grep_usage
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grep_usage [2021/04/08 10:04] – raju | grep_usage [2023/08/17 14:37] – [wordscapes] raju | ||
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==== dummy ==== | ==== dummy ==== | ||
+ | * [[Remove lines with duplicate letters]] | ||
* [[grep on find results]] | * [[grep on find results]] | ||
==== wordscapes ==== | ==== wordscapes ==== | ||
- | tags | word scape | + | tags | word scape, wordscape |
< | < | ||
% grep -i " | % grep -i " | ||
Line 9: | Line 10: | ||
sells | sells | ||
</ | </ | ||
+ | |||
+ | Remove lines with duplicate letters | ||
+ | < | ||
+ | % grep -Ei " | ||
+ | ... | ||
+ | shire | ||
+ | shirk | ||
+ | skier | ||
+ | </ | ||
+ | |||
+ | compare this with | ||
+ | < | ||
+ | % grep -Ei " | ||
+ | ... | ||
+ | shire | ||
+ | shirk | ||
+ | shirr | ||
+ | sires | ||
+ | sises | ||
+ | skier | ||
+ | skies | ||
+ | </ | ||
+ | |||
+ | which also shows words where some letters are repeated twice. | ||
==== repeat previous character N times ==== | ==== repeat previous character N times ==== |
grep_usage.txt · Last modified: 2023/09/07 21:03 by raju