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Javascript regex returning true.. then false.. then true.. etc [duplicate]
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/^[^-_]([a-z0-9-_]{4,20})[^-_]$/gi;
You're using a g (global) RegExp. In JavaScript, global regexen have state: you call them (with exec, test etc.) the first time, you get the first match in a given string. Call them again and you get the ne...
Why is IntelliJ 13 IDEA so slow after upgrading from version 12?
...telliJ 13 after upgrading from 12.
What worked for me was editing the idea64.vmoptions in the bin folder and setting the max heap to 8 GB (was 512 MB) and the Max PermGen to at least 1GB (was 300MB).Example below:
-Xms128m
-Xmx8192m
-XX:MaxPermSize=1024m
Upon restart it was much faster.
For Inte...
How do I write outputs to the Log in Android?
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edited Nov 14 '17 at 13:32
Mike Vella
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Replacing all non-alphanumeric characters with empty strings
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edited Sep 18 '17 at 17:14
Dave Jarvis
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an...
Is there any difference between “!=” and “” in Oracle Sql?
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4 Answers
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Focus Input Box On Load
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jessegavinjessegavin
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Text Editor which shows \r\n? [closed]
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241
With Notepad++, you can show end-of-line characters. It shows CR and LF, instead of "\r" and "\...
Java FileOutputStream Create File if not exists
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Damiano
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answered Mar 8 '12 at 16:00
talnicolastalnicolas
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Two arrays in foreach loop
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answered Dec 18 '10 at 23:43
alexalex
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Why use #ifndef CLASS_H and #define CLASS_H in .h file but not in .cpp?
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answered Jul 14 '10 at 14:25
Justin SummerlinJustin Summerlin
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