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How can I get rid of an “unused variable” warning in Xcode?
I understand exactly why unused variable warnings occur. I don't want to suppress them in general, because they are incredibly useful in most cases. However, consider the following (contrived) code.
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Unicode equivalents for \w and \b in Java regular expressions?
...nderscore). That way, a regex like \w+ matches words like hello , élève , GOÄ_432 or gefräßig .
3 Answers
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Gson: Directly convert String to JsonObject (no POJO)
Can't seem to figure this out.
I'm attempting JSON tree manipulation in GSON, but I have a case where I do not know or have a POJO to convert a string into, prior to converting to JsonObject . Is there a way to go directly from a String to JsonObject ?
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Can C++ code be valid in both C++03 and C++11 but do different things?
Is it possible for C++ code to conform to both the C++03 standard and the C++11 standard, but do different things depending on under which standard it is being compiled?
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Printing leading 0's in C?
I'm trying to find a good way to print leading 0's, such as 01001 for a zipcode. While the number would be stored as 1001, what is a good way to do it?
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Casting a variable using a Type variable
In C# can I cast a variable of type object to a variable of type T where T is defined in a Type variable?
12 Answers
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Using Java with Nvidia GPUs (CUDA)
I'm working on a business project that is done in Java, and it needs huge computation power to compute business markets. Simple math, but with huge amount of data.
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Java, Simplified check if int array contains int
Basically my mate has been saying that I could make my code shorter by using a different way of checking if an int array contains an int, although he won't tell me what it is :P.
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Why the switch statement cannot be applied on strings?
Compiling the following code and got the error of type illegal .
20 Answers
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How to extract request http headers from a request using NodeJS connect
I'd like to get the "Host" header of a request made using Node JS's connect library bundle. My code looks like:
4 Answers
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