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PHP prepend leading zero before single digit number, on-the-fly [duplicate]
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492
You can use sprintf: http://php.net/manual/en/function.sprintf.php
<?php
$num = 4;
$num_pa...
What's the meaning of interface{}?
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194
You can refer to the article "How to use interfaces in Go" (based on "Russ Cox’s description o...
The name 'model' does not exist in current context in MVC3
...stem.Web.Mvc, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" />
<pages pageBaseType="System.Web.Mvc.WebViewPage">
<namespaces>
<add namespace="System.Web.Mvc" />
<add namespace="System.Web.Mvc.Ajax" />
<add namespace...
Split a List into smaller lists of N size
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keuleJ
2,95033 gold badges2424 silver badges4444 bronze badges
answered Jul 13 '12 at 3:37
Serj-TmSerj-Tm
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How do I schedule jobs in Jenkins?
...ay at 8h00, this will do the job : 0 8 * * *
For the past few versions (2014), Jenkins have a new parameter, H (extract from the Jenkins code documentation):
To allow periodically scheduled tasks to produce even load on the system, the symbol H (for “hash”) should be used wherever possible.
For...
Overloading Macro on Number of Arguments
...FOO3(foo,bar,baz)
If you want a fourth one:
#define GET_MACRO(_1,_2,_3,_4,NAME,...) NAME
#define FOO(...) GET_MACRO(__VA_ARGS__, FOO4, FOO3, FOO2)(__VA_ARGS__)
FOO(a,b,c,d) # expeands to FOO4(a,b,c,d)
Naturally, if you define FOO2, FOO3 and FOO4, the output will be replaced by those o...
pandas DataFrame: replace nan values with average of columns
... A B C
0 -0.166919 0.979728 -0.632955
1 -0.297953 -0.912674 -1.365463
2 -0.120211 -0.540679 -0.680481
3 NaN -2.027325 1.533582
4 NaN NaN 0.461821
5 -0.788073 NaN NaN
6 -0.916080 -0.612343 NaN
7 -0.887858 1.033826 NaN
8 1.948430 1.025011...
Do you have to restart apache to make re-write rules in the .htaccess take effect?
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94
A restart is not required for changes to .htaccess. Something else is wrong.
Make sure your .h...
python list by value not by reference [duplicate]
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answered Jan 5 '12 at 14:30
phihagphihag
239k6060 gold badges406406 silver badges444444 bronze badges
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Linking to an external URL in Javadoc?
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edited Apr 19 at 17:40
Arsen Khachaturyan
5,90933 gold badges3232 silver badges3434 bronze badges
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