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Fling gesture detection on grid layout

...vent e) { return true; } } } Attach your gesture listener to all the views you add to the main layout; // Do this for each view added to the grid imageView.setOnClickListener(SelectFilterActivity.this); imageView.setOnTouchListener(gestureListener); Watch in awe as your overridden ...
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How to implement classic sorting algorithms in modern C++?

... transparent comparators of the form std::less<> that act polymorphically on their arguments. This avoids having to provide an iterator's type. This can be used in combination with C++11's default function template arguments to create a single overload for sorting algorithms that take < as ...
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Best way to define error codes/strings in Java?

...re's certainly a better implementation of the enum solution (which is generally quite nice): public enum Error { DATABASE(0, "A database error has occurred."), DUPLICATE_USER(1, "This user already exists."); private final int code; private final String description; private Error(int code...
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How can I upload files asynchronously?

... It's FormData who does all the magic here. Be sure to check these docs — it covers all your question about multiple files and fields. – BorisOkunskiy Sep 12 '13 at 13:26 ...
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What is the best way to solve an Objective-C namespace collision?

...ndle unloading (OS X 10.4 or later, no GNUStep support), and performance really isn't an issue for you, I believe that you could load one framework every time you need to use a class from it, and then unload it and load the other one when you need to use the other framework. My initial idea was to ...
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Applications are expected to have a root view controller at the end of application launch

... make sure self.window is initialized like self.window = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease]; – Raptor Feb 13 '12 at 12:07 1 ...
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Creating and Update Laravel Eloquent

... There is and it's called firstOrNew / firstsOrCreate – malhal Aug 24 '14 at 11:59 ...
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How to provide different Android app icons for different gradle buildTypes?

... Figured it out. What you need to do is create a separate src folder called debug that holds the different icons. For example, if your project layout is as follows, and your launcher icon is called ic_launcher.png: [Project Root] -[Module] -src -main -res -drawabl...
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How do I adjust the anchor point of a CALayer, when Auto Layout is being used?

... is applied.] Autolayout vs. View Transforms Autolayout does not play at all well with view transforms. The reason, as far as I can discern, is that you're not supposed to mess with the frame of a view that has a transform (other than the default identity transform) - but that is exactly what auto...
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Handling very large numbers in Python

... occurred to me that one way to speed the process up would be to represent all the card faces and suits as prime numbers and multiply them together to represent the hands. To whit: ...