sublime text run command code example

Example 1: sublime text 3 terminal

// Sublime Text 3 - osx

ln -s /Applications/Sublime\ Text.app/Contents/SharedSupport/bin/subl /usr/local/bin/.

Example 2: how do i run code in sublime text

for javascipt, command B doesn't seem to work for me.
It does work for python programmers though. To code, 
I use Processing.