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CSS3 transition events

...ent. An event is fired for each property that undergoes a transition. This allows a content developer to perform actions that synchronize with the completion of a transition. Webkit To determine when a transition completes, set a JavaScript event listener function for the DOM event that is s...
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package R does not exist

...kage.R; Of course, replacing your.app.package with your app package. In all the classes which use R resource references, remove any other import with .R, i.e. import android.R; share | improve th...
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Including all the jars in a directory within the Java classpath

Is there a way to include all the jar files within a directory in the classpath? 25 Answers ...
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Views vs Components in Ember.js

... and then implement their behavior using JavaScript? You can't do this actually with a Ember.View. Ember.Component That's exactly what components let you do. In fact, it's such a good idea that the W3C is currently working on the Custom Elements spec. Ember's implementation of components tries to be...
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If my interface must return Task what is the best way to have a no-operation implementation?

...mprove performance even more if you cache the already completed task since all instances of completed tasks are the same: public static class TaskExtensions { public static readonly Task CompletedTask = Task.FromResult(false); } With TaskExtensions.CompletedTask you can use the same instance ...
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How can I count occurrences with groupBy?

...answered Jun 5 '17 at 21:37 user_3380739user_3380739 1,33999 silver badges1111 bronze badges ...
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How do you convert a time.struct_time object into a datetime object?

... This will usually work. However, it will fail if the time tuple is beyond the values mktime accepts, for example for the value (1970, 1, 1, 0, 0, 0, 0, 1, -1). I have encountered this after parsing the Date header on an HTTP request which...
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How to get a resource id with a known resource name?

... i need that integer value by passing resourcename dynamically – Aswan Aug 13 '10 at 11:48 Thankq lik...
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What is the meaning of “$” sign in JavaScript

...of $ in JavaScript. $ is simply a valid JavaScript identifier. JavaScript allows upper and lower letters, numbers, and $ and _. The $ was intended to be used for machine-generated variables (such as $0001). Prototype, jQuery, and most javascript libraries use the $ as the primary base object (or f...
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Configure Microsoft.AspNet.Identity to allow email address as username

... The C# version of this (in App_Code\IdentityModels.cs) is public UserManager() : base(new UserStore<ApplicationUser>(new ApplicationDbContext())) { UserValidator = new UserValidator<ApplicationUser>(this) { AllowOnlyAlphan...