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Java generics - why is “extends T” allowed but not “implements T”?
...lass 'implements' or 'extends'. The constraint possibilities are 'extends' and 'super' - that is, is this class to operate with assignable to that other one (extends), or is this class assignable from that one (super).
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Linux equivalent of the Mac OS X “open” command [closed]
I've found the "open" command in Mac OS X very handy in the command line. From "man open":
7 Answers
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Looking for a 'cmake clean' command to clear up CMake output
...nually going through directories removing files like cmake_install.cmake and CMakeCache.txt , and the CMakeFiles folders.
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How to send and retrieve parameters using $state.go toParams and $stateParams?
...ou must not use url when setting up your state. I found the answer on a PR and did some monkeying around to better understand.
$stateProvider.state('toState', {
templateUrl:'wokka.html',
controller:'stateController',
params: {
'referer': 'some default',
'param2': 'some default',
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Rebuild or regenerate 'ic_launcher.png' from images in Android Studio
...ates a new project, that dialog lets you point
to some external .PNG file, and then when that dialog completes,
it generates 4 different pixel-sizes of images for use as
a launcher-icon.
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Generate random numbers following a normal distribution in C/C++
How can I easily generate random numbers following a normal distribution in C or C++?
18 Answers
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Difference between e.target and e.currentTarget
I don't understand the difference, they both seem the same but I guess they are not.
10 Answers
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Why is there no multiple inheritance in Java, but implementing multiple interfaces is allowed?
...nce is that two classes may define different ways of doing the same thing, and the subclass can't choose which one to pick.
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'this' vs $scope in AngularJS controllers
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"How does this and $scope work in AngularJS controllers?"
Short answer:
this
When the controller constructor function is called, this is the controller.
When a function defined on a $scope object is called, this is the "scope in effec...
When to use thread pool in C#? [closed]
I have been trying to learn multi-threaded programming in C# and I am confused about when it is best to use a thread pool vs. create my own threads. One book recommends using a thread pool for small tasks only (whatever that means), but I can't seem to find any real guidelines. What are some consid...