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When to use f:viewAction / preRenderView versus PostConstruct?
When should one use the f:viewAction or preRenderView event to initialize data for a page versus using the @PostConstruct annotation? Is the rationale to use one or the other based on the type of scope of the backing bean e.g. If the backing bean is @RequestScoped , then would the choice of u...
C# Convert List to Dictionary
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Does constexpr imply inline?
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How do I include related model fields using Django Rest Framework?
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The simplest way is to use the depth argument
class ClassroomSerializer(serializers.ModelSerializer):
class Meta:
model = Classroom
depth = 1
However, that will only include relationships for forward relationships, which in this case isn't quite what you need, since the ...
ImportError: no module named win32api
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How do I make a matrix from a list of vectors in R?
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How to prevent gcc optimizing some statements in C?
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Turning off optimization fixes the problem, but it is unnecessary. A safer alternative is to make it illegal for the compiler to optimize out the store by using the volatile type qualifier.
// Assuming pageptr is unsigned char * already...
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How to collapse all methods in Xcode?
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Is there a way to zoom the Visual Studio text editor with a keyboard shortcut?
Yesterday I found myself needing to zoom my Visual Studio text editor and was without a mouse (don't ask). Typically I do this by holding down CTRL and scrolling the mouse wheel. I also couldn't figure out how to tab into the area where you can specify your zoom level in the lower left hand corner...
Running multiple commands in one line in shell
...mplates/used && mv /templates/apple /templates/inuse
To summarize (non-exhaustively) bash's command operators/separators:
| pipes (pipelines) the standard output (stdout) of one command into the standard input of another one. Note that stderr still goes into its default destination, wh...