Test group existence in hdf5/c++
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: IamopeninganexistingHDF5fileforappendingdata;Iwanttoassurethatgroupcalled/Aexistsforsubsequentaccess......
Is it possible to legally overload a string litera
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: IsitpossibleinC++11tooverloadconstchar*'sandstringliterals(constchar[])? Theideaistoavoidhavingtocall......
ternary operator doesn't work with lambda func
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Iamassigningtoastd::function<double()>alambdaexpression.Thissnippetworks if(fn_type==exponential) k.*vari......
What does Clang's 'type_visibility' at
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Itisusedinlibc++onmanytemplatetypessuchastuple_element,tuple,etc. AsfarasIcantellthereisnopublicd......
How to deal with arrays (declared on the stack) in
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Ihaveaclasstoparseamatrixthatkeepstheresultinanarraymember: classParser { ... doublematrix_[4][4]; ......
Compact a hex number
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Isthereaclever(ie:branchless)wayto"compact"ahexnumber.Basicallymoveallthe0salltooneside? eg: 0x103......
Can you turn off (specific) compiler warnings for
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: I'vegotathird-partylibrarythatgeneratesatonofwarnings,evenunder/W3.Isthereawayformetotellthecompi......
Checking the sizeof an integer type in the preproc
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: HowcanIcheckthesizeofanunsignedinthepreprocessorunderg++?sizeofisoutofthequestionsinceitisnotdefi......
Multiple inheritance pointer comparison
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: IhaveaclassDerivedthatinheritsdirectlyfromtwobaseclasses,Base1andBase2.I'dliketoknowifit'ssafe,ing......
Linker Trouble: How to determine where a “/DEFAULT
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Iamtryingtofindagoodwaytodeterminewhatmoduleatlinktimeiscausingacertainlibrarytogetprocessedasa"......
Standard reference for int foo = foo
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: intfoo=foo;compiles. WhichpartoftheC++standardallowsthis? 回答1: 3.3.1Pointofdeclaration......
Prettier syntax for “pointer to last element”, std
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: I'mwonderingifthereisprettiersyntaxforthistogetanormalpointer(notaniterator)tothelastelementinaC++......
Can dictionaries be used in c++
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: IhavebeenlookingupdictionariesinC#andtheyseemtobehighlyuseful,andwaswonderingifitispossibletouset......
What is the C++ equivalent of an 'allocated ob
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: I'mwritingamemorymanagerformyVMinC++.Well,moreexactlytheVMinstructionswillbecompiledintoC++withane......
unique_ptr compile error
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: IguessthisisembarrassingifItoldyouIcantgetthistocompile.wouldyoupleasehelpme: #include<memory> using......
What does this C++ syntax mean and why does it wor
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: IwaslookingthroughthesourceofOpenDEandIcameacrosssomewierdsyntaxusageofthearrayindexingoperator'[]'......
Why does this makefile execute a target on 'ma
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Thisismycurrentmakefile. CXX=g++ CXXFLAGS=-Wall-O3 LDFLAGS= TARGET=testcpp SRCS=main.cppobject.c......
Reading a windows *.dmp file
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Iwaswonderifanyknowshowtoopenupawindows*.dmpfileafteraapplicationcrashwrittenC/C++. 回答1: UsingV......
What happened when call std::map's operator[]
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: Ihavefollowingcode: #include<functional>//std::less #include<map> #include<iostream> usingnamespacestd; cla......
Throwing an exception in C++ in a C callback, poss
可以将文章内容翻译成中文,广告屏蔽插件可能会导致该功能失效(如失效,请关闭广告屏蔽插件后再试):问题: I'musinglibjpegrightnowtosaveJPEGimages.Ifthereisanerror,libjpeg'sdefaultbehavioristocallexit(),whic......