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MFC CSplitterWnd的用法详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...// TODO: Add your specialized code here and/or call the base class
if (!m_wndSplitter.CreateStatic(this, 1, 2))
return FALSE;
if (!m_wndSplitter.CreateView(0, 0, RUNTIME_CLASS(CLeftView), CSize(160, 200), pContext) ||
!m_wndSplitter.CreateView(0, 1, RUNTIME_CLASS(...
What are all the uses of an underscore in Scala?
...ed a curious question: " Can you name all the uses of “_”? ". Can you? If yes, please do so here. Explanatory examples are appreciated.
...
Does Flask support regular expressions in its URL routing?
.../')
def example(uid, slug):
return "uid: %s, slug: %s" % (uid, slug)
if __name__ == '__main__':
app.run(debug=True, host='0.0.0.0', port=5000)
this URL should return with 200: http://localhost:5000/abc0-foo/
this URL should will return with 404: http://localhost:5000/abcd-foo/
...
How to work with complex numbers in C?
...m: Z1 + Z2 = %.2f %+.2fi\n", creal(sum), cimag(sum));
double complex difference = z1 - z2;
printf("The difference: Z1 - Z2 = %.2f %+.2fi\n", creal(difference), cimag(difference));
double complex product = z1 * z2;
printf("The product: Z1 x Z2 = %.2f %+.2fi\n", creal(product), cimag...
How do I create a Java string from the contents of a file?
I've been using the idiom below for some time now. And it seems to be the most wide-spread, at least on the sites I've visited.
...
Change a Django form field to a hidden field
...
If you have a custom template and view you may exclude the field and use {{ modelform.instance.field }} to get the value.
also you may prefer to use in the view:
form.fields['field_name'].widget = forms.HiddenInput()
but...
Compelling examples of custom C++ allocators?
...
The original link is now defunct, but CiteSeer has the PDF: citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.71.8289
– Arto Bendiken
Apr 4 '13 at 1:06
...
Fix warning “Capturing [an object] strongly in this block is likely to lead to a retain cycle” in AR
...ializer] deserialize:request.responseData error:nil];
// ...
}];
If you want to also target iOS 4, use __unsafe_unretained instead of __weak. Same behavior, but the pointer stays dangling instead of being automatically set to nil when the object is destroyed.
...
What are the best practices for catching and re-throwing exceptions?
...database!";
die;
}
Logging or partial cleanup
Sometimes you do not know how to properly handle an exception inside a specific context; perhaps you lack information about the "big picture", but you do want to log the failure as close to the point where it happened as possible. In this case, yo...
When splitting an empty string in Python, why does split() return an empty list while split('\n') re
...mizing the one for no arguments more than the one with arguments; I don't know.
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