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Is there a VB.NET equivalent of C# out parameters?
...nteger
Test(y)
End Sub
Sub Test(ByRef x As Integer)
x = 42
End Sub
(If you examine code in the framework (for example Double.TryParse), you may see the <OutAttribute> added to parameters, but that only makes a difference when the call is marshalled for COM interop or platform invoke.)
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What's the common practice for enums in Python? [duplicate]
... late, but you can also do Shaded, Shiny, Transparent, Matte = range(1, 5) if you don't like having the _unused there
– Davy8
Jan 30 '11 at 17:42
4
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Quickest way to compare two generic lists for differences
...an this, but even this will be vastly faster than your O(N * M) approach.
If you want to combine these, you could create a method with the above and then a return statement:
return !firstNotSecond.Any() && !secondNotFirst.Any();
One point to note is that there is a difference in results ...
python assert with and without parenthesis
...ing (SyntaxWarning: assertion is always true, perhaps remove parentheses?) if you ran it through a full interpreter, not through IDLE. Because assert is a keyword and not a function, you are actually passing in a tuple as the first argument and leaving off the second argument.
Recall that non-empt...
What does gcc's ffast-math actually do?
...f the details and maybe give a clear example of how something would change if the flag was on or off?
2 Answers
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How can I list all foreign keys referencing a given table in SQL Server?
...eign keys for a given table:
EXEC sp_fkeys 'TableName'
You can also specify the schema:
EXEC sp_fkeys @pktable_name = 'TableName', @pktable_owner = 'dbo'
Without specifying the schema, the docs state the following:
If pktable_owner is not specified, the default table visibility rules
of ...
Match whole string
What is the regular expression (in JavaScript if it matters) to only match if the text is an exact match? That is, there should be no extra characters at other end of the string.
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Defining an abstract class without any abstract methods
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If the question can be answered with a simple yes or no, then the asker should consider rephrasing, using Google, or simply trying it out.
– Tyler Treat
Jan 27 '11 at 0:24
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There is no ListBox.SelectionMode=“None”, is there another way to disable selection in a listbox?
...efault, ItemsControl doesn't support virtualization of its child elements. If you have a lot of items, virtualization can reduce memory usage and improve performance, in which case you could use approach 2 and style the ListBox, or add virtualisation to your ItemsControl.
Approach 2 - Styling ListBo...
Wolfram's Rule 34 in XKCD [closed]
... 0 1
6: 1 1 0
7: 1 1 1
If you're evaluating a stage in a cellular automaton (CA) that follows rule 2, then whenever a three-bit string matches rule 2's configuration, the center bit becomes (or stays, in this case) true on the next iteration.
A CA...