I've seen the following line in a .cmd file:
ren fileA fileB 2> nul
I know what ">nul" is for (to prevent any output from appearing), but what is "2> nul" for?
I've seen the following line in a .cmd file:
ren fileA fileB 2> nul
I know what ">nul" is for (to prevent any output from appearing), but what is "2> nul" for?