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How does grep run so fast?
...ything is in the buffer cache)
$ time grep -c 'tg=f_c' 20140910.log
28
0.168u 0.068s 0:00.26
$ time grep -c ' /cc/merchant.json tg=f_c' 20140910.log
28
0.100u 0.056s 0:00.17
The longer form is 35% faster!
How come? Boyer-Moore consructs a skip-forward table from the pattern-string, and wheneve...
Qt events and signal/slots
...n a little.
– Robert Siemer
Jan 13 '16 at 18:12
@Robert so if that little intro line was changed to "First let's consi...
How to import a class from default package
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answered Feb 3 '10 at 16:02
McDowellMcDowell
101k2727 gold badges189189 silver badges258258 bronze badges
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Creating temporary files in Android
...nt to share this file?
– aks
Sep 5 '16 at 17:41
4
You can call outputFile.deleteOnExit() . In th...
Class JavaLaunchHelper is implemented in both. One of the two will be used. Which one is undefined [
... is still there.
– Dem Pilafian
Jan 16 '14 at 1:46
51
Verified bug still exists in JDK 1.8.0 on M...
Overloading member access operators ->, .*
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John ChadwickJohn Chadwick
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update package.json version automatically
...pm version?
– Steve Bennett
Jan 19 '16 at 3:17
3
@ConAntonakos Yes. Try something like npm --no-g...
How to structure a express.js application?
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answered Sep 26 '13 at 5:16
Alexander BykhovAlexander Bykhov
4733 bronze badges
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Remove all occurrences of char from string
...\uffff", "");
– Jaime Hablutzel
May 16 '14 at 2:34
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Wait for a process to finish
...ng.
– Alexander Mills
Feb 28 '18 at 16:58
1
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