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c++ Programming Glossary: looksHow do malloc() and free() work? http://stackoverflow.com/questions/1119134/how-do-malloc-and-free-work happens. The free list is also the first location malloc looks for a new chunk of memory when needed. It is scanned before..
http://stackoverflow.com/questions/1120140/csv-parser-in-c each time the method is called. I found this article which looks quite promising http www.boost.org doc libs 1_35_0 libs spirit..
Is gcc4.7 buggy about regular expressions? [duplicate] http://stackoverflow.com/questions/12530406/is-gcc4-7-buggy-about-regular-expressions if I only have two alternative patterns e.g. st mt so it looks like the last one is not matched for some reasons. The code..
http://stackoverflow.com/questions/1265039/using-std-namespace be expected. The using namespace rule means that std count looks in the increment function as though it was declared at the global..
What is the equivalent of the C++ Pair<L,R> in Java? http://stackoverflow.com/questions/156275/what-is-the-equivalent-of-the-c-pairl-r-in-java something similar AbstractMap.SimpleEntry but this looks quite convoluted. java c share improve this question In..
What is this weird colon-member syntax in the constructor? http://stackoverflow.com/questions/1711990/what-is-this-weird-colon-member-syntax-in-the-constructor member variable but I've never seen this syntax before. It looks like a function constructor call but for an int Makes no sense..
In C++, what is a virtual base class? http://stackoverflow.com/questions/21558/in-c-what-is-a-virtual-base-class above class hierarchy results in the dreaded diamond which looks like this A B C D An instance of D will be made up of B which..
What uses are there for “placement new”? http://stackoverflow.com/questions/222557/what-uses-are-there-for-placement-new anyone here ever used C 's placement new If so what for It looks to me like it would only be useful on memory mapped hardware...
Why is volatile not considered useful in multithreaded C or C++ programming? http://stackoverflow.com/questions/2484980/why-is-volatile-not-considered-useful-in-multithreaded-c-or-c-programming we simply set the flag after preparing the data so all looks fine. But what if the instructions are reordered so the flag..
Read whole ASCII file into C++ std::string http://stackoverflow.com/questions/2602013/read-whole-ascii-file-into-c-stdstring as I know that's not a method that std ifstream has. It looks like you've confused it with C's fopen . Edit Also note the..
C++ Timer function to provide time in nano seconds http://stackoverflow.com/questions/275004/c-timer-function-to-provide-time-in-nano-seconds ht core2 dual core2 quad phenom quad . EDIT 2013 07 16 It looks like there is some controversy on the efficacy of QPC under..
What does int argc, char *argv[] mean? http://stackoverflow.com/questions/3024197/what-does-int-argc-char-argv-mean compilers when it generates the main function for you it looks like this int main int argc char argv When I code C without..
RAII and smart pointers in C++ http://stackoverflow.com/questions/395123/raii-and-smart-pointers-in-c closing the file is taken care of for us. So our code now looks something like File file path to file Do stuff with file No..
Undefined Behavior and Sequence Points Reloaded http://stackoverflow.com/questions/4638364/undefined-behavior-and-sequence-points-reloaded c faq sequence points share improve this question It looks like the code i.operator i.operator Works perfectly fine with..
What are the barriers to understanding pointers and what can be done to overcome them? http://stackoverflow.com/questions/5727/what-are-the-barriers-to-understanding-pointers-and-what-can-be-done-to-overcome accurate enough. Let's assume the THouse class used below looks like this type THouse class private FName array 0..9 of Char..
Is there a way to instantiate objects from a string holding their class name? http://stackoverflow.com/questions/582331/is-there-a-way-to-instantiate-objects-from-a-string-holding-their-class-name D ... instead. Like if you have a class Foo Bar and Baz it looks like this typedef boost variant Foo Bar Baz variant_type template..
Where and why do I have to put the “template” and “typename” keywords? http://stackoverflow.com/questions/610245/where-and-why-do-i-have-to-put-the-template-and-typename-keywords before the template name as specified by 14.2 4 . This looks like t template f int call a function template Template names..
Why is one loop so much slower than two loops? http://stackoverflow.com/questions/8547778/why-is-one-loop-so-much-slower-than-two-loops if this helps Disassembly for the first loop basically looks like this this block is repeated about five times in the full..
What is “rvalue reference for *this”? http://stackoverflow.com/questions/8610571/what-is-rvalue-reference-for-this After the aforementioned transformation the overload set looks something like this void f1 test will only match lvalues linked.. will only contain that object argument. Let's see how that looks like first call to 'f' in 'main' test t f1 t 't' lvalue can..
