The diff command has well over 60 options – suggesting that it’s a lot more complicated and versatile than you might have come to expect. Read more of Sandra Henry - Stocker 's Unix as a Second ...

Every now and then I come across a feature of some Linux command that works so well that I have trouble understanding how I managed without it for so long. The one that I most recently discovered is ...

Whether you want to sort out duplicates or figure out which folder has certain files and which doesn't, you can use the diff command in the Terminal to find out fast. While traditionally used to look ...

I use the Linux command line daily, but that's because I learned Linux the hard way and those old lessons stuck. Most users could go their entire Linux lifetime and never run a single command. Some ...

Linux commands often have long lists of options they support, many of which are single-letter mnemonics. These can be tricky to learn and remember, but their redeeming feature is their reusability: ...

Have you ever wanted a quick way to compare two directories (folders), in order to see which files may differ between the two? There are third-party GUI tools as well, but there’s actually a free ...