iterator

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Why use non-member begin and end functions in C++11?

Every standard container has a begin and end method for returning iterators for that container. However, C++11 has apparently introduced free functions called std::begin and std::end which call the be[详细]

2023-04-08 23:30 分类：问答
using ++counter instead of counter++ in for loops [duplicate]

This question already has answers here: Closed 11 years ago. Possible Duplicate: Is there a performance difference between i++ and ++i in C++?[详细]

2023-04-08 20:11 分类：问答
"Unresolved overloaded function type" while trying to use for_each with iterators and function in C++

//for( unsigned int i=0; i < c.size(); i++ ) tolower( c[i] ); for_each( c.begin(), c.end(), tolower );[详细]

2023-04-08 12:37 分类：问答
How to avoid duplicate entries in nested iteration

How can I rewrite this to avoid duplicate entries? images.each do |img| thumbs.each do |th| html << link_to(image_tag(\"#{th.url}\"), \"#{img.url}\")[详细]

2023-04-08 12:06 分类：问答
std::vector, element pointer and input interator

I don\'t have my copy of Meyer\'s Effective C++ with me, so please forgive the question. template <class InputIterator>[详细]

2023-04-08 09:35 分类：问答
c++11 foreach syntax and custom iterator

I am writing an iterator for a container which is being used in place of a STL container. Currently the STL container is being used in many places with the c++11 foreach syntax eg: for(auto &x: C)[详细]

2023-04-08 09:14 分类：问答
How to iterate a synchronized treeMap?

Currently have this implementation: static Map s_AvailableGameTables = Collections.synchronizedMap(new TreeMap<Integer,Table>());[详细]

2023-04-08 01:03 分类：问答
methods using yield not allowed to call themselves

This could well be a user er开发者_JAVA技巧ror (I\'m kinda hoping so). I\'m running into a strange case in C# were if I try to make recursive call in a method that uses yield it doesn\'t seem to be re[详细]

2023-04-07 23:23 分类：问答
for loop iterates into a NoneType only during a __str__ statement?

So I\'m working in Python trying to create a ShapeSet instance that contains a list of Shape instances and I need it to print out the list of Shape instances.[详细]

2023-04-07 18:19 分类：问答
What kind of iteration should I use for LinkedList?

I know that traversing LinkedList by indexing is bad, because list.get(n) is executed in linear time O(n). Thus i shouldn\'t use indexing. I looked at the AbstactList.Itr that is returned by iterator([详细]

2023-04-07 03:41 分类：问答