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 ...

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 ...

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 ...

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 ...

Man I have racked my brain long enough and I know that it is something that I am simply not seeing... I must call UNCLE on this one...<BR><BR>I have a shell script that calls a awk script via the ...

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 ...

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 ...

Last month, we spent a lot of time digging around in the Apache log files to see how you can use basic Linux commands to ascertain some basic statistics about your Web site. You'll recall that even ...