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Why Qt is misusing model/view terminology?
I think that the terminology used in Qt with model/view controls is flawed. On their explanation page they state, that they simplified the MVC to MV by merging View and Controller and they are giving the following picture:
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Can I find out the return value before returning while debugging in Visual Studio?
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Not that I know of. Note that if you do add a variable, it will get removed by the compiler in release builds anyway...
Update:
This functionality has been added to VS2013.
You can see the return values in the autos windows or use $ReturnValue in the watch/immediate window.
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Get int value from enum in C#
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Just cast the enum, e.g.
int something = (int) Question.Role;
The above will work for the vast majority of enums you see in the wild, as the default underlying type for an enum is int.
However, as cecilphillip points out, enums can have different underlying types.
If an enum is declared as ...
Pandas - How to flatten a hierarchical index in columns
...e a data frame with a hierarchical index in axis 1 (columns) (from a groupby.agg operation):
17 Answers
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postgresql list and order tables by size
How can I list all the tables of a PostgreSQL database and order them by size ?
7 Answers
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How to write a foreach in SQL Server?
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You seem to want to use a CURSOR. Though most of the times it's best to use a set based solution, there are some times where a CURSOR is the best solution. Without knowing more about your real problem, we can't help you more than that:
DECLARE @PractitionerId int
DECLARE MY_CURSOR CURSO...
What is the best way to convert an array to a hash in Ruby
In Ruby, given an array in one of the following forms...
11 Answers
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Filtering for empty or NULL names in a queryset
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You could do this:
Name.objects.exclude(alias__isnull=True)
If you need to exclude null values and empty strings, the preferred way to do so is to chain together the conditions like so:
Name.objects.exclude(alias__isnull=True).exclude(alias__exact...
What is the difference between a.getClass() and A.class in Java?
...xist surrounding the choice to use a.getClass() or A.class ? Either can be used wherever a Class<?> is expected, but I imagine that there would be performance or other subtle benefits to using both in different circumstances (just like there are with Class.forName() and ClassLoader.loa...
Rename a git submodule
Is there some easy way to rename a git submodule directory (other than going through the entire motion of deleting it and re-adding it with a new destination name).
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