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With the Shell, You Can Go Wild(card) and Follow Your Pipe Dream

There is more to the shell, the terminal's interpreter software, than commands composed of alphanumeric characters. In addition to those familiar programs, there is a whole host of processing tools hiding behind the symbols of a standard keyboard. To say nothing of their incredible potency in combination, each one is so powerful on its own that it helps to take a methodical approach to get familiar with them. With that in mind, I'll narrow the focus here to two of the more practical symbols: the pipe and the wildcard.

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