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How to add a custom button state

...the one used by the inflater: public FoodButton(Context context, AttributeSet attrs) { super(context, attrs); } On top of the derived class: private static final int[] STATE_FRIED = {R.attr.state_fried}; private static final int[] STATE_BAKED = {R.attr.state_baked}; Also, your state variab...
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How to hash a string into 8 digits?

... announcement...except for the special case of perfect hashes over limited set of input values, hash functions aren't supposed to generate guaranteed unique values. – Raymond Hettinger Sep 19 '15 at 15:39 ...
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java.net.URLEncoder.encode(String) is deprecated, what should I use instead?

...t.println( URLEncoder.encode( "urlParameterString", java.nio.charset.StandardCharsets.UTF_8.toString() ) ); share | improve this answer | follow |...
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Is quitting an application frowned upon?

...Smalltalk, had the application and the development tools co-mingled in one setup. This concept did not catch on much, outside of language extensions to apps (e.g., VBA in Excel, Lisp in AutoCAD). Developers who came up with mental models that presumed the existence of development tools in the app it...
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How to copy an object in Objective-C

... with that solution, so I read a little bit more and found that we have to set the object before return it. I mean something like: #import <Foundation/Foundation.h> @interface YourObject : NSObject <NSCopying> @property (strong, nonatomic) NSString *name; @property (strong, nonatomic)...
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Asynctask vs Thread in android

...reation. A thread can be executed by calling its "start" method. You can set the "Priority" of a thread by calling its "setPriority(int)" method. A thread can be used if you have no affect in the UI part. For example, you are calling some web service or download some data, and after dow...
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Why is a ConcurrentModificationException thrown and how to debug it

...dified by anything other than the Iterator itself. Iterator it = map.entrySet().iterator(); while (it.hasNext()) { Entry item = it.next(); map.remove(item.getKey()); } This will throw a ConcurrentModificationException when the it.hasNext() is called the second time. The correct approach wo...
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Once upon a time, when > was faster than < … Wait, what?

... that the GPU uses a hierarchical depth buffer. Therefor only has to clear set the tile states to clear (which is fast), changing the depth compare sign, however, means that the entire HiZ buffer needs to be flushed because it only stores a min or max value depending on the compare sign. ...
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Why do Java webapps use .do extension? Where did it come from?

...ased on the fact that the URI ends with a period followed by a defined set of characters. For example, the JSP processing servlet is mapped to the *.jsp pattern so that it is called to process every JSP page that is requested. To use the *.do extension (which implies "do something"),...
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SSO with CAS or OAuth?

...trol/own the user authentication system and need to support a heterogenous set of servers and apps that need centralized authentication. Use OAuth if you want to support user authentication from systems that you don't own/support (ie Google, Facebook, etc). ...