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 ...

The awk utility is still one of the most useful tools for separating out columns within text, thus allowing them to be used in other commands. And GNU awk (gawk) with its wide range of new features ...

If you look around, a lot of data loggers and test instruments do produce text files. If you have a text file from your scope or a program like SIGROK, it is simple to slice and dice it with AWK. Your ...

I love chaining commands as much as anyone, and sed, awk, grep, and perl are some of my best friends. However, remember that, in *nix, each command runs in its own process, the resources required for ...

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.<BR><BR>I have a script I am writting that will edit the vhost.conf file and ...

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 ...