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c++ Programming Glossary: firstWhat are the rules about using an underscore in a C++ identifier? http://stackoverflow.com/questions/228783/what-are-the-rules-about-using-an-underscore-in-a-c-identifier with #undef any macro definition of an identifier in the first group listed above the behavior is undefined. 154 The list of..
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 Sampling tells you something is a problem and your first reaction is disbelief. That is natural but you can be sure if..
Undefined Behavior and Sequence Points http://stackoverflow.com/questions/4176328/undefined-behavior-and-sequence-points in the C chatroom where the FAQ idea started out in the first place so your answer is very likely to get read by those who.. of the following expressions after the evaluation of the first expression §1.9 18 2 a b §5.14 a b §5.15 a b c §5.16 a b 5.18.. z x y it is unspecified whether x or y will be evaluated first. Another example here . Now the Standard in §5 4 says 1 Between..
http://stackoverflow.com/questions/4421706/operator-overloading in the C chatroom where the FAQ idea started out in the first place so your answer is very likely to get read by those who.. do not omit etc. Andrew Koenig is said to have been the first to observe that the compound assignment operators can be used..
http://stackoverflow.com/questions/4810664/how-do-i-use-arrays-in-c in the C chatroom where the FAQ idea started out in the first place so your answer is very likely to get read by those who.. to T and the result of this conversion is a pointer to the first element of the array. That is anywhere a T is required you can.. the_actual_array int 8 ^ pointer_to_the_first_element int This conversion is known as array to pointer decay..
Can a local variable's memory be accessed outside its scope? http://stackoverflow.com/questions/6441218/can-a-local-variables-memory-be-accessed-outside-its-scope over time two basic techniques have become entrenched. The first is to have some sort of long lived storage area where the lifetime.. local variables come alive. They'll be dead before the first method's local variables are dead. The relative order of the.. data structure because a stack has the property that the first thing pushed on it is going to be the last thing popped off...
Installing OpenCV 2.4.3 in Visual C++ 2010 Express [closed] http://stackoverflow.com/questions/10901905/installing-opencv-2-4-3-in-visual-c-2010-express share improve this question 1. Installing OpenCV 2.4.3 First get OpenCV 2.4.3 from sourceforge.net. Its a self extracting..
Determining 32 vs 64 bit in C++ http://stackoverflow.com/questions/1505582/determining-32-vs-64-bit-in-c found the most effective way to do this is the following. First I pick my own representation. I prefer ENVIRONMENT64 ENVIRONMENT32...
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 pairing new with delete possibly lead to memory leak only First of all using delete for anything allocated with new is undefined..
Finding C++ static initialization order problems http://stackoverflow.com/questions/335369/finding-c-static-initialization-order-problems improve this question Solving order of initialization First off this is just a work around becuase you have global variables..
What are Aggregates and PODs and how/why are they special? http://stackoverflow.com/questions/4178175/what-are-aggregates-and-pods-and-how-why-are-they-special functions 10.3 . So OK let's parse this definition. First of all any array is an aggregate. A class can also be an aggregate..
C++11 rvalues and move semantics confusion http://stackoverflow.com/questions/4986673/c11-rvalues-and-move-semantics-confusion examples and which of them is going to do no vector copy First example std vector int return_vector void std vector int tmp.. reference move semantics share improve this question First example std vector int return_vector void std vector int tmp..
How to setup Google C++ Testing Framework (gtest) on Visual Studio 2005 http://stackoverflow.com/questions/531941/how-to-setup-google-c-testing-framework-gtest-on-visual-studio-2005 he left out the part which explains your linker errors. First of all you need to build your application without the CRT as..
http://stackoverflow.com/questions/5368862/why-do-multiple-inherited-functions-with-same-name-but-different-signatures-not define the result of name lookup in a class scope C . First every declaration for the name in the class and in each of its..
