The "path" environment variable in Linux specifies the directories the terminal looks in when you type the path to a command. For example, when you type "command," Linux looks through each directory ...

The goal here is to remove duplicate entries from the PATH variable. But before I begin, let's be clear: there's no compelling reason to to do this. The shell will, in essence, ignore duplicates PATH ...

In my first post on removing duplicate PATH entries I used an AWK one-liner. In the second post I used a Perl one-liner, or more accurately, I tried to dissect a Perl one-liner provided by reader ...