3 ms·

And as an extremely good free resource for awk I recommend: https://www.gnu.org/software/gawk/manual/gawk.html#Getting-Started https://www.gnu.org/software/gaw

• lapnitnelav 8y ago
  I use Grymoire as my goto sed / awk reference. http://www.grymoire.com/Unix/Awk.html http://www.grymoire.com/Unix/Awk.html http://www.grymoire.com/Unix/Sed.html http://www.grymoire.com/Unix/Sed.html
  • acqq 8y ago
    Thanks! It has really good coverage of all the shell-related problems.