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Setting the selected value on a Django forms.ChoiceField
...ly used in a unbound form, if it's bound and a value for that field is not included nothing will be selected.
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My attempt at value initialization is interpreted as a function declaration, and why doesn't A a(())
...l (well, it's readable, as long you won't return a pointer to function).
#include <stdio.h>
int eighty_four() {
return 84;
}
int output_result(int callback()) {
printf("Returned: %d\n", callback());
return 0;
}
int main() {
return output_result(eighty_four);
}
As I mentio...
Why are regular expressions so controversial? [closed]
... out that you need $4 or \7. This helps when creating patterns that can be included in further patterns.
Here is an example a relatively numbered capture group:
$dupword = qr{ \b (?: ( \w+ ) (?: \s+ \g{-1} )+ ) \b }xi;
$quoted = qr{ ( ["'] ) $dupword \1 }x;
And here is an example of the super...
ASP.NET: HTTP Error 500.19 – Internal Server Error 0x8007000d
...te I got this error, and tried everything else I could find with no luck, including checking the web.config file, IIS_IUSRS permissions, IIS URL rewrite module, etc. In the end, I installed DotNetCore.1.0.0-WindowsHosting.exe from this page: https://www.microsoft.com/net/download and it started wo...
How to create a table from select query result in SQL Server 2008 [duplicate]
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Accessing Object Memory Address
...xtension, you have full access to the internals of the Python interpreter, including access to the addresses of objects directly.
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ie8 var w= window.open() - “Message: Invalid argument.”
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What I narrowed it down to was don't include - or . When I got rid of the punctuation Image-Display-1234 -> ImageDisplay1234 then all was well.
– boatcoder
Feb 25 '12 at 19:56
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What is the purpose of willSet and didSet in Swift?
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The Definitive C++ Book Guide and List
...ation (RAII) in addition to in-depth coverage of a variety of other topics including the pimpl idiom, name lookup, good class design, and the C++ memory model. [Review]
More Exceptional C++ (Herb Sutter) Covers additional exception safety topics not covered in Exceptional C++, in addition to discu...
Delete fork dependency of a GitHub repository
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@MattBrennan The page changed but the last section still includes: "To detach the fork and turn it into a standalone repository on GitHub.com or GitHub Enterprise, contact GitHub support or your site administrator, respectively."
– Thomas Moulard
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