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Best way to define error codes/strings in Java?

... description; } public int getCode() { return code; } @Override public String toString() { return code + ": " + description; } } You may want to override toString() to just return the description instead - not sure. Anyway, the main point is that you don't need to override se...
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Fragment is not being replaced but put on top of the previous one

...ically using FragmentTransaction. FragmentTransaction.replace expects the id of the container that contains the fragment and not the id of the fragment as the first parameter. So you should pass the first argument as the id of the container that you added the first fragment to. You can refer to ...
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Javascript - remove an array item by value [duplicate]

...se JavaScript's Array splice method: var tag_story = [1,3,56,6,8,90], id_tag = 90, position = tag_story.indexOf(id_tag); if ( ~position ) tag_story.splice(position, 1); P.S. For an explanation of that cool ~ tilde shortcut, see this post: Using a ~ tilde with indexOf to check for the ex...
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Draw in Canvas by finger, Android

... Activity { DrawingView dv ; private Paint mPaint; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); dv = new DrawingView(this); setContentView(dv); mPaint = new Paint(); mPaint.setAntiAlia...
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Remove duplicates from an array of objects in JavaScript

...ything down calculating it on every iteration. Assign it to a variable outside the loop and pass the variable instead of the things.thing.length. – 0v3rth3d4wn Aug 26 '14 at 12:56 ...
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How to define a List bean in Spring?

...w.springframework.org/schema/util/spring-util-2.5.xsd"> <util:list id="myList" value-type="java.lang.String"> <value>foo</value> <value>bar</value> </util:list> The value-type is the generics type to be used, and is optional. You can also specify ...
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How to use Single TextWatcher for multiple EditTexts?

I have three EditText widgets in my view layout. Is there a way to use a single TextWatcher for all three EditTexts ? ...
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Android: remove notification from notification bar

...ted an application and with an event I manage to add notification in android notification bar. Now I need sample how to remove that notification from notification bar on an event ?? ...
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MVC 5 Seed Users and Roles

... Here is example of usual Seed approach: protected override void Seed(SecurityModule.DataContexts.IdentityDb context) { if (!context.Roles.Any(r => r.Name == "AppAdmin")) { var store = new RoleStore<IdentityRole>(context); var manager = new RoleMan...
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How to set default value to the input[type=“date”] [duplicate]

I have tried ( JSFiddle ): 14 Answers 14 ...