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What is a “callback” in C and how are they implemented?
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207
There is no "callback" in C - not more than any other generic programming concept.
They're imp...
“Width equals height” constraint in Interface Builder
... can't express the following code in Interface Builder:
CGFloat ratio = 1.0;
NSLayoutConstraint *constraint = [NSLayoutConstraint
constraintWithItem:myView
attribute:NSLayoutAttributeWidth
relatedBy:NSLayoutRelationEqual
toItem:myView
attribute:NSLayoutAttributeHeight
multip...
Razor View Engine : An expression tree may not contain a dynamic operation
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301
It seems to me that you have an untyped view. By default, Razor views in MVC3 RC are typed as d...
java: (String[])List.toArray() gives ClassCastException
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10
This is the correct solution, but not the correct explanation. You can't cast Object[] to Double[] because it's a language feature, nothing ...
Using new line(\n) in string and rendering the same in HTML
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edited Oct 4 '16 at 0:35
Felix Kling
666k151151 gold badges969969 silver badges10321032 bronze badges
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Total memory used by Python process?
...l with psutil 5.6.3, the last line should be
print(process.memory_info()[0])
instead (there was a change in the API).
Note: do pip install psutil if it is not installed yet.
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Disable orange outline highlight on focus
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210
Try:
-webkit-tap-highlight-color: rgba(255, 255, 255, 0);
-webkit-tap-highlight-color: transpa...
Warning as error - How to rid these
...rrors that basically should not be halting my compile in Visual Studio 2010 and should not be show stoppers, or at least I will fix them later, but I don't want the compile to just error and halt on these kinds of problems.
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Django's SuspiciousOperation Invalid HTTP_HOST header
...re is discussion right now by the Django developers to change this from a 500 internal server error to a 400 response. See this ticket.
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Using port number in Windows host file
After installing TeamViewer, I have changed the wampserver port to 8080, so the address is http://localhost:8080.
10 Answe...