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Is there a good JavaScript minifier? [closed]
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UglifyJS2, used by the jQuery project.
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Why does C# disallow readonly local variables?
...to other assemblies. The readonly keyword for fields needs to be supported by the CLI because its effect is visible to other assemblies. All it would mean is the variable only has one assignment in the method at compile time.
– Sam Harwell
Sep 3 '09 at 2:06
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Animate change of view background color on Android
...te.
At this point you can initiate the transition in your code on-command by doing:
TransitionDrawable transition = (TransitionDrawable) viewObj.getBackground();
transition.startTransition(transitionTime);
Or run the transition in reverse by calling:
transition.reverseTransition(transitionTime)...
Use email address as primary key?
...ompany's point of view, a telephone number uniquely identifies a customer, by definition. Yes, you can say, "But what if there are two or three people who might answer when you call that number?" But this is irrelevant. From the phone company's point of view, by definition this is one customer. (con...
IntelliJ and Tomcat…changed files are not automatically recognized by Tomcat
... you have the registry compiler.automake.. enabled it pushes your changes by only hit save too.
– Radu Toader
Oct 15 '16 at 18:48
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Why use Dijkstra's Algorithm if Breadth First Search (BFS) can do the same thing faster?
...step. For example, in routing the distances (or weights) could be assigned by speed, cost, preference, etc. The algorithm then gives you the shortest path from your source to every node in the traversed graph.
Meanwhile BFS basically just expands the search by one “step” (link, edge, whatever y...
Why is this F# code so slow?
...unction is not generic (it just takes int). You can improve the F# version by adding type annotations (to get the same thing as in C#):
let min3(a:int, b, c) = min a (min b c)
...or by making min3 as inline (in which case, it will be specialized to int when used):
let inline min3(a, b, c) = min ...
Amazon SimpleDB vs Amazon DynamoDB
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This is addressed by the respective FAQ Q: How does Amazon DynamoDB differ from Amazon SimpleDB? Which should I use? (hash link no longer works, but use in-page Find to locate question within page) to some extent already, with the most compact...
Why `null >= 0 && null
I had to write a routine that increments the value of a variable by 1 if its type is number and assigns 0 to the variable if not, where the variable is initially null or undefined .
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Difference between this and self in self-type annotations?
...ed( e: ActionEvent ) {
// this.setVisible( false ) --> shadowed by JButton!
frame.setVisible( false )
}
})
})
}
The third variant,
trait A { this: B => ... }
does not introduce an alias for this; it just sets the self type.
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