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postgresql - sql - count of `true` values
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answered Mar 22 '11 at 19:29
DanielDaniel
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pandas read_csv and filter columns with usecols
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This code achieves what you want --- also its weird and certainly buggy:
I observed that it wo...
Pragma in define macro
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answered Jun 12 '10 at 22:22
Scott WalesScott Wales
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How can I negate the return-value of a process?
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@(#)Version: $Revision: 4.2 $
@(#)Last changed: $Date: 2005/06/22 19:44:07 $
@(#)Purpose: Invert success/failure status of command
@(#)Author: J Leffler
@(#)Copyright: (C) JLSS 1991,1997,2005
*/
#include <stdlib.h>
#include <unistd.h>
#include <sys/typ...
Google access token expiration time
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The spec says seconds:
http://tools.ietf.org/html/draft-ietf-oauth-v2-22#section-4.2.2
expires_in
OPTIONAL. The lifetime in seconds of the access token. For
example, the value "3600" denotes that the access token will
expire in one hour from the time the response was generated.
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Bash conditionals: how to “and” expressions? (if [ ! -z $VAR && -e $VAR ])
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edited Dec 22 '14 at 22:36
answered Jan 19 '12 at 2:16
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Convert boolean result into number/integer
...n ^ 0". OR or XOR works.
– F8ER
Aug 22 '16 at 22:20
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NUnit isn't running Visual Studio 2010 code
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edited Feb 17 '11 at 22:05
Geoff Dalgas
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ans...
Best way to find the intersection of multiple sets?
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Jean-François Fabre♦
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answered Mar 29 '10 at 22:55
sthsth
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Deleting an object in java?
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answered Apr 22 '11 at 16:30
MByDMByD
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