Awk One-Liners Explained, Part I: File Spacing, Numbering and Calculations
I noticed that Eric Wendelin wrote an article "awk is a beautiful tool." In this article he said that it was best to introduce Awk with practical examples. I totally agree with Eric. When I was learning Awk, I first went through Awk - A Tutorial and Introduction by Bruce Barnett, which was full of examples to try out; then I created an Awk cheat sheet to have the language reference in front of me;
Update on Awk One-Liners Explained: String and Array Creation
This is an update post to my three-part article Awk One-Liners Explained. I received an email from Eric Pement (the original author of Awk one-liners) and he said that he just published a new version of awk1line.txt file. I did a diff and found that there were seven new one-liners in it! The new file has two new sections String Creation and Array Creation, and it also updates Selective Printing of
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Insert Multiple Lines Into a File After a Specified Pattern | Baeldung on Linux
