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What does -D_XOPEN_SOURCE do/mean?
... changes depending on what options and #defines you have, for example with basename(3).
See also:
Linux: gcc with -std=c99 complains about not knowing struct timespec
glibc feature test macros
The Compilation Environment - Open Group Base Specification issue 6 (a.k.a. X/Open 6)
POSIX - Wikipedia
...
jQuery selector for the label of a checkbox
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Select DISTINCT individual columns in django?
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One way to get the list of distinct column names from the database is to use distinct() in conjunction with values().
In your case you can do the following to get the names of distinct categories:
q = ProductOrder.objects.values('Category').distinct()
print q.query # See for yourself...
Replacing .NET WebBrowser control with a better browser, like Chrome?
...for WPF and Winforms and has tons of features and extension points. Being based on Chromium it's blisteringly fast too.
Grab it from NuGet: Install-Package CefSharp.Wpf or Install-Package CefSharp.WinForms
Check out examples and give your thoughts/feedback/pull-requests: https://github.com/cefsha...
How to spread django unit tests over multiple files?
...and run that suite.
From Django 1.6 documentation,
Test discovery is based on the unittest module’s built-in test
discovery. By default, this will discover tests in any file named
“test*.py” under the current working directory.
Previous behavior, from Django 1.5 documentation:
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Checkout subdirectories in Git?
...e9a03161acde7b71a8fda9be19f47128
62d67bce3c672fe2b9065f372726a11e57bade7e
b64bf435a3e54c5208a1b70b7bcb0fc627463a75 d1
308150e8fddde043f3dbbb8573abb6af1df96e63 d1/a
f70a17f51b7b30fec48a32e4f19ac15e261fd1a4 d1/b
84de03c312dc741d0f2a66df7b2f168d823e122a d2
0975df9b39e23c15f63db194df7f45c76528bccb d2/a
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How do I add a placeholder on a CharField in Django?
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Similar spirit: for f in MyCommentForm.base_fields.values(): f.widget.attrs["placeholder"] = f.label, but I like your constructor method better.
– jozxyqk
Sep 2 '14 at 15:49
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How to load all modules in a folder?
... put them as __all__ variable in __init__.py
from os.path import dirname, basename, isfile, join
import glob
modules = glob.glob(join(dirname(__file__), "*.py"))
__all__ = [ basename(f)[:-3] for f in modules if isfile(f) and not f.endswith('__init__.py')]
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What is the purpose of std::make_pair vs the constructor of std::pair?
...t when the types are verbose because a template method has type deduction based on its given parameters.
For example,
std::vector< std::pair< std::vector<int>, std::vector<int> > > vecOfPair;
std::vector<int> emptyV;
// shorter
vecOfPair.push_back(std::make_pair(empt...
Injecting a mock into an AngularJS service
...tedProvider = mock(_injected_);
});
beforeEach(inject(function (_base_) {
baseProvider = _base_;
}));
it("injectedProvider should be mocked", function () {
mockInjectedProvider.myFunc.andReturn('testvalue');
var resultFromMockedProvider = baseProvider.executeMy...