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How do I get a YouTube video thumbnail from the YouTube API?

If I have a YouTube video URL, is there any way to use PHP and cURL to get the associated thumbnail from the YouTube API? 3...
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how to programmatically fake a touch event to a UIButton?

I'm writing some unit tests and, because of the nature of this particular app, it's important that I get as high up the UI chain as possible. So, what I'd like to do is programmatically trigger a button-press, as if the user had pressed the button in the GUI . ...
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What's the difference between ngModel.$modelValue and ngModel.$viewValue

...tion, but it might just be that you're a little confused. The $modelValue and $viewValue have one distinct difference. It is this: As you already noted above: $viewValue: Actual string (or Object) value in the view. $modelValue: The value in the model, that the control is bound to. I'm go...
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Rails new vs create

... Within Rails' implementation of REST new and create are treated differently. An HTTP GET to /resources/new is intended to render a form suitable for creating a new resource, which it does by calling the new action within the controller, which creates a new unsaved...
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Why would adding a method add an ambiguous call, if it wouldn't be involved in the ambiguity

...s, you have found a bug in overload resolution. The bug reproduces in C# 4 and 5; it does not reproduce in the "Roslyn" version of the semantic analyzer. I've informed the C# 5 test team, and hopefully we can get this investigated and resolved before the final release. (As always, no promises.) A c...
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std::unique_ptr with an incomplete type won't compile

...l is complete }; because otherwise the compiler generates a default one, and it needs a complete declaration of foo::impl for this. If you have template constructors, then you're screwed, even if you don't construct the impl_ member: template <typename T> foo::foo(T bar) { // Here the...
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What do the f and t commands do in Vim?

Can somebody explain to me what the f and t commands do in vim and exactly how they work? I can't seem to find this information but people keep telling me that they are very useful. Would really appreciate an answer with an example if possible, thanks! ...
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Relative imports in Python 3

... unfortunately, this module needs to be inside the package, and it also needs to be runnable as a script, sometimes. Any idea how I could achieve that? It's quite common to have a layout like this... main.py mypackage/ __init__.py mymodule.py myothermodule.py ...w...
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How do I save a UIImage to a file?

...do that. You use UIImagePNGRepresentation to convert your image to NSData and save that to disk. // Create path. NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES); NSString *filePath = [[paths objectAtIndex:0] stringByAppendingPathComponent:@"Image.pn...
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GB English, or US English?

If you have an API, and you are a UK-based developer with a highly international audience, should your API be 28 Answers ...