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UGU: Unix Guru Universe - Unix Tip #4488- June 25, 2025
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Unix Tip #4488- June 25, 2025
COUNTING BLANK LINES
Counting blank lines in
a file which may include
spaces and tabs:
cat filename |awk ' /^['\ '|'\t']*$/ { ++x } END { print "No. of Blank Lines = " x } '
This tip generously supported by: rajibroy@engineer.com
NOTE: All tips provided are USE AT YOUR OWN RISK. Tips are submitted
by various unix admins around the globe. UGU suggest you read and
test each tip in a non-volitile environment before placing into
production.
LAST 5 TIPS
4487
- GETTING MORE FROM SIGSEGV
4486
- ANOTHER UPPER TO LOWER
4485
- APPENDING TEXT AT BOTH ENDS
4484
- CONVERTING UNIX MAN PAGES
4483
- REMOVING FILES WITH BAD FILE NAMES
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