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3min chapter
Efficient Linux at the CLI (Interview)
The Changelog: Software Development, Open Source
The Joy of Combining Command Substitution
Some of the techniques I've learned that have really made a difference. The first one's called command substitution. And it is a way of taking the output of one command and injecting it into the text of the command that you are typing. You can build some really complicated or complex computations using it.
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