I find myself using grep with
grep -i -n –color ‘string’ filename
most of the time. As you know, -i is for Ignore case, and -n for Number line, and –color colorizes the output.
An extremely useful thing to have is to set the environment variable
export GREP_OPTIONS="--color -i -n"
So I just need to type:
grep 'string' filename
and the output is already colorized, and has line number and case ignored.
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