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c++ Programming Glossary: improvementAlgorithm improvement for Coca-Cola can shape recognition http://stackoverflow.com/questions/10168686/algorithm-improvement-for-coca-cola-can-shape-recognition improvement for Coca Cola can shape recognition One of the most interesting..
Why is the C++ STL is so heavily based on templates? (and not on *interfaces*) http://stackoverflow.com/questions/1039853/why-is-the-c-stl-is-so-heavily-based-on-templates-and-not-on-interfaces not the holy grail. It's a cute idea and it was quite an improvement over procedural languages back in the 70's when it was invented...
Incrementing iterators: ++it more efficient than it++? [duplicate] http://stackoverflow.com/questions/1077026/incrementing-iterators-it-more-efficient-than-it true If it is what is the reason behind the efficiency improvement All it it does is move the iterator to the next item in the..
When should I really use noexcept? http://stackoverflow.com/questions/10787766/when-should-i-really-use-noexcept When can I realistically expect to observe a performance improvement after using noexcept In particular give an example of code for.. When can I realistically expect to observe a performance improvement after using noexcept ... Personally I care about noexcept because.. ar they'll already noexcept will likely cause the best improvements as noexcept checks are 'common' in template code such as in..
C++ iterate into nested struct field with boost fusion adapt_struct http://stackoverflow.com/questions/12084781/c-iterate-into-nested-struct-field-with-boost-fusion-adapt-struct use typeid and dynamic_cast. But that will only be a minor improvement. I'm looking for a solution that is more intrinsic to C or boost..
http://stackoverflow.com/questions/17095324/fastest-way-in-c-to-determine-if-an-integer-is-between-two-integers-inclusive only starting with two comparisons the chances of a huge improvement are pretty remote. The code looks like use a for an inclusive..
How to parse space-separated floats in C++ quickly? http://stackoverflow.com/questions/17465061/how-to-parse-space-separated-floats-in-c-quickly but the difference is still significant. I expected some improvement since it doesn't handle a lot of things the the standard conversion..
Is there any advantage of using map over unordered_map in case of trivial keys? http://stackoverflow.com/questions/2196995/is-there-any-advantage-of-using-map-over-unordered-map-in-case-of-trivial-keys use it. Just from personal experience I found an enormous improvement in performance measured of course when using an unordered_map..
C++ equivalent of StringBuffer/StringBuilder? http://stackoverflow.com/questions/2462951/c-equivalent-of-stringbuffer-stringbuilder if after profiling your code you discover this makes an improvement. I normally use either std string or std stringstream . I have..
Why pass by const reference instead of by value? http://stackoverflow.com/questions/2582797/why-pass-by-const-reference-instead-of-by-value of references are actually required or as a performance improvement only if the cost of potential aliasing would be outweighed by..
How to estimate the thread context switching overhead? http://stackoverflow.com/questions/304752/how-to-estimate-the-thread-context-switching-overhead thing without threads at all and saw no performance improvement the GUI just responded much slower but everything else was the..
Can we increase the re-usability of this key-oriented access-protection pattern? http://stackoverflow.com/questions/3324898/can-we-increase-the-re-usability-of-this-key-oriented-access-protection-pattern is the easiest to use and most generic. Not too much of an improvement though. Mostly saves on repeating yourself. Because template.. bit ugly requiring a block of passkey definitions. However improvements to these drawbacks cannot be made in C 03. In C 0x the idiom..
http://stackoverflow.com/questions/4340396/does-the-c-standard-mandate-poor-performance-for-iostreams-or-am-i-just-deali custom buffer management does give an order of magnitude improvement. What extra work is the C standard library doing is it required..
How to get IOStream to perform better? http://stackoverflow.com/questions/5166263/how-to-get-iostream-to-perform-better to use. Synchronization I could not see any performance improvement using this facility. One can access a global setting static.. or C or the synchronization parameters C did not yield any improvement. Results by others @Irfy on g 4.7.2 2ubuntu1 O3 virtualized..
Regular expression to detect semi-colon terminated C++ for & while loops http://stackoverflow.com/questions/524548/regular-expression-to-detect-semi-colon-terminated-c-for-while-loops REGEX_STR re.MULTILINE re.VERBOSE Can anyone suggest an improvement to this regular expression It's getting too complicated for..
http://stackoverflow.com/questions/58841/precompiled-headers-with-gcc H and ran some speed tests. The precompiled header had an improvement from 14 seconds to 11 seconds. Not bad but not great. Note Here's..
Open Source C/C++ embedded web server [closed] http://stackoverflow.com/questions/738273/open-source-c-c-embedded-web-server
Sequence-zip function for c++11? http://stackoverflow.com/questions/8511035/sequence-zip-function-for-c11 we can write code like for auto x Y Which IMO is a huge improvement from for ex. for std vector int iterator x Y.begin x Y.end x..
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