Copy a file in an sane, safe and efficient way http://stackoverflow.com/questions/10195343/copy-a-file-in-an-sane-safe-and-efficient-way So cp is a little bit slower than the POSIX sample. Looks fine for me. Maybe I add also samples and results of mmap and..
Most 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 a lot of elements erase duplicates and sort it. Looks like this code will do the trick Correction it won't next time..
http://stackoverflow.com/questions/122316/template-constraints-c . Edit Boost also has an alternative of its own . Editx2 Looks like concepts have been removed from C 0x . share improve this..
Why does stack<const string> not compile in g++? http://stackoverflow.com/questions/13213978/why-does-stackconst-string-not-compile-in-g world strstack.push str cout strstack.top endl return 0 Looks correct right MSVS thinks so too. However g stackoverflow.cpp..
what's the best stable editor & compiler for c++ with gui & under linux? http://stackoverflow.com/questions/164693/whats-the-best-stable-editor-compiler-for-c-with-gui-under-linux is currently being rewritten for KDE4 KDevelop Blog . Looks promising. Then there are some others where i cannot tell you..
http://stackoverflow.com/questions/1650963/ustl-or-stlport-for-android for the Android platform uSTL or STLPort. Thanks EDIT Looks like another option may be CrystaX .NET . From their website..
How do I build boost with new Visual Studio 2013 preview? http://stackoverflow.com/questions/17440810/how-do-i-build-boost-with-new-visual-studio-2013-preview can be already fixed by contributors. EDIT 26 aug 2013 Looks like boost folks fixed these issues. Latest SVN revision svn..
Writing utf16 to file in binary mode http://stackoverflow.com/questions/207662/writing-utf16-to-file-in-binary-mode 00 00 00 65 00 00 00 6C 00 00 00 6C 00 00 00 6F 00 00 00 Looks like I get two extra bytes in between every character for some..
BOOST libraries in multithreading-aware mode http://stackoverflow.com/questions/2293962/boost-libraries-in-multithreading-aware-mode no mt in the name . It does not make any sense for me. Looks self contradictory Thanks a lot for any help c multithreading..
How to force inclusion of “unused” object definitions in a library http://stackoverflow.com/questions/4383602/how-to-force-inclusion-of-unused-object-definitions-in-a-library not exactly what I'm up to but it's close enough. Edit Looks like this behavior is by design . MS recognizes that construction..
Difference between creating object with () or without http://stackoverflow.com/questions/5116541/difference-between-creating-object-with-or-without it intuitively suppose you wrote MainGUIWindow f Looks more like a function doesn't it The more interesting question..
What is the meaning of “… …” token? i.e. double ellipsis operator on parameter pack http://stackoverflow.com/questions/5625600/what-is-the-meaning-of-token-i-e-double-ellipsis-operator-on-paramet one ... So what is the meaning of this token edit Looks like SO trimmed ...... in question title to ... I did really..
C++ UML Class Diagram Autogeneration http://stackoverflow.com/questions/577489/c-uml-class-diagram-autogeneration c uml class design share improve this question Looks like a dupe of this one. Rational Rose is a paid one. StarUML..
how to provide a swap function for my class? http://stackoverflow.com/questions/6380862/how-to-provide-a-swap-function-for-my-class of std swap . 4 All of the above. Thank you. EDIT Looks like I didn't word my question clearly. Basically I have a template..
Integrate type name in static_assert output? http://stackoverflow.com/questions/6415186/integrate-type-name-in-static-assert-output failed Cannot create Foo T Tag from Foo T OtherTag . Looks not bad. The problem I need to create such a struct for every..
C++: how to get fprintf results as a std::string w/o sprintf http://stackoverflow.com/questions/69738/c-how-to-get-fprintf-results-as-a-stdstring-w-o-sprintf Use Qt's QString printf A different external dependency. Looks like QString printf is on its way out So have I exhausted all..
Exporting classes containing std:: objects (vector, map, etc) from a dll http://stackoverflow.com/questions/767579/exporting-classes-containing-std-objects-vector-map-etc-from-a-dll std vector tCharGlyphProviderRef m_glyphProviders Looks like the forward declaration injects the DLL_EXPORT for when..
OpenCV cvSaveImage Jpeg Compression Factor http://stackoverflow.com/questions/801054/opencv-cvsaveimage-jpeg-compression-factor the created out1.jpg was 182 KB and out2.jpg was 4 009 KB. Looks like you should be in good shape assuming you can use the latest..
How to download a file with WinHTTP in C/C++? http://stackoverflow.com/questions/822714/how-to-download-a-file-with-winhttp-in-c-c c c windows http winhttp share improve this question Looks like this thread on MSDN is the same and has the solution http..
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