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How to define two fields “unique” as couple
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2 Answers
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jQuery - selecting elements from inside a element
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129
You can use any one these [starting from the fastest]
$("#moo") > $("#foo #moo") > $("di...
How to tell Xcode where my info.plist and .pch files are
...m going to add my discoveries here as it is slightly different for Xcode 4.2:
Select your project
In the left side of the middle pane, select your app under "Targets"
Select the tab "Build Settings"
Search the following keywords: "info.plist" and "pch"
At this point it should be pretty clear whic...
Why do we need argc while there is always a null at the end of argv?
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Yes, argv[argc]==NULL is guaranteed. See C11 5.1.2.2.1 Program startup (my emphasis)
If they are declared, the parameters to the main function shall obey
the following constraints:
The value of argc shall be nonnegative.
argv[argc] shall be a null
pointer.
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NameError: name 'self' is not defined
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edited Nov 26 '09 at 15:28
answered Nov 26 '09 at 10:50
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How to add a 'or' condition in #ifdef
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328
#if defined(CONDITION1) || defined(CONDITION2)
should work. :)
#ifdef is a bit less typing, ...
There can be only one auto column
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121
My MySQL says "Incorrect table definition; there can be only one auto column and it must be def...
Setting Vim whitespace preferences by filetype
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245
there are many ways, but here's a simple, easy to understand way. add these lines to your ~/.v...
How to sort an IEnumerable
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edited Sep 2 '10 at 20:11
answered Sep 2 '10 at 19:52
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