A Princeton professor, finding a little time for himself in the summer academic lull, emailed an old friend a couple months ago. Brian Kernighan said hello, asked how their friend's US visit was going ...

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 ...

I gotta say, tldr beats the hell out of man pages for like 99% of the times I want to look at a man page in the first place. Click to expand... I just found a gotcha installing tldr on Ubuntu: Even ...

How to use awk to select data from commands and scripts Your email has been sent Image: iStock/Inimma-IS Must-read developer coverage What Powers Your Databases? Take This DZone Survey Today!

I use awk all the time, but generally only to conveniently pull a particular field out of data that I’m workin with. Regardless of the separator used, awk makes it easy to extract just what you need.