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Scala: List[Future] to Future[List] disregarding failed futures
...quence(...) but there's a twist... The list I'm given usually has around 10-20 futures in it, and it's not uncommon for one of those futures to fail (they are making external web service requests). Instead of having to retry all of them in the event that one of them fails, I'd like to be able to ge...
Is there a way to access an iteration-counter in Java's for-each loop?
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edited Sep 29 '16 at 20:49
ragerdl
1,7961515 silver badges2626 bronze badges
answered Jan 25 '09 at ...
z-index not working with position absolute
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230
The second div is position: static (the default) so the z-index does not apply to it.
You need ...
What's a quick way to test to see a file exists?
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edited May 23 '19 at 0:12
TheNeil
1,27822 gold badges1010 silver badges3030 bronze badges
answered ...
What do numbers using 0x notation mean?
What does a 0x prefix on a number mean?
5 Answers
5
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Is there documentation for the Rails column types?
...STAMP datatype is stored as a unix timestamp. Its valid range goes from 1970 to 2038, and the time is stored as the number of seconds that have elapsed since the last epoch, which is supposedly standard, but in practice can differ from system to system. Recognizing that relative time was not a good ...
Is there a way to use two CSS3 box shadows on one element?
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410
You can comma-separate shadows:
box-shadow: inset 0 2px 0px #dcffa6, 0 2px 5px #000;
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Why does Python code run faster in a function?
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540
You might ask why it is faster to store local variables than globals. This is a CPython implemen...
Vertical (rotated) text in HTML table
Is there a (portable) way to rotate text in a HTML table cell by 90°?
11 Answers
11
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ReadOnlyCollection or IEnumerable for exposing member collections?
... to Skip:
public IEnumerable<Foo> Foos {
get { return foos.Skip(0); }
}
(There are plenty of other options for wrapping trivially - the nice thing about Skip over Select/Where is that there's no delegate to execute pointlessly for each iteration.)
If you're not using .NET 3.5 you can w...