install 'code' command in PATH** command

Example 4: rec: command not found

$ sudo apt-get install sox