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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...
How to set up a cron job to run an executable every hour?
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You're right. && is much better if there is a chance the cd target doesn't exist (for example if the diretory is on an NFS server th...
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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Hibernate Annotations - Which is better, field or property access?
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Hanno Fietz
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answered Apr 16 '09 at 18:02
Miguel PingMigu...
How to enable local network users to access my WAMP sites?
...omplicated and important. Please see
# http://httpd.apache.org/docs/2.4/mod/core.html#options
# for more information.
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Options Indexes FollowSymLinks
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# AllowOverride controls what directives may be placed in .htaccess files.
# It can be "All", "None", or any combinat...
Remove all child elements of a DOM node in JavaScript
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FZs
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answered Oct 17 '10 at 20:52
Gabriel McAdamsGabriel McAdams
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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...
Ruby class instance variable vs. class variable
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edited Jan 27 '17 at 18:45
answered Apr 2 '13 at 20:24
Ph...
How can we redirect a Java program console output to multiple files?
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Shervin AsgariShervin Asgari
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Convert boolean result into number/integer
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Andy RoseAndy Rose
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