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How do you find the row count for all your tables in Postgres
...l Vérité
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How to pass object with NSNotificationCenter
... LearnCocos2DLearnCocos2D
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Java GUI frameworks. What to choose? Swing, SWT, AWT, SwingX, JGoodies, JavaFX, Apache Pivot? [close
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mKorbelmKorbel
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Remove Select arrow on IE
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PraveenPraveen
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How to bring back “Browser mode” in IE11?
... Ray Cheng
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answered Dec 25 '13 at 5:01
SamSam
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Generic Repository With EF 4.1 what is the point
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TheVillageIdiot
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answered Jun 7 '11 at 17:08
Kendall BennettKendall Bennett
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How do I make calls to a REST api using C#?
... Justin PihonyJustin Pihony
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What are the differences between .gitignore and .gitkeep?
...WoobleWooble
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How are parameters sent in an HTTP POST request?
...zurfyxzurfyx
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How do I limit the number of results returned from grep?
...ption.
For example if the file contains the following lines:
112233
223344
123123
Then this is the difference in the output:
$ grep -o '1.' yourfile | head -n2
11
12
$ grep -m2 -o '1.'
11
12
12
Using head returns only 2 results as desired, whereas -m2 returns 3.
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