What are access specifiers? Should I inherit with private, protected or public? http://stackoverflow.com/questions/5447498/what-are-access-specifiers-should-i-inherit-with-private-protected-or-public are the member access rules with respect to each of these First and most important rule Private members of a class are never..
How to build Qt for Visual Studio 2010 http://stackoverflow.com/questions/5601950/how-to-build-qt-for-visual-studio-2010 studio 2010 qt build share improve this question First of all it ™s very important to understand that for using Qt with..
Developing Internet Explorer Extensions? http://stackoverflow.com/questions/5643819/developing-internet-explorer-extensions was so curious about how to do this that I did it myself. First of all... credit is not all mine. This is a compilation of what..
WChars, Encodings, Standards and Portability http://stackoverflow.com/questions/6300804/wchars-encodings-standards-and-portability of character handling in C and thus C and C 0x . First off an important observation Portability and serialization are..
Why should `new` be used as little as possible? http://stackoverflow.com/questions/6500313/why-should-new-be-used-as-little-as-possible it requires you to release the memory in the reverse order First In Last Out FILO . This is the memory allocation technique for..
Subclass/inherit standard containers? http://stackoverflow.com/questions/6806173/subclass-inherit-standard-containers There are a number of reasons why this a bad idea. First this is a bad idea because the standard containers do not have.. And there are actually several reasons it is bad design. First you should always extend the functionality of standard containers..
Why do all these crazy function pointer definitions all work? What is really going on? http://stackoverflow.com/questions/6893285/why-do-all-these-crazy-function-pointer-definitions-all-work-what-is-really-goi can be combined. Consider your second to last example foo First foo is implicitly converted to a pointer to itself and the first.. s the merrier. We can also consider your fifth example foo First foo is implicitly converted to a pointer to itself the unary..
What is “rvalue reference for *this”? http://stackoverflow.com/questions/8610571/what-is-rvalue-reference-for-this move semantics qualifiers share improve this question First ref qualifiers for this is a just a marketing statement . The.. so we'll only touch the bit that is important to us. First it's important to see how overload resolution for member functions..
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 definitions Two common questions about include guards FIRST QUESTION Why aren't include guards protecting my header files.. files c faq include guards share improve this question FIRST QUESTION Why aren't include guards protecting my header files..
How to compare two time stamp in format “Month Date hh:mm:ss” to check +ve or -ve value http://stackoverflow.com/questions/15555406/how-to-compare-two-time-stamp-in-format-month-date-hhmmss-to-check-ve-or-v c c time comparison share improve this question FIRST use difftime to compare you can simply use difftime function..
How to pass parameters correctly? http://stackoverflow.com/questions/15600499/how-to-pass-parameters-correctly share improve this question THE MOST IMPORTANT QUESTION FIRST Are there any best practices of how to send parameters in C..
Case insensitive std::string.find() http://stackoverflow.com/questions/3152241/case-insensitive-stdstring-find int main int arc char argv string test std string str1 FIRST HELLO std string str2 hello int f1 ci_find_substr str1 str2..
Boost multi_index composite keys using MEM_FUN http://stackoverflow.com/questions/3481089/boost-multi-index-composite-keys-using-mem-fun names.insert Name nora iris mitchell cout SORTED BY FIRST NAME endl for Name_set_by_first iterator itf names.get first..
Why do i need double layer of indirection for macros? http://stackoverflow.com/questions/8231966/why-do-i-need-double-layer-of-indirection-for-macros to what you want sometimes you want all macros expanded FIRST and then do the # or ## in which case you want the double layer..
Read and Write on serial port in Ubuntu with C/C++ and LibSerial http://stackoverflow.com/questions/9046649/read-and-write-on-serial-port-in-ubuntu-with-c-c-and-libserial usleep 100 char out_buf check serial_port.write out_buf 5 FIRST COMMAND while 1 char next_byte serial_port.get next_byte HERE.. next_byte serial_port.get next_byte HERE I RECEIVE THE FIRST ANSWER std cerr next_byte std cerr std endl return EXIT_SUCCESS..
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