Difference between revisions of "Line"

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(Created page with "{{Draft}} == See also == * {{file}} Category:Linux")
Tags: Mobile web edit, Mobile edit
 
 
(35 intermediate revisions by 4 users not shown)
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{{Draft}}
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[[wikipedia:line]]
  
 +
[[Count]] lines:
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* <code>[[wc -l]]</code>
  
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[[Concatenate lines]]:
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{{concatenate lines}}
  
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[[New line]]:
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* <code>[[echo]]</code>
 +
 +
Merge every two lines:
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* {{merge every two lines}}
 +
 +
Add line:
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* {{add line}}
 +
 +
[[Remove first line]]:
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* <code>[[tail -n +2]]</code>
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 +
== Activities ==
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* [[Concatenate lines]]
 +
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== Related ==
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* <code>[[split (command)|spit]]</code>
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* <code>[[column]]</code>
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* <code>[[uniq]]</code>
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* <code>[[echo -n]]</code>
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* <code>[[grep .]]</code>
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* [[Cisco IOS]]: <code>[[line vty]]</code>
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* [[End of line]]
  
 
== See also ==
 
== See also ==
* {{file}}
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* {{line}}
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* {{files}}
  
 
[[Category:Linux]]
 
[[Category:Linux]]

Latest revision as of 10:06, 7 February 2024

wikipedia:line

Count lines:

Concatenate lines:

New line:

Merge every two lines:

  • cat /path/tofile.txt | paste -d " " - -[1]
  • cat /path/tofile.txt | xargs -n2 -d'\n'

Add line:

  • grep -qxF 'your text "additional text"' yourfile.txt || echo 'your text "additional text"' >> yourfile.txt

Remove first line:

Activities[edit]

Related[edit]

See also[edit]

  • https://stackoverflow.com/a/9605450
  • Advertising: