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c++ Programming Glossary: accordingDetecting endianness programmatically in a C++ program http://stackoverflow.com/questions/1001307/detecting-endianness-programmatically-in-a-c-program type case as suggested by others but this is clearer and according to C99 is guaranteed to be correct. gcc prefers this compared..
What is the difference between NULL, '\0' and 0 http://stackoverflow.com/questions/1296843/what-is-the-difference-between-null-0-and-0 produce at least one diagnostic message warning or error according to the C Standard. Note that what is a null pointer in the C..
How could pairing new[] with delete possibly lead to memory leak only? http://stackoverflow.com/questions/1913343/how-could-pairing-new-with-delete-possibly-lead-to-memory-leak-only for anything allocated with new is undefined behaviour according to C standard. In Visual C 7 such pairing can lead to one of..
What should main() return in C and C++? http://stackoverflow.com/questions/204476/what-should-main-return-in-c-and-c and left once marking program start and termination according to the C standard. For C the case is different and re entering..
How to pass objects to functions in C++? http://stackoverflow.com/questions/2139224/how-to-pass-objects-to-functions-in-c case you can pass by copy an alternative would be to pass according to the previous rules and make a copy inside of the function..
dynamical two dimension array according to input http://stackoverflow.com/questions/2216017/dynamical-two-dimension-array-according-to-input two dimension array according to input I need to get an input N from the user and generate..
Undefined, unspecified and implementation-defined behavior http://stackoverflow.com/questions/2397984/undefined-unspecified-and-implementation-defined-behavior demons . It does not matter what the correct behavior is according to your mental model of the language. If the C standard says..
http://stackoverflow.com/questions/2910979/how-is-base-of-works functions are synthesized for the first check function according to 13.3.1.5 1 D Host B D The first conversion function isn't.. good then the return type of them decides who is best according to 13.3.3 1 . Thus if you would remove the const then the first.. if they use the same conversion function or constructor according to 13.3.3.2 3b2 . This is exactly the case here Both use the..
What can I use to profile C++ code in Linux? http://stackoverflow.com/questions/375913/what-can-i-use-to-profile-c-code-in-linux 2 2 . This gives us new estimates of the frequency f of I according to this Prior P f x x P o 2 2 f x P o 2 2 f x P o 2 2 f x..
http://stackoverflow.com/questions/4421706/operator-overloading in a specific order but since many users sort answers according to votes rather than the time they were given here's an index.. left argument they alter the stream ™s state they should according to the rules of thumb be implemented as members of their left.. operators The binary infix comparison operators should according to the rules of thumb be implemented as non member functions..
How to convert a number to string and vice versa in C++ http://stackoverflow.com/questions/5290089/how-to-convert-a-number-to-string-and-vice-versa-in-c of bad input. However the link contains an error in that according to the standard if the input number is too large to fit in the..
Is it safe to use -1 to set all bits to true? http://stackoverflow.com/questions/809227/is-it-safe-to-use-1-to-set-all-bits-to-true used for initialization the value will be generated according to those bits. The value you need to initialize a to the highest..
What is the difference between _tmain() and main() in C++? http://stackoverflow.com/questions/895827/what-is-the-difference-between-tmain-and-main-in-c in C . main does. _tmain is a Microsoft extension. main is according to the C standard the program's entry point. It has one of these..
What is a “translation unit” in C++ http://stackoverflow.com/questions/1106149/what-is-a-translation-unit-in-c the term.... c share improve this question From here According to standard C A translation unit is the basic unit of compilation..
Purpose of Trigraph sequences in C++? http://stackoverflow.com/questions/1234582/purpose-of-trigraph-sequences-in-c of Trigraph sequences in C According to C '03 Standard 2.3 1 Before any other processing takes place..
