Strip comments and blank lines from file in Unix

By Michael Ryvkin on Thursday, May 13, 2010

This command displays configuration file stripping commented and blank lines on Unix-like operating system. 

grep -E -v '^\s*#|^\s*$|^\s*;' file

or

egrep -v '^\s*#|^\s*$|^\s*;' file
Posted in System Administration
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