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 ...

Last time I talked about how to use AWK (or, more probably the GNU AWK known as GAWK) to process text files. You might be thinking: why did I care? Hardware hackers don’t need text files, right? Maybe ...

I can't believe it, this is my 52nd column. That means I've been writing for Linux Journal for almost four and a half years. Hopefully, you've been reading my column just as long and enjoying our ...