Log files. They're there for a reason -- to keep track of what goes on behind the velvet curtain of your operating system. When things go wrong, entries are added to those log files, so you can view ...

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

Carrying over from yesterday’s examination of the Ubuntu command line, today’s installment of 30 Days With Ubuntu Linux is dedicated to ‘man’ and ‘grep’. These commands wield significant power, and ...