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c++ Programming Glossary: sortedMost efficient way to erase duplicates and sort a c++ vector? http://stackoverflow.com/questions/1041620/most-efficient-way-to-erase-duplicates-and-sort-a-c-vector If I do perform the sort first is it guaranteed to remain sorted after std unique is executed Or is there a more efficient way..
How can I efficiently select a Standard Library container in C++11? http://stackoverflow.com/questions/10699265/how-can-i-efficiently-select-a-standard-library-container-in-c11 an associative container If you need to have the elements sorted then you need an ordered associative container Otherwise jump..
A std::map that keep track of the order of insertion? http://stackoverflow.com/questions/1098175/a-stdmap-that-keep-track-of-the-order-of-insertion I iterate the the map to print out the values they are sorted according to the string but I want them to be sorted according.. are sorted according to the string but I want them to be sorted according to the order of first insertion. I thought about using..
How do malloc() and free() work? http://stackoverflow.com/questions/1119134/how-do-malloc-and-free-work the free list for example storing the chunks in lists sorted by sizes. But all optimizations also have their own limitations...
Why is processing a sorted array faster than an unsorted array? http://stackoverflow.com/questions/11227809/why-is-processing-a-sorted-array-faster-than-an-unsorted-array is processing a sorted array faster than an unsorted array Here is a piece of C code.. is processing a sorted array faster than an unsorted array Here is a piece of C code that seems very peculiar. For.. data arraySize the code runs in 11.54 seconds. With the sorted data the code runs in 1.93 seconds. Initially I thought this..
Creating a ZIP file on Windows (XP/2003) in C/C++ http://stackoverflow.com/questions/118547/creating-a-zip-file-on-windows-xp-2003-in-c-c of information. Here's hoping someone in the community has sorted this out and can share it for posterity c winapi zip share..
What is “cache-friendly” code? http://stackoverflow.com/questions/16699247/what-is-cache-friendly-code well here thanks to @0x90 for the link Why is processing a sorted array faster than an unsorted array Avoid virtual functions.. the link Why is processing a sorted array faster than an unsorted array Avoid virtual functions In the context of c virtual methods..
stl::multimap - how do i get groups of data? http://stackoverflow.com/questions/247818/stlmultimap-how-do-i-get-groups-of-data groups of data Multimap essentially has groups of data sorted by the key. I want a method by which I could access these individual..
C/C++: switch for non-integers http://stackoverflow.com/questions/4165131/c-c-switch-for-non-integers with pretty syntax but the MATCHES case have to be sorted fastmatch.h NEWMATCH MATCH asd some c code MATCH bqr ... the.. #include stdio.h int main Switch const char void ger sorted asdf printf 0 n bde printf 1 n ger printf 2 n const char a..
Find two elements in an array that sum to k [duplicate] http://stackoverflow.com/questions/5630363/find-two-elements-in-an-array-that-sum-to-k A and b1 belongs to Array B whose sum a1 b1 k . Given An unsorted array A of integers Input An integer k Output All the two element.. O n logn solution but that would require to have the array sorted. Is there any way by which this problem can be solved in O n..
Effective C++ Item 23 Prefer non-member non-friend functions to member functions http://stackoverflow.com/questions/5989734/effective-c-item-23-prefer-non-member-non-friend-functions-to-member-functions Access and is not Associative is in theory suitable to be sorted efficiently by say a Quick Sort algorithm. What are the Containers..
Why is processing a sorted array faster than an unsorted array? http://stackoverflow.com/questions/11227809/why-is-processing-a-sorted-array-faster-than-an-unsorted-array 2010 x64 Release Branch Random seconds 11.777 Branch Sorted seconds 2.352 Branchless Random seconds 2.564 Branchless Sorted.. seconds 2.352 Branchless Random seconds 2.564 Branchless Sorted seconds 2.587 Java Netbeans 7.1.1 JDK 7 x64 Branch Random seconds.. 7.1.1 JDK 7 x64 Branch Random seconds 10.93293813 Branch Sorted seconds 5.643797077 Branchless Random seconds 3.113581453 Branchless..
What are the Complexity guarantees of the standard containers? http://stackoverflow.com/questions/181693/what-are-the-complexity-guarantees-of-the-standard-containers Simple Associative Container Pair Associative Container Sorted Associative Container Multiple Associative Container Container.. Front Back Seuqence Forward Reverse Container std set Sorted Simple Unique Associative Container Forward Container std map.. Unique Associative Container Forward Container std map Sorted Pair Unique Associative Container Forward Container std multiset..
sorting vector of vector of strings in C++ http://stackoverflow.com/questions/7114442/sorting-vector-of-vector-of-strings-in-c sort data_var.begin data_var.end compare_column_2 cout Sorted on column 2 n data_var endl sort data_var.begin data_var.end.. sort data_var.begin data_var.end compare_column_1 cout Sorted on column 1 n data_var endl sort data_var.begin data_var.end.. sort data_var.begin data_var.end compare_column_0 cout Sorted on column 0 n data_var endl You don't even need to make the..
Heterogeneous containers in C++ http://stackoverflow.com/questions/7804955/heterogeneous-containers-in-c Size Vs Variable size Data of same tyme Vs different type Sorted Vs unsorted data Sequential Vs random access http plasmahh.projectiwear.org..
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