Previously I had a friend to set up my iTerm2 environment for me, and I got used to it. Since I changed computers, I now have to setup my environment again.
I used to use ir_black as my iTerm2 theme, and one of the functions it had was that if the command I typed is available, it turns green.
However, it seems that I am unable to replicate that even after installing new colour themes. Am I looking at a wrong direction?
Here's an image of how my terminal looks like this: