Bash

Linux control flow A command can print reassuring output and still fail. Another command can finish silently and succeed. The shell does not decide from

You type ls -la into a terminal and a directory listing appears. It feels as if the terminal itself ran the command, but another program did the interpreting.

You set a value in your terminal, start a program, and the program behaves as though the value does not exist. The missing step may be how that setting