In the world of Linux, the command line is an incredibly powerful tool for managing and manipulating data. One of the most common tasks that Linux users face is processing and extracting information ...
The awk command can make it easy to remove duplicate characters from a string even when those characters aren’t sequential, especially when the process is turned into a script. First, the awk command ...
"# much like 5.27 is a numeric constant and \"foo\" is a string constant." ...
In an earlier article ("GNU Awk 4.0: Teaching an Old Bird Some New Tricks", published in the September 2011 issue of Linux Journal), I gave a brief history of awk and gawk and provided a high-level ...
zawk is a small programming language for writing short programs processing textual data. To a first approximation, it is an implementation of the AWK language; many common Awk programs produce ...
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