unordered-set

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Getting the rightmost element in an unordered_set (or print the contents in reverse)

I have an unordered_set as follow: unordered_set <long> valueSet; /*the following insertion is done in order (from 1 to 10000),[详细]

2023-04-11 06:52 分类：问答
Storing elements in an unordered_set vs storing them in an unordered_map

Suppose I have the following User struct: struct User { string userId; UserType userType; // UserType is just an enumeration[详细]

2023-04-10 16:15 分类：问答
boost::unordered_map -- Need to specify a custom hash function for hashing std::set<int>?

I\'d like use boost::unordered_map<key,value>, where key is a std::set<int>. Since a set of integers is no built-in type, I assumed I had to supply my own hash function (or, rather, I was[详细]

2023-04-06 02:50 分类：问答
Unordered set (const char) much slower than unordered set (string)

I\'m loading a very long list from disk into an unordered_set. If I use a set of strings, it is very fast. A test list of about 7 MB loads in about 1 second. However, using a set of char pointers take[详细]

2023-03-16 15:31 分类：问答
C++: shared_ptr as unordered_set's key

Consider the following code #include <boost/unordered_set.hpp> #include <boos开发者_开发问答t/shared_ptr.hpp>[详细]

2023-03-14 10:46 分类：问答
boost unordered set not working

I am new to boost. I am trying to implement boost::unorder_set. Here is the code: struct point { int x;[详细]

2023-03-08 03:25 分类：问答
hash tables and 2d vectors

I want to push a 2d vector into a hash table row by row and later search for a row (vector) in the hash table and want to be able to find it. I want to do something like[详细]

2023-02-02 04:11 分类：问答
unordered_set of TCHAR* requirements?

I want to use data structure that serves like .Net HashSet, I tried to use unordered_set with the default hashing method and custom comparer as follows:[详细]

2023-01-27 10:43 分类：问答
Searching std::unordered_set by hash value and predicate

How ca开发者_StackOverflow社区n I search a std::unordered_set knowing hash value and having some predicate object?(The predicate determining equivalence by pred(x) && pred(y) meaning x == y.)W[详细]

2023-01-19 16:27 分类：问答
WCF Callback Faulted - what happens to the session?

Just trying to get my head around what can happen when things go wrong with WCF. I have an implementation of my service contract declared with an InstanceContextMode of PerSession...[详细]

2022-12-23 09:19 分类：问答