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How to split a string in Haskell?
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Remember that you can look up the definition of Prelude functions!
http://www.haskell.org/onlinereport/standard-prelude.html
Looking there, the definition of words is,
words :: String -> [String]
words s = case dropWhile Char.isSpace s of
"" -> []
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Is there a standard sign function (signum, sgn) in C/C++?
...unction that returns -1 for negative numbers and +1 for positive numbers.
http://en.wikipedia.org/wiki/Sign_function
It's easy enough to write my own, but it seems like something that ought to be in a standard library somewhere.
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In C#, how to instantiate a passed generic type inside a method?
... but for others looking for a solution, perhaps this could be of interest: http://daniel.wertheim.se/2011/12/29/c-generic-factory-with-support-for-private-constructors/
Two solutions. One using Activator and one using Compiled Lambdas.
//Person has private ctor
var person = Factory<Person>.C...
Insert ellipsis (…) into HTML tag if content too wide
...tion for truncating text on a single line works with all browers listed at http://www.caniuse.com as of writing with the exception of Firefox 6.0. Note that JavaScript is totally unnecessary unless you need to support wrapping multiline text or earlier versions of Firefox.
.ellipsis {
white-spa...
What is a Manifest in Scala and when do you need it?
...using type-classes in scala, and is well explained here by Debasish Ghosh:
http://debasishg.blogspot.com/2010/06/scala-implicits-type-classes-here-i.html
Context bounds can also just make the method signatures more readable. For example, the above function could be re-written using context bounds ...
Difference between reduce and foldLeft/fold in functional programming (particularly Scala and Scala
...ce it specifically says "... commutative and associative binary operator"
http://spark.apache.org/docs/1.0.0/api/scala/index.html#org.apache.spark.rdd.RDD
Here is proof that reduce is NOT just a special case of foldLeft
scala> val intParList: ParSeq[Int] = (1 to 100000).map(_ => scala.util....
Ruby on Rails generates model field:type - what are the options for field:type?
... them working I run it on my real project.
Reference for the above code: http://guides.rubyonrails.org/getting_started.html#associating-models
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How can I remove specific rules from iptables?
I am hosting special HTTP and HTTPS services on the ports 8006 and 8007 respectively. I use iptables to "activate" the server; i.e. to route the incoming HTTP and HTTPS ports:
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'uint32_t' identifier not found error
...his case uint32_t is UINT32 or just UINT.
All types definitions are here: http://msdn.microsoft.com/en-us/library/windows/desktop/aa383751%28v=vs.85%29.aspx
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Splitting string into multiple rows in Oracle
...'))+1
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Also, may use DBMS_UTILITY.comma_to_table & table_to_comma:
http://www.oracle-base.com/articles/9i/useful-procedures-and-functions-9i.php#DBMS_UTILITY.comma_to_table
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