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How to remove elements from a generic list while iterating over it?
I am looking for a better pattern for working with a list of elements which each need processed and then depending on the outcome are removed from the list.
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How to parse JSON in Scala using standard Scala classes?
...ch will do the class cast:
class CC[T] { def unapply(a:Any):Option[T] = Some(a.asInstanceOf[T]) }
object M extends CC[Map[String, Any]]
object L extends CC[List[Any]]
object S extends CC[String]
object D extends CC[Double]
object B extends CC[Boolean]
val jsonString =
"""
{
"lan...
Animate scrollTop not working in firefox
...dden; height: 100%; }
body { overflow: auto; height: 100%; }
I would assume that the JS solution would be least invasive.
Update
A lot of the discussion below focuses on the fact that animating the scrollTop of two elements would cause the callback to be invoked twice. Browser-detection featur...
What is the difference between HTTP_HOST and SERVER_NAME in PHP?
What is the difference between HTTP_HOST and SERVER_NAME in PHP?
10 Answers
10
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Creating an abstract class in Objective-C
I'm originally a Java programmer who now works with Objective-C. I'd like to create an abstract class, but that doesn't appear to be possible in Objective-C. Is this possible?
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Express res.sendfile throwing forbidden error
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more details would be handy here for newbies like me
– Adam Waite
Aug 6 '13 at 10:49
5
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When to use virtual destructors?
...a solid understanding of most OOP theory but the one thing that confuses me a lot is virtual destructors.
17 Answers
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How to assign from a function which returns more than one value?
...See the cited r-help thread for more examples.
(2) with If the intent is merely to combine the multiple values subsequently and the return values are named then a simple alternative is to use with :
myfun <- function() list(a = 1, b = 2)
list[a, b] <- myfun()
a + b
# same
with(myfun(), a ...
How do I get the path of the current executed file in Python?
This may seem like a newbie question, but it is not. Some common approaches don't work in all cases:
13 Answers
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What is Python buffer type for?
...f the first byte
>>> s[1] = 5 # set the second element in s
>>> t[0] # which is now also the first element in t!
'\x05'
This can be very helpful if you want to have more than one view on the data and don't want to (or can't) hold multiple copie...