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Why covariance and contravariance do not support value type
IEnumerable<T> is co-variant but it does not support value type, just only reference type. The below simple code is compiled successfully:
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How to list all tags that contain a commit?
This question is similar to How to list all tags pointing to a specific commit in git , but with one difference: I wish to search for all tags that contain a specific commit within the tree of each tag, not specifically the files marked in the tag itself (in this case, only the Makefile change has ...
Get underlying NSData from UIImage
I can create UIImage from NSData using [UIImage imageWithData:] or [UIImage initWithData:] methods.
6 Answers
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Redefining NULL
I'm writing C code for a system where address 0x0000 is valid and contains port I/O. Therefore, any possible bugs that access a NULL pointer will remain undetected and at the same time cause dangerous behaviour.
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How to remove underline from a name on hover
I have such html:
6 Answers
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Shorten string without cutting words in JavaScript
I'm not very good with string manipulation in JavaScript, and I was wondering how you would go about shortening a string without cutting any word off. I know how to use substring, but not indexOf or anything really well.
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How to find indices of all occurrences of one string in another in JavaScript?
I'm trying to find the positions of all occurrences of a string in another string, case-insensitive.
13 Answers
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In Java, how do I parse XML as a String instead of a file?
I have the following code:
6 Answers
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Using NumberPicker Widget with Strings
Is there a way to use the Android NumberPicker widget for choosing strings instead of integers?
5 Answers
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Git Ignores and Maven targets
Anyone know if it is possible to ignore all the instances of a particular directory in a file structure managed by git.
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