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How do I parse a string to a float or int?
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def num(s):
try:
return int(s)
em>x m>cept ValueError:
return float(s)
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How to model type-safe enum types?
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http://www.scala-lang.org/docu/files/api/scala/Enumeration.html
Em>x m>ample use
object Main em>x m>tends App {
object WeekDay em>x m>tends Enumeration {
type WeekDay = Value
val Mon, Tue, Wed, Thu, Fri, Sat, Sun = Value
}
import WeekDay._
def isWorkingDay(d: WeekDay) = !...
How do I calculate the date sim>x m> months from the current date using the datetime Python module?
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Nem>x m>t
1086
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hasNem>x m>t in Python iterators?
Haven't Python iterators got a hasNem>x m>t method?
13 Answers
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Spark java.lang.OutOfMemoryError: Java heap space
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I have a few suggestions:
If your nodes are configured to have 6g mam>x m>imum for Spark (and are leaving a little for other processes), then use 6g rather than 4g, spark.em>x m>ecutor.memory=6g. Make sure you're using as much memory as possible by checking the UI (it will say how much mem you're using...
Difference between Control Template and DataTemplate in WPF
...ol is rendered for its own sake, and doesn't reflect underlying data. For em>x m>ample, a Button wouldn't be bound to a business object - it's there purely so it can be clicked on. A ContentControl or ListBom>x m>, however, generally appear so that they can present data for the user.
A DataTemplate, therefor...
Difference between two lists
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Using Em>x m>cept is em>x m>actly the right way to go. If your type overrides Equals and GetHashCode, or you're only interested in reference type equality (i.e. two references are only "equal" if they refer to the em>x m>act same object), you can ...
Not equal != operator on NULL
Could someone please em>x m>plain the following behavior in SQL?
11 Answers
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sed in-place flag that works both on Mac (BSD) and Linum>x m>
...tion of sed todo in-place editing without backups that works both on Linum>x m> and Mac? While the BSD sed shipped with OS m>X m> seems to need sed -i '' … , the GNU sed Linum>x m> distributions usually come with interprets the quotes as empty input file name (instead of the backup em>x m>tension), and needs ...
A numeric string as array key in PHP
... the value with a string key doesn't work, though. Add this line to your em>x m>ample: echo $data['12'];. It will give the error, "Notice: Undefined offset: 12 in - on line 5".
– L S
May 29 '16 at 9:47
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