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Git and Mercurial - Compare and Contrast
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454
Disclaimer: I use Git, follow Git development on git mailing list, and even contribute a bit t...
Any reason to prefer getClass() over instanceof when generating .equals()?
I'm using Eclipse to generate .equals() and .hashCode() , and there is an option labeled "Use 'instanceof' to compare types". The default is for this option to be unchecked and use .getClass() to compare types. Is there any reason I should prefer .getClass() over instanceof ?
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SQL Switch/Case in 'where' clause
... fine.
– Bob Probst
Oct 16 '08 at 0:48
Why are the @ needed? What do they do?
– Tadej
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Properties file in python (similar to Java Properties)
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24 Answers
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Why are quaternions used for rotations?
...ns versus a 3x3 rotation matrix, the quaternion has the advantage in size (4 scalars vs. 9) and speed (quaternion multiplication is much faster than 3x3 matrix multiplication).
Note that all of these representations of rotations are used in practice. Euler angles use the least memory; matrices use ...
Polymorphism vs Overriding vs Overloading
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@yuudachi. I came up with this example when teaching a class. The canonical "Bank Account" class didn't really express the "abstractness"...
Calendar returns wrong month [duplicate]
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Vincent RamdhanieVincent Ramdhanie
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What techniques can be used to speed up C++ compilation times?
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edited May 31 '15 at 6:45
community wiki
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PyLint “Unable to import” error - how to set PYTHONPATH?
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answered Jun 17 '10 at 19:46
Brian M. HuntBrian M. Hunt
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