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Utility Ruby

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  1. Special Variables
    4 Topics
  2. Input and Output
    5 Topics
  3. Ruby One-Liners
    11 Topics
  4. Misc. Utility Topics
    3 Topics
  5. Conclusion and Next Steps
  1. Utility Ruby
  2. Ruby One-Liners
  3. Grep, Sort, Uniq
Module 3, Topic 7
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Grep, Sort, Uniq

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As we continue exploring Ruby one-liner alternatives to UNIX command-line operations, today we tackle a common case: a combination of grepping through multiple files, and collating the results.

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