Network World

Removing duplicate characters from a string on Linux with awk

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 ...
Network World

The many faces of awk

The awk command provides a lot more than simply selecting fields from input strings, including pulling out columns of data, printing simple text, evaluating content – even doing math. If you only use ...
TechRepublic

How to use awk to select data from commands and scripts

The awk command is incredibly useful, and you will be surprised at just how powerful and transformative it will make your scripts. Here’s how to get started using it. While I’m not a fan of ...
Ars Technica

Linux/BSD Command Line 101: Using awk, sed, and grep in the Terminal

The moment you chain 7 commands including awk or write a shell script with many subroutines is time to consider a "real" language like perl or python, or even c/c++/java. File operations are a bit ...
Linux Journal

Real Programming with AWK

The purpose of this article is to demonstrate that real programs can be and are written using the AWK programming language. When I first started working with UNIX, going back 10 years now, no one I ...
Linux Journal

GNU Awk 4.1: Teaching an Old Bird Some New Tricks, Part II

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 ...
Ars Technica

Linux/BSD Command Line 101: Using awk, sed, and grep in the Terminal

Linux/BSD Command Line 101: Using awk, sed, and grep in the Terminal JournalBot Aug 30, 2021 Jump to latest Follow Reply Aug 30, 2021 Replies: 491 ...