One of the first grep habits I developed was to stop assuming I knew how something was capitalized. Rather than guess, I just let grep handle it for me. That’s where -i comes in. It tells grep to ...

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 ...

grep is a command-line utility for searching plain-text data sets for lines that match a regular expression. Created in the early days of Unix, it has become a cornerstone of text processing in Linux ...