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Truncate Two decimal places without rounding
...ue of 3.4679 and want 3.46, how can I truncate to two decimal places that without rounding up?
21 Answers
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Is there a perfect algorithm for chess? [closed]
I was recently in a discussion with a non-coder person on the possibilities of chess computers. I'm not well versed in theory, but think I know enough.
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Can I implement an autonomous `self` member type in C++?
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Here's how you can do it without repeating the type of Foo:
template <typename...Ts>
class Self;
template <typename X, typename...Ts>
class Self<X,Ts...> : public Ts...
{
protected:
typedef X self;
};
#define WITH_SELF(X) ...
Why is WinRT unmanaged? [closed]
Windows 8 introduces WinRT, which is like .NET but unmanaged.
Why is it unmanaged? Is it a performance issue? Does it mean garbage collection is not suitable for lower level APIs?
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403 Forbidden vs 401 Unauthorized HTTP responses
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A clear explanation from Daniel Irvine:
There's a problem with 401 Unauthorized, the HTTP status code for authentication errors. And that’s just it: it’s for authentication, not authorization.
Receiving a 401 response is the server telling you, “you aren’t
authenticated...
Avoiding SQL injection without parameters
...rs to safeguard against sql injections and the other guys that don't think it is necessary. Instead they want to replace single apostrophes with two apostrophes in all strings to avoid sql injections. Our databases are all running Sql Server 2005 or 2008 and our code base is running on .NET framewor...
LINQ's Distinct() on a particular property
I am playing with LINQ to learn about it, but I can't figure out how to use Distinct when I do not have a simple list (a simple list of integers is pretty easy to do, this is not the question). What I if want to use Distinct on a list of an Object on one or more properties of the object?
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Visual Studio 2013 IntelliSense stops working for ASP.NET MVC5 Controllers
... I've found that deleting the suo file fixes a lot of issues. It's like the Visual Studio equivalent of a reboot. Thanks for reminding me.
– grahamesd
Jul 3 '14 at 19:53
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Why is my git repository so big?
145M = .git/objects/pack/
12 Answers
12
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Move assignment operator and `if (this != &rhs)`
...r dumb_array is a classic example of putting the most expensive operation with the fullest features at the bottom layer. It is perfect for clients who want the fullest feature and are willing to pay the performance penalty. They get exactly what they want.
But it is disastrous for clients who do ...