For example: a = [1,2,3,4,5] a.delete_if { |x| x > 3 } is equivalent to: a = [1,2,3,4,5] a.delete_if.each.each.each.each { |x| x > 3 }
Currently, there two popular choices which implement the iteratee pa开发者_运维技巧ttern: The enumerator package and
I\'d like to create a subclass of Range in order to specify a step size other than 1 so I can do things like:
I\'m having teething problems with Ruby, with regards to creating single-direction, lazily-evaluated, potentially-infinite iterators. Basically, I\'m trying to use Ruby like I\'d use Haskell lists and
I\'ve written a function similar to Data.Enumerator.List.map that makes an Iteratee compatible with an Enumerator that feeds a different Stream type.
I\'m a bit new to C# (coming from PHP) and I was a bit shocked that, by looping through a list I can\'t pass a reference to that varialbe, i.e. the following code is not valid:
Here is my problem. I have a first SQL task that return filepath into a Full result set (ie: \\server\\myfolder)
I want to make my own List which has the ability to work in foreach loop. As well as have other important commands a List has like IndexOf (which is the only thing I don\'t like about List, since it\'
I\'m working on a Rails 3 app, and I\'ve got a line in one of my controllers that looks as follows: @features = Feature.find(:all, :conditions => [\'featured_at < ?\', Time.current], :order =&g
I\'ve created a \"reverse itearator\" for a LinkedList, now I would like to use it with an extension method:
加载中,请稍侯......