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To restrict the search to the present directory use -maxdepth 1 $ find . -maxdepth 1 -type f -printf "%s\t%p\n" | sort -n | tail -1 5359532 ./coreutils_8.30.orig.tar.xz $ var1="$(basename $(find . - …

Here's one way, using a capturing group sed 's/.*TEST3 Id: \(.*\) .*/\1/' Test echo "TEST: www.google.com TEST2: 123444 TEST3 Id: ABCD1234 TEST.txt" | sed 's/.*TEST3 Id: \(.*\) .*/\1/' ABCD1234

Using a here-document approach: cat <<EOF >> file > foo > bar > baz > EOF Tests: $ cat file aaaa bbbb $ cat <<EOF >> file > foo > bar > baz > EOF $ cat file aaaa bbbb foo bar baz

There exist shell scripts where comments have a space between the hash sign and the actual comment # a comment at the beginning of a line echo foo # a comment trailing after a command and other tha …

The following one liner will solve your problem: sudo find . -links 2 -exec sh -c '[ "$(ls -l \{} | grep -c '^-')" \ -eq "$(ls \{} | grep -c '\.json$')" ]' \; -print0 | xargs -0 echo rm -rf {} + 2> …

To exemplify #!/bin/bash g () { for arg in "$@"; do echo "$arg"; done } g 1 2 3 4 Running the script $ ./git.sh 1 2 3 4

With join, sort and grep join <(sort /path/to/source) <(sort /path/to/destination) | grep '<string to check> Tests cat source a.txt b.txt c.txt d.txt cat destination c.txt a.txt d.txt join <(sor …

Piping your call to grep inotifywait -m -e create --format '%w%f' "${MONITORDIR}" |\ grep '.dat.pgp$' --line-buffered | while read NEWFILE do #decrypts testfile.dat.pgp # new file "testfi …

This sound like a job for join, the relational database operator join <(sort file1.txt) <(sort file2.txt) Tests $ cat file1.txt Mary 68 Tom 50 Jason 45 Lu 66 $ cat file2.txt Jason 37 Tom 26 Mary …

awk -F '= ' '/CURRENT_PROJECT_VERSION/{$2=$2+1";"}1' OFS='= ' input > output Tests cat file SOME_DUMMY_VALUE = -1; CURRENT_PROJECT_VERSION = 4; SOME_SECOND_DUMMY_VALUE = -1; CURRENT_PROJECT_VERSION …

On Red Hat the uuencode and uudecode commands comes with sharutils package. On Red Hat Enterprise Linux 4, install this package by using up2date command. up2date sharutils On Red Hat Enterprise Li …

The ImageMagick project has facilities to identify images. I'm using ImageMagick all the time, including its "identify" feature from the command line and it never failed once to identify a picture. …

echo 123456789 > out.txt writes the string 123456789 in out.txt file. The exec 3<>out.txt construct opens the file out.txt for reading < and writing > and attaches it to file descriptor #3. read -n …