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
Here is my code to store the data into HashMap and display the data using iterator public static void main(String args[]) {
Is it a matter of preference to use the traditi开发者_C百科onal for loop, the for-each loop or an iterator to go through a List?
Currently, I can only do ranged based loops with this: for (auto& value : values) But sometimes I need an iterator to the value, instead of a reference (For whatever reason). Is there 开发者_运
From time to time I am feeling the need for a certain kind of iterator (for which I can\'t make up a good name except the one prefixed to the title of this question).
I have the following code in a jsp.开发者_如何学C <table> <tr> <s:if test=\"%{#session[\'s_userRole\']==\'Supervisor\'}\">
I have a iterator like this one: http://nz.php.net/manual/en/class.iterator.php And I was wondering how could I implement a method that runs when the objects have finished iterating.
I am having problems with sets all day. Some I can solve, others not. This one is bugging me since the morning, and I have run out of patience. Please help, mighty stackoverflow!
If I create an Iterator object on any List, do I have to create a new iterator object every time I traverse the list? Or do new items added or removed from the list automatically get accounted for by
If I use a default constructor for an iterator, how to check if it was assigned later on? For pointers, I could do this :
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