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What exactly is a Context in Java? [duplicate]

...ate of other classes, state of the current environment, etcetera. In some API's you see this name back in an interface/class, e.g. Servlet's ServletContext, JSF's FacesContext, Spring's ApplicationContext, Android's Context, JNDI's InitialContext, etc. They all often follow the Facade Pattern which...
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FFmpeg on Android

...) Inside the ffmpeg directory of source code, you have output_example.c or api_example.c. Here, you can see the code where encoding/decoding is done. You will get an idea as to which API's inside ffmpeg you should call. This would be your first step. 2) Dolphin player is a open source project for A...
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When to use window.opener / window.parent / window.top

...be found here: window.opener https://developer.mozilla.org/en-US/docs/Web/API/Window.opener I've used window.opener mostly when opening a new window that acted as a dialog which required user input, and needed to pass information back to the main window. However this is restricted by origin polic...
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Check if event is triggered by a human

... @Sime i don't know, but i think it's standard. look here:api.jquery.com/category/events/event-object – Nicola Peluchetti Jul 14 '11 at 11:28 ...
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Server polling with AngularJS

... The process for stopping a $timeout is explained here docs.angularjs.org/api/ng.$timeout. Basically, the $timeout function returns a promise which you need to assign to a variable. Then listen for when that controller gets destroyed: $scope.$on('destroy', fn());. In the callback function cal...
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In what situations would AJAX long/short polling be preferred over HTML5 WebSockets?

...t is about to fully rethink the way communication is happening. As RESTful APIs work with Request>Response pattern, bi-directional communication here would be pointless. So trying to use WebSockets to query RESTful API - is a bit weird attempt, and can't see any benefit of it at all. If you need ...
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ctypes - Beginner

...Python library and generate a Python C extension module that exposes the C API. Another way is to use Cython. They all have benefits and drawbacks. SWIG will only expose your C API to Python. That means you don't get any objects or anything, you'll have to make a separate Python file doing that. I...
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Force an Android activity to always use landscape mode

... versions you should also specify screenSize : If your application targets API level 13 or higher (as declared by the minSdkVersion and targetSdkVersion attributes), then you should also declare the "screenSize" configuration, because it also changes when a device switches between portrait and lands...
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How to set a Timer in Java?

... @ErnestasGruodis The core APIs list the constructor as public: docs.oracle.com/javase/7/docs/api/java/util/Timer.html#Timer() You might have a different Timer class in your classpath - try java.util.Timer as the class. – andrewmu...
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Creating a custom JButton in Java

...mplement AbstractButton and conform to the guidelines set out by the Swing API. A good starting point is to look at the javax.swing.LookAndFeel and javax.swing.UIManager classes. http://docs.oracle.com/javase/8/docs/api/javax/swing/LookAndFeel.html http://docs.oracle.com/javase/8/docs/api/javax/sw...