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.

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.

Now the AWK script is what handles the processing. Comments start with the # character, so ignore those. They go to the end of the line. Anything in column 1 (except a brace) is a match.

Notice a lazy shortcut here: I'm not initializing the variable sum, just exploiting the fact that variables, when first allocated in awk, are set to zero. Not all scripting languages offer this ...

I want to make sure this is actually neatly do-able before I go blind from reading the awk and sed pages on the internet.I have a script I am writting that will edit the vhost.conf file and remove ...

KWordQuiz, KVocTrain, and other KDE-based programs use the KVTML file format for their data files. The format is just a fairly simple XML format but, unfortunately, there doesn't seem to be anything ...

Unix legend, who owes us nothing, keeps fixing foundational AWK code Co-creator of core Unix utility, now 80, just needs to run a few more tests.