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Using grep: 5 game-changing command examples

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

Taking advantage of the grep command’s many options

The simplest grep command looks like the one shown below. This “find string in file” command will show all the lines in the file that contain the string, even when that string is only part of a longer ...