iteration Archives - Page 2 of 4

Remove elements from collection while iterating

AFAIK, there are two approaches: Iterate over a copy of the collection Use the iterator of the actual collection For instance, List<Foo> fooListCopy ...

May 18, 2022
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How can I loop through a C++ map of maps?

How can I loop through a std::map in C++? My map is defined as: std::map< std::string, std::map<std::string, std::string> > For example, the above ...

May 17, 2022
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How to loop through an array containing objects and access their properties

I want to cycle through the objects contained in an array and change the properties of each one. If I do this: for ...

May 16, 2022
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How do I iterate through children elements of a div using jQuery?

I have a div and it has several input elements in it… I’d like to iterate through each of those elements. Ideas? 8 ...

May 16, 2022
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Is recursion ever faster than looping?

I know that recursion is sometimes a lot cleaner than looping, and I’m not asking anything about when I should use recursion over ...

May 13, 2022
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In Ruby, how do I skip a loop in a .each loop, similar to ‘continue’ [duplicate]

This question already has answers here: Equivalent of “continue” in Ruby (7 answers) Closed 5 years ago. In Ruby, how do I skip ...

May 11, 2022
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Way to go from recursion to iteration

I’ve used recursion quite a lot on my many years of programming to solve simple problems, but I’m fully aware that sometimes you ...

May 7, 2022
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What is the easiest/best/most correct way to iterate through the characters of a string in Java?

Some ways to iterate through the characters of a string in Java are: Using StringTokenizer? Converting the String to a char...

May 6, 2022
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How to skip to next iteration in jQuery.each() util?

I’m trying to iterate through an array of elements. jQuery’s documentation says: jquery.Each() documentation Returning non-false is the same as a continue statement ...

May 5, 2022
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How do I iterate over an NSArray?

I’m looking for the standard idiom to iterate over an NSArray. My code needs to be suitable for OS X 10.4+. 8 Answers ...

May 5, 2022
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