LXer: Spotting spaces, and AWK's view of emptiness
by LXer from LinuxQuestions.org on (#57Z1T)
Published at LXer:
Presenting a sed command that highlights plain whitespaces and marks each one with a dot for easy counting, plus a re-examination of an AWK shorthand showing that "non-empty" is different from "non-empty and non-zero".
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Presenting a sed command that highlights plain whitespaces and marks each one with a dot for easy counting, plus a re-examination of an AWK shorthand showing that "non-empty" is different from "non-empty and non-zero".
Read More...