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multiprocessing.Pool: When to use apply, apply_async or map?
...s performed in a separate process. Pool.apply blocks until the function is completed.
Pool.apply_async is also like Python's built-in apply, except that the call returns immediately instead of waiting for the result. An AsyncResult object is returned. You call its get() method to retrieve the resul...
Scala Programming for Android
...App works but even the most basic application takes several minutes (!) to compile and needs 900 kb compressed, which is a show stopper for mobile applications. Additionally, the IDE runs out of memory every now and then. I assume dex is not made for big libraries like the scala-library .
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How to access the first property of a Javascript object?
...s by all major browsers implementations, please read https://stackoverflow.com/a/23202095 for details on this.
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VB.NET - How to move to next item a For Each Loop?
...looking for, funny how its not in the MSDN documentation?? (msdn.microsoft.com/en-us/library/5ebk1751.aspx) Also congrats on beating Jon to the post, by a whole 20 seconds! :)
– Sean Taylor
May 6 '09 at 14:01
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How to add reference to a method parameter in javadoc?
...doc there is no such feature.
Don't use <code>foo</code> as recommended in other answers; you can use {@code foo}. This is especially good to know when you refer to a generic type such as {@code Iterator<String>} -- sure looks nicer than <code>Iterator&lt;String&gt;...
Change UICollectionViewCell size on different device orientations
...romInterfaceOrientation
{
[self.collectionView performBatchUpdates:nil completion:nil];
}
Calling -performBatchUpdates:completion: will invalidate the layout and resize the cells with animation (you can just pass nil to both block params if you've no extra adjustments to perform).
2) Instead ...
How to increase the gap between text and underlining in CSS
... I am pretty not sure why this answer has so many upvotes. This doesn't completely work with multiline texts.
– user3888372
Jul 17 '15 at 15:46
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How to rollback just one step using rake db:migrate
...y to do that, but I don't know the correct value of n to use. Is there any command to check the current n value?
5 Answers
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How can I calculate the time between 2 Dates in typescript
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