I am wanting to check that a certain directories always appear after other directories in an environment variable. List items are separated by a colon, as with the PATH variable. This is not simply ...
Say I have this file, containing nothing but a b c b a Using tac --separator=a file in BASH [on a Debian based Linux], I get this: # empty line # empty line b c ...
I noticed while answering another question that test and [ are different binaries, but the [ manpage pulls up test's. Besides the requirement for an ending ], is there any difference? If not, why are ...