Changelog Interviews Efficient Linux at the CLI
Jul 6, 2023
Daniel J. Barrett, a Linux expert with over 30 years of experience and author of 'Efficient Linux at the Command Line', shares his insights on maximizing productivity with Linux. He discusses the power of command combination and re-running commands for efficiency. Barrett also explains advanced navigation techniques with the $CDPATH variable and the importance of mastering essential commands. Additionally, he explores the integration of AI tools like ChatGPT for learning Linux while stressing the need for a solid understanding of the system.
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Job Control Saves Coding Time
- An engineer habitually closed and reopened their editor to run tests, causing inefficiency.
- Learning job control to suspend and resume the editor saved them hours of work.
Use Command Substitution
- Use command substitution to embed the output of one command into another.
- This lets you edit multiple files that contain a word by combining grep and an editor.
Try Process Substitution
- Use process substitution to treat command output as if it's a file.
- This lets you run commands like diff on outputs without creating temporary files.
