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Is there a simple way to convert C++ enum to string?
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#define X(a, b) a,
#define X(a, b) b,
X(Red, "red")
X(Green, "green")
// etc.
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Using Django time/date widgets in custom form
...e AdminDateWidget / AdminTimeWidget / AdminSplitDateTime (replace 'mydate' etc with the proper field names from your model):
from django import forms
from my_app.models import Product
from django.contrib.admin import widgets
class ProductForm(forms.ModelForm)...
PHP and Enumerations
...ract class DaysOfWeek
{
const Sunday = 0;
const Monday = 1;
// etc.
}
$today = DaysOfWeek::Sunday;
However, other use cases may require more validation of constants and values. Based on the comments below about reflection, and a few other notes, here's an expanded example which may be...
How exactly does __attribute__((constructor)) work?
...w would that work?) Instead, on platforms using ELF binary format (Linux, etc.), the constructors and destructors are referenced in the .ctors and .dtors sections of the header. True, in the old days, functions named init and fini would be run on dynamic library load and unload if they existed, bu...
How do I view the SQL generated by the Entity Framework?
... You won't get SQL for queries ending with .Single(), .Count(), .Any(), etc. that way.
– springy76
Feb 27 '13 at 12:31
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Is errno thread-safe?
...here a piece of documentation that indicates what standard (ie: C99, ANSI, etc) or at least which compilers (ie: GCC version and onward) that support this feature, and whether or not it is a default? Thank you.
– Cloud
Aug 25 '14 at 15:41
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Byte order mark screws up file reading in Java
...is can be helpful.
Edit: If you need to detect the BOM in UTF-16, UTF-32, etc, then the constructor should be:
new BOMInputStream(is, ByteOrderMark.UTF_8, ByteOrderMark.UTF_16BE,
ByteOrderMark.UTF_16LE, ByteOrderMark.UTF_32BE, ByteOrderMark.UTF_32LE)
Upvote @martin-charlesworth's comment...
How to use transactions with dapper.net?
...o (stackoverflow.com/a/20047975/444469) - DoYouDapperWork (Execute, Query, etc...) needs the transaction in the parameters.
– Matthieu
Jul 18 '18 at 18:03
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How to specify different Debug/Release output directories in QMake .pro file
...d and a release; you might have builds with different optimization levels, etc. The debug/release dichotomy is best left to rest in peace.
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How to lock orientation during runtime
... This works great. That will get the current orientation. getResources().getConfiguration().orientation
– Jared
Mar 2 '10 at 21:16
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