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Fit Image in ImageButton in Android

... I want them to cover 75% of the button area. Use android:padding="20dp" (adjust the padding as needed) to control how much the image takes up on the button. but where as some images cover less area, some are too big to fit into the imageButton. How to programatically re...
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What is the difference between ManualResetEvent and AutoResetEvent in .NET?

I have read the documentation on this and I think I understand. An AutoResetEvent resets when the code passes through event.WaitOne() , but a ManualResetEvent does not. ...
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New Array from Index Range Swift

... The language has changed, it uses three ellipsis and not two developer.apple.com/library/ios/documentation/General/Reference/… – Daniel Galasko Jan 28 '15 at 15:53 ...
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Unique Key constraints for multiple columns in Entity Framework

... With Entity Framework 6.1, you can now do this: [Index("IX_FirstAndSecond", 1, IsUnique = true)] public int FirstColumn { get; set; } [Index("IX_FirstAndSecond", 2, IsUnique = true)] public int SecondColumn { get; set; } The second parameter in the attribute is where you can specify th...
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How do I get an empty array of any size in python?

...t the same obj appears in each element of the array. If it a mutable obj, and you modify one item, all will be changed. ...But, for this example using integers (or any other immutable type), it makes no difference. Or, if you just assign to elements, it is not a problem either. (I mention it bec...
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How to change shape color dynamically?

... I am getting java.lang.ClassCastException: android.graphics.drawable.GradientDrawable cannot be cast to android.graphics.drawable.ShapeDrawable when trying this suggestion. – prolink007 Aug 15 '13 at 18:37 ...
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Static variable inside of a function in C

What will be printed out? 6 6 or 6 7? And why? 13 Answers 13 ...
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In Java, what is the best way to determine the size of an object?

...f data, but I want to make sure that I don't read in too many rows of data and cause OutOfMemoryError s. Each row translates into an object. Is there an easy way to find out the size of that object programmatically? Is there a reference that defines how large primitive types and object reference...
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How to disable GCC warnings for a few lines of code

...is one */ #pragma GCC diagnostic pop foo(d); /* depends on command line options */ share | improve this answer | follow | ...
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Why can't I define a static method in a Java interface?

...ic interface methods were initially considered as a small language change, and then there was an official proposal to add them in Java 7, but it was later dropped due to unforeseen complications. Finally, Java 8 introduced static interface methods, as well as override-able instance methods with a d...