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Why are quaternions used for rotations?
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63
Gimbal lock is one reason, although as you say it is only a problem with Euler angles and is eas...
How to test that no exception is thrown?
...thod called getUserById() which will return a user and there is a total of 3 unit of works.
The first unit of work should test whether or not a valid user is being returned in the case of valid and invalid input.
Any exceptions that are being thrown by the datasource have to be handled here: if no ...
How to call shell commands from Ruby
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1347
This explanation is based on a commented Ruby script from a friend of mine. If you want to imp...
How to create a JavaScript callback for knowing when an image is loaded?
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163
.complete + callback
This is a standards compliant method without extra dependencies, and waits...
Get JSF managed bean by name in any Servlet related class
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263
In a servlet based artifact, such as @WebServlet, @WebFilter and @WebListener, you can grab a "p...
How to execute a Python script from the Django shell?
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$ ./manage.py shell
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>>> execfile('myscript.py')
For python3 you would need to use
>>> exec(open('myscript.py').read())
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JPA eager fetch does not join
...dited Mar 21 '17 at 10:06
john16384
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answered Jun 18 '12 at 4:48
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Calling constructors in c++ without new
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JaredParJaredPar
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Enter triggers button click
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369
Using
<button type="button">Whatever</button>
should do the trick.
The reason ...
Jquery bind double click and single click separately
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edited May 7 '13 at 18:03
agrublev
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