Grep | Gioorgi

Better unix life: mass replace and xargs

Jun 7, 2007 · 1 min read · api grep perl unix ·
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Use the sed -i command
```
sed -i.BAK 's|foo|bar|g' files # -i does in-place replacement
perl -pi.bak -e 's|foo|bar|g' files                # or
perl -pi.bak -e …
```
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ack -- better than grep, a power search tool for programmers

May 29, 2009 · 1 min read · grep perl ·
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ack is a tool like grep, aimed at programmers with large trees of heterogeneous source code.
ack is written purely in Perl, and takes advantage of the power of …

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