With -w, grep will match “error” but skip things like “errors” or “terror.” The difference can be subtle, but when you’re ...

Of all the Linux commands, rm is notorious. It's easy to completely wipe out your system with one mislaid rm command as root.

Linux power users spend most of their time in the terminal. They don't repeat long commands, retype paths, and fix mistakes the hard way. Instead, the experienced Linux admins use some effective ...

Cron persistence is a common Linux malware technique. Learn how it works, how to detect it, and how to remove malicious cron ...