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Difference between signed / unsigned char [duplicate]
So I know that the difference between a signed int and unsigned int is that a bit is used to signify if the number if positive or negative, but how does this apply to a char ? How can a character be positive or negative?
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What does “where T : class, new()” mean?
Can you please explain to me what where T : class, new() means in the following line of code?
11 Answers
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Why is `std::move` named `std::move`?
The C++11 std::move(x) function doesn't really move anything at all. It is just a cast to r-value. Why was this done? Isn't this misleading?
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What's the difference between encoding and charset?
I am confused about the text encoding and charset. For many reasons, I have to
learn non-Unicode, non-UTF8 stuff in my upcoming work.
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How to get the cuda version?
...e command line:
nvcc --version
(or /usr/local/cuda/bin/nvcc --version) gives the CUDA compiler version (which matches the toolkit version).
From application code, you can query the runtime API version with
cudaRuntimeGetVersion()
or the driver API version with
cudaDriverGetVersion()
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Is there a generic constructor with parameter constraint in C#?
In C# you can put a constraint on a generic method like:
7 Answers
7
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How to check file input size with jQuery?
...es and I would like to be able to have some nice client side error reporting if the file the user is trying to upload is too big, is there a way to check against file size with jQuery, either purely on the client or somehow posting the file back to the server to check?
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getting type T from IEnumerable
is there a way to retrieve type T from IEnumerable<T> through reflection?
13 Answers
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Schema for a multilanguage database
I'm developing a multilanguage software. As far as the application code goes, localizability is not an issue. We can use language specific resources and have all kinds of tools that work well with them.
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Vim search and replace selected text
...r visual mode and select some text. How do I quickly do a search for the highlighted text and replace it with something else?
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