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Move capture in lambda
...ref( T && x )
{
return rref_impl<T>{ std::move(x) };
}
And here's a test case for that function that ran successfully on my gcc 4.7.3.
int main()
{
std::unique_ptr<int> p{new int(0)};
auto rref = make_rref( std::move(p) );
auto lambda =
[rref]() mutabl...
Printing a variable memory address in swift
...
Swift 2
This is now part of the standard library: unsafeAddressOf.
/// Return an UnsafePointer to the storage used for `object`. There's
/// not much you can do with this other than use it to identify the
/// object
Swift 3
For Swift 3, use withUnsafeP...
'Contains()' workaround using Linq to Entities?
... the where clause, using the Silverlight ADO.Net Data Services client api (and therefore Linq To Entities). Does anyone know of a workaround to Contains not being supported?
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Officially, what is typename for?
... week, I was declaring two iterators as members of another templated class and I had to do this)...
8 Answers
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Rolling or sliding window iterator?
...m,)
yield result
The one from the docs is a little more succinct and uses itertools to greater effect I imagine.
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How can I repeat a character in Bash?
...
You can use:
printf '=%.0s' {1..100}
How this works:
Bash expands {1..100} so the command becomes:
printf '=%.0s' 1 2 3 4 ... 100
I've set printf's format to =%.0s which means that it will always print a single = no matter what argument it is given. Therefore it prints 100 =s.
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How to construct a timedelta object from a simple string
...thinking of some kind of function that could take anything you throw at it and still be able to handle converting to timedelta.
– priestc
Jan 7 '11 at 17:15
2
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How to strip all non-alphabetic characters from string in SQL Server?
...t dbo.RemoveNonAlphaCharacters('abc1234def5678ghi90jkl')
Once you understand the code, you should see that it is relatively simple to change it to remove other characters, too. You could even make this dynamic enough to pass in your search pattern.
Hope it helps.
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Python, compute list difference
...vation is important Roman Bodnarchuk may have a better approach. For speed and pure set-like behavior this one seems better.
– Bryan P
Feb 13 '15 at 23:01
8
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NOT IN vs NOT EXISTS
...l need to do more work (even if no NULLs are actually present in the data) and the semantics of NOT IN if NULLs are present are unlikely to be the ones you want anyway.
When neither Products.ProductID or [Order Details].ProductID allow NULLs the NOT IN will be treated identically to the following q...