c++ Programming Glossary: world
GCC C++ Linker errors: Undefined reference to 'vtable for XXX', Undefined reference to 'ClassName::ClassName()' http://stackoverflow.com/questions/1095298/gcc-c-linker-errors-undefined-reference-to-vtable-for-xxx-undefined-refere Ubuntu x64 using Eclipse CDT. I'm basically doing a hello world and linking to a commerical 3rd party library. I've included..
pthread Function from a Class http://stackoverflow.com/questions/1151582/pthread-function-from-a-class the class class C public void hello void std cout Hello world std endl return 0 static void hello_helper void context return..
Case insensitive string comparison in C++ http://stackoverflow.com/questions/11635/case-insensitive-string-comparison-in-c boost algorithm string predicate.hpp std string str1 hello world std string str2 HELLO WORLD if boost iequals str1 str2 Strings..
In what cases do I use malloc vs new? http://stackoverflow.com/questions/184537/in-what-cases-do-i-use-malloc-vs-new malloc free and when I should use new delete in my real world programs. If you're a C expert please let me know any rules..
Regular cast vs. static_cast vs. dynamic_cast http://stackoverflow.com/questions/28002/regular-cast-vs-static-cast-vs-dynamic-cast
demote boost::function to a plain function pointer http://stackoverflow.com/questions/282372/demote-boostfunction-to-a-plain-function-pointer a user data pointer is already unusable in most real world scenarios and needs to be rewritten. share improve this answer..
What is the bit size of long on 64-bit Windows? http://stackoverflow.com/questions/384502/what-is-the-bit-size-of-long-on-64-bit-windows 64bit porting share improve this question In the Unix world there were a few possible arrangements for the sizes of integers..
std::wstring VS std::string http://stackoverflow.com/questions/402283/stdwstring-vs-stdstring and on different charsets codepages produced in all the world before the advent of Unicode. So their solution was an interesting..
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 give you the address to the house. In contrast to the real world memory allocation cannot be told where to allocate but will..
“using namespace” in c++ headers http://stackoverflow.com/questions/5849457/using-namespace-in-c-headers Also if I am right is this a common mistake I mean in real world programming and in real projects out there. Thank you. c namespaces..
Is short-circuiting boolean operators mandated in C/C++? And evaluation order? http://stackoverflow.com/questions/628526/is-short-circuiting-boolean-operators-mandated-in-c-c-and-evaluation-order expression if functionA functionB functionC cout Hello world c c short circuiting share improve this question Yes short..
WChars, Encodings, Standards and Portability http://stackoverflow.com/questions/6300804/wchars-encodings-standards-and-portability The bridge between the portable encoding agnostic world of C with its wchar_t portable character type and the deterministic.. portable character type and the deterministic outside world is iconv conversion between WCHAR T and UTF . So should I always..
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 room Well obviously that scenario can happen in the real world no problem. There is no mysterious force that causes your book.. later you gave up the right to live in a predictable safe world because you chose to break the rules of the system. C is not..
Pre & post increment operator behavior in C, C++, Java, & C# http://stackoverflow.com/questions/6457130/pre-post-increment-operator-behavior-in-c-c-java-c-sharp behavior in C C Java C# DISCLAIMER This is not a real world example. It is just a theoretical question of how these languages..
When should I use the new keyword in C++? http://stackoverflow.com/questions/655065/when-should-i-use-the-new-keyword-in-c MyClass myClass new MyClass myClass MyField Hello world 2 Without the new keyword... MyClass myClass myClass.MyField.. the new keyword... MyClass myClass myClass.MyField Hello world From an implementation perspective they don't seem that different..
Why does changing 0.1f to 0 slow down performance by 10x? http://stackoverflow.com/questions/9314534/why-does-changing-0-1f-to-0-slow-down-performance-by-10x point share improve this question Welcome to the world of denormalized floating point They can wreak havoc on performance..
Getting started with OpenCV 2.4 and MinGW on Windows 7 http://stackoverflow.com/questions/10860352/getting-started-with-opencv-2-4-and-mingw-on-windows-7 the MinGW installation now is the time to write your Hello World program. 3. Write a sample code Open your text editor and type..
What are copy elision and return value optimization? http://stackoverflow.com/questions/12953127/what-are-copy-elision-and-return-value-optimization A copy was made. n C f return C int main std cout Hello World n C obj f Depending on the compiler settings the following outputs.. settings the following outputs are all valid Hello World A copy was made. A copy was made. Hello World A copy was made... valid Hello World A copy was made. A copy was made. Hello World A copy was made. Hello World This also means fewer objects can..
How is std::string implemented? http://stackoverflow.com/questions/1466073/how-is-stdstring-implemented Appendix A Optimizations that aren't in a Multithreaded World that discusses why copy on write refcounted implementations..
How do I start a new CUDA project in Visual Studio 2008? http://stackoverflow.com/questions/2046228/how-do-i-start-a-new-cuda-project-in-visual-studio-2008 really like to find some sort of really really basic Hello World app to just get a basic program compiling and running. Edit..
How to write a browser plugin? http://stackoverflow.com/questions/2649056/how-to-write-a-browser-plugin tutorial memory management in NPAPI npsimple the Hello World of NPAPI plugins npapi sdk the source for the canonical NPAPI..
C++ Winsock P2P http://stackoverflow.com/questions/2843277/c-winsock-p2p send. Consider the following You send two messages Hello World When you send these two messages with the send function your.. not get them like this. It could look like this Hel loWorld or perhaps HelloWorld whatever the underlying network feels.. this. It could look like this Hel loWorld or perhaps HelloWorld whatever the underlying network feels like.. Log almost everything..
C++ convert string to hexadecimal and vice versa http://stackoverflow.com/questions/3381614/c-convert-string-to-hexadecimal-and-vice-versa to hex and vice versa in C Example A string like Hello World to hex format 48656C6C6F20576F726C64 And from hex 48656C6C6F20576F726C64.. And from hex 48656C6C6F20576F726C64 to string Hello World c string hex share improve this question A string like.. hex share improve this question A string like Hello World to hex format 48656C6C6F20576F726C64. Ah here you go #include..
What belongs in an educational tool to demonstrate the unwarranted assumptions people make in C/C++? http://stackoverflow.com/questions/3457967/what-belongs-in-an-educational-tool-to-demonstrate-the-unwarranted-assumptions-p number of characters successfully printed by it int World return printf World int main int a Hello World might print Hello.. successfully printed by it int World return printf World int main int a Hello World might print Hello World or World.. by it int World return printf World int main int a Hello World might print Hello World or World Hello ^ Functions can be..
getline not asking for input? http://stackoverflow.com/questions/6642865/getline-not-asking-for-input string name int i string mystr float price 0 cout Hello World endl cout What is your name cin name cout Hello name endl cout..
Convert a String In C++ To Upper Case http://stackoverflow.com/questions/735204/convert-a-string-in-c-to-upper-case algorithm string.hpp #include string std string str Hello World boost to_upper str std string newstr boost to_upper_copy Hello..
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