Why aren't my include guards preventing recursive inclusion and multiple symbol definitions? http://stackoverflow.com/questions/14909997/why-arent-my-include-guards-preventing-recursive-inclusion-and-multiple-symbol the linker to tolerate multiple symbol definitions. According to Paragraph 3.2 5 of the C 11 Standard There can be more than..
http://stackoverflow.com/questions/1613230/uses-of-c-comma-operator can be seen as another form of expression programming . According to the current trends in C design it might be considered preferable..
Is Meyers implementation of Singleton pattern thread safe? http://stackoverflow.com/questions/1661529/is-meyers-implementation-of-singleton-pattern-thread-safe share improve this question In C 11 it is thread safe. According to the standard §6.7 stmt.dcl p4 If control enters the declaration..
http://stackoverflow.com/questions/1683665/where-is-boost-process that you found at http www.highscore.de boost process . According to this post he is still actively developing it. There is another..
C++ template member function of template class called from template function http://stackoverflow.com/questions/1840253/c-template-member-function-of-template-class-called-from-template-function T void g A T a a.template f 3 add `template` keyword here According to C '03 Standard 14.2 4 When the name of a member template..
non-class rvalues always have cv-unqualified types http://stackoverflow.com/questions/2169932/non-class-rvalues-always-have-cv-unqualified-types foo prints rvalue pass_int bar prints const rvalue According to the standard there is no such thing as a const rvalue for..
Undefined, unspecified and implementation-defined behavior http://stackoverflow.com/questions/2397984/undefined-unspecified-and-implementation-defined-behavior to modify that string literal. What does this program do According to section 2.14.5 paragraph 11 of the C standard it invokes..
http://stackoverflow.com/questions/3907028/opencv-process-every-frame video image processing share improve this question According to the code below all callbacks would have to follow this definition..
Value initialization and Non POD types http://stackoverflow.com/questions/3931312/value-initialization-and-non-pod-types think if MSVC 2010 does not support C 03. I am not sure. According to Michael Burr's post in C 03 new B value initializes B which..
http://stackoverflow.com/questions/4421706/operator-overloading is implemented in terms of is implemented in terms of etc. According to our rules of thumb and its companions should be non members..
Is it legal to recurse into main() in C++? http://stackoverflow.com/questions/4518598/is-it-legal-to-recurse-into-main-in-c c recursion standards main share improve this question According to the standard in 3.6.1 3 it's not The function main shall..
Operator Precedence vs Order of Evaluation http://stackoverflow.com/questions/5473107/operator-precedence-vs-order-of-evaluation Just for example let's consider your example of x y z . According to the associativity rules this parses as x y z . Now consider..
Checking if a double (or float) is nan in C++ http://stackoverflow.com/questions/570669/checking-if-a-double-or-float-is-nan-in-c at first. c double nan share improve this question According to the IEEE standard NaN values have the odd property that comparisons..
Dual emission of constructor symbols http://stackoverflow.com/questions/6921295/dual-emission-of-constructor-symbols start by declaring that GCC follows the Itanium C ABI . According to the ABI the mangled name for your Thing foo is easily parsed..
std::enable_if to conditionally compile a member function http://stackoverflow.com/questions/6972368/stdenable-if-to-conditionally-compile-a-member-function the wrong instantiation for the second member function According to the standard std enable_if bool T void type only exists when..
“No newline at end of file” compiler warning http://stackoverflow.com/questions/72271/no-newline-at-end-of-file-compiler-warning of the problems that can occur if there is no newline. According to the ANSI standard the #include of a file at the beginning..
Is the practice of returning a C++ reference variable, evil? http://stackoverflow.com/questions/752658/is-the-practice-of-returning-a-c-reference-variable-evil a lot of code snippets where references are returned . According to a comment toward this question I just asked regarding initializing..
Array placement-new requires unspecified overhead in the buffer? http://stackoverflow.com/questions/8720425/array-placement-new-requires-unspecified-overhead-in-the-buffer sizeof std string 10 std string p new buffer std string 10 According to the above quote the second line new buffer std string 10..
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