>> [1, 2, 3, 4, 5].any? {开发者_StackOverflow社区|n| n % 3 == 0} => true What if I want to know which item matched, not just whether an item matched? I\'m only interested in short-circuitin
I have this function of mine which selects all room types from the database, I am converting values from a data table to a generic list to optimize the speed of the system that i am creating my proble
I have this code: users = [\"foo\", \"bar\"] users.collect { |item, value = []| value << {:name => item} }.flatten
This is my array: array = [:one,:two,:three] I want to apply to_s method to all of my array elements to get array = [\'one\',\'two\',\'thre开发者_如何学Pythone\'].
Say I have List<Foo> foos where the current order of elements is important. If I then apply a LINQ Enumerable method such as GroupBy, 开发者_如何学CWhere or Select, can I rely on the resulting I
Is there a Pythonic equivalent to Ruby\'s #each_cons? 开发者_如何学运维In Ruby you can do this:
I want to insert data from one DataTable to another with some conditions. I have found this link useful: http://social.msdn.microsoft.com/Forums/en-US/csharplanguage/thread/7a5d0f88-3e71-435a-ae3c-ff0
FromMSDN The SequenceEqual(IEnumerable, IEnumerable) method enumerates the two source seq开发者_StackOverflowuences in
Is there a开发者_Go百科 more direct way to do this? [1, nil, 2, \'a\'].all? {|x| x} Use include? and add a \"not\" to the beginning:
According to APIdock, the Ruby method Enumerable#each_with_object is deprecated. Unless it\'s mistaken (saying \"deprecated on the latest stable version of R开发者_如何学JAVAails\" makes me suspicio
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