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20 TechQA 2024-03-17T11:21:01.467000Two-dimension unordered_map in C++
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Asked by MrLeyt1125
Is there a chance to use a custom std::pmr::polymorphic_allocator to make std::unordered_map’s buckets implemented as arrays?
44 views
Asked by Damir Tenishev
Performance Considerations When Using Large Custom Objects as Keys in C++ unordered_map
77 views
Asked by maplemaple
Why rehash has quadratic complexity, but operator [] has linear complexity in worst case?
342 views
Asked by bash mac
Issues with Component Retrieval in C++ ECS Implementation
28 views
Asked by mikeriin
Loop on newly added elements of std::unorderd_map
63 views
Asked by Nicola Mori
Unordered map in C++ not functioning as intended
110 views
Asked by Andy
Sorting set of <int, string> pairs with custom comparator in C++
155 views
Asked by yousef sayed
unordered_map without providing a custom hash function
101 views
Asked by BaylorWei
Is the order of an unordered map always the same for a given compiler?
152 views
Asked by JRR
std::unordered_map vs std::map have different performances depending on the compiler
141 views
Asked by FEGuy
C++ Initialize unordered_map by method called by Constructor initializer list throws exception
97 views
Asked by J. Moutray
g++11 for unordered_map is not compatible with versions earlier than gcc-11
33 views
Asked by Anoyer
Why can I use std::unordered_map with references but not with std::stack?
101 views
Asked by awakair
How to insert a key/value pair in unordered_map in C++?
71 views
Asked by Lion Lai
In std::unordered_map, how to iterate over hashes?
80 views
Asked by Igor Polk
How to prevent unordered_map.find() being compared to a wrong end iterator?
98 views
Asked by Ivan Krivyakov
Why does the emplace method in std::unordered_map take multiple parameters?
143 views
Asked by Zebrafish
Why is the KeyEqual of std::unordered_map not used by its operator==?
103 views
Asked by Trams
C++20 how to deal with multi-leveled unordered_map
111 views
Asked by Ξένη Γήινος