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Rails where condition using NOT NIL
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edited Nov 7 '18 at 23:38
answered Nov 23 '10 at 3:51
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How to get the seconds since epoch from the time + date output of gmtime()?
...ime.strptime('Jul 9, 2009 @ 20:02:58 UTC', '%b %d, %Y @ %H:%M:%S UTC'))
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More information about calendar module here
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Ruby Regexp group matching, assign variables on 1 line
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Lee JarvisLee Jarvis
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Store query result in a variable using in PL/pgSQL
... mu is too shortmu is too short
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Emacs: print key binding for a command or list all key bindings
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edited May 17 '10 at 23:43
answered May 16 '10 at 23:39
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Convert NSNumber to int in Objective-C
...owed with ARC.
– Alexander
Nov 21 '17 at 12:52
basically [key intValue] (key is NSNumber)
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Mixins vs. Traits
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217
Mixins may contain state, (traditional) traits don't.
Mixins use "implicit conflict resolution"...
MySQL CONCAT returns NULL if any field contain NULL
...ill not return NULL.
– Jo.
Mar 10 '17 at 17:03
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mysql has IFNULL(arg, default) instead COALESCE ...
How to read data from a zip file without having to unzip the entire file
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79
DotNetZip is your friend here.
As easy as:
using (ZipFile zip = ZipFile.Read(ExistingZipFile)...
await vs Task.Wait - Deadlock?
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edited Oct 31 '18 at 7:52
Mario Sannum
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