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What is hashCode used for? Is it unique?
I notice there is a getHashCode() method in every controls, items, in WP7, which return a sequence of number. Can I use this hashcode to identify an item? For example I want to identify a picture or a song in the device, and check it whereabout. This could be done if the hashcode given for specifi...
Can enums be subclassed to add new elements?
I want to take an existing enum and add more elements to it as follows:
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std::function and std::bind: what are they, and when should they be used?
I know what functors are and when to use them with std algorithms, but I haven't understood what Stroustrup says about them in the C++11 FAQ .
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Why always ./configure; make; make install; as 3 separate steps?
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Face recognition Library [closed]
...e recognition library for a university project. I'm not looking for face detection . I'm looking for actual recognition. That means finding images that contain specified faces or libraries that calculate distances between specific faces.
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What is the difference between “#!/usr/bin/env bash” and “#!/usr/bin/bash”?
In the header of a Bash script, what's the difference between those two statements:
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Difference between Big-O and Little-O Notation
What is the difference between Big-O notation O(n) and Little-O notation o(n) ?
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MongoDB Many-to-Many Association
How would you do a many-to-many association with MongoDB?
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Various ways to remove local Git changes
I just cloned a git repository and checked out a branch. I worked on it, and then decided to remove all my local changes, as I wanted the original copy.
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How to replace local branch with remote branch entirely in Git?
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