ˇ@
c++ Programming Glossary: putSystem(“pause”); - Why is it wrong? http://stackoverflow.com/questions/1107705/systempause-why-is-it-wrong as a way to pause a program and wait for a keyboard input to continue. However it seems to be frowned on by many veteran.. execution and so the new user doesn't get to see the output of his new program. Bodging in System pause runs the Windows.. the console window stays open so you can read the output. A better idea would be to put a breakpoint at the end and debug..
How do malloc() and free() work? http://stackoverflow.com/questions/1119134/how-do-malloc-and-free-work the OS will just not work. So what does free do Free will put the memory block in its own free block list. Normally it also.. into two parts. One is returned to caller the other is put back into the free list. There are many different optimizations.. in front of the memory chunks . When free then tries to put your chunk into the free list it can touch this admin data and..
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 until the matching #endif directive is found and the output of this processing is the empty string supposing nothing follows.. won't need to know the exact layout of A nor to compute its size in order to properly define class B . Hence it is.. to A for instance to invoke a member function or computing its size are illegal operations on incomplete types if that..
http://stackoverflow.com/questions/1553382/is-delete-equal-to-delete All that and an infinite number of other possibilities are put into one term Undefined behavior Just stay away from it. share..
http://stackoverflow.com/questions/162941/why-use-pointers plus one in this example above and we wouldn't have had to put the in front printf Second char is s a 1 WRONG But this would..
What is the copy-and-swap idiom? http://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom mArray 2 mArray 0 2 see footnote for rationale ...and put in the new mSize other.mSize 3 mArray mSize new int mSize 0.. data safely altering our state and the old data gets put into the temporary. The old data is then released when the function..
http://stackoverflow.com/questions/402283/stdwstring-vs-stdstring short wtext i std cout std endl std endl return 0 outputs the following text sizeof char 1 text olé sizeof text 5 strlen.. simple char character type. It is supposed to be used to put inside characters whose indices like Unicode glyphs are larger..
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 for Plain Old Data All POD classes are aggregates or to put it the other way around if a class is not an aggregate then..
How do you set, clear and toggle a single bit in C/C++? http://stackoverflow.com/questions/47981/how-do-you-set-clear-and-toggle-a-single-bit-in-c-c it with the bit you want to check bit number 1 x That will put the value of bit x into the variable bit . share improve this..
What's this STL vs. “C++ Standard Library” fight all about? [closed] http://stackoverflow.com/questions/5205491/whats-this-stl-vs-c-standard-library-fight-all-about People think it's the entire standard library. It gets put on CVs. And it is misleading. I hardly know anything about C..
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 and why do I have to put the &ldquo template&rdquo and &ldquo typename&rdquo keywords.. keywords In templates where and why do I have to put typename and template on dependent names What exactly are dependent.. meaning of a name but can just grammatically analyze the input and then create a parse tree out of it. In C the above can yield..
WChars, Encodings, Standards and Portability http://stackoverflow.com/questions/6300804/wchars-encodings-standards-and-portability all your system's characters you get functions to read input char sequences and make them into workable wstrings and vice.. additional libraries and system specific extensions and to put lots of effort in it. Unfortunately most applications already..
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 the code is just running with no runtime exceptions The output was 5 8 How can it be Isn't the memory of a local variable inaccessible.. outside its function You rent a hotel room. You put a book in the top drawer of the bedside table and go to sleep... take the address of a local and pass it back you have to put the compiler in a special unsafe mode and put the word unsafe..
Advantage of switch over if-else statement http://stackoverflow.com/questions/97987/advantage-of-switch-over-if-else-statement as a if else chain so you don't lose anything. If in doubt put the most common cases first into the switch statement. In the..
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 image endl return 1 imshow image im waitKey 0 return 0 Put lena.jpg or any image you like in the same directory with the..
Get the first column of a matrix represented by a vector of vectors http://stackoverflow.com/questions/15778377/get-the-first-column-of-a-matrix-represented-by-a-vector-of-vectors column of foo foo 0 0 foo 0 1 foo 0 2 foo 0 3 foo 0 4 Put another way can I transpose foo so that the following three..
Template specialization of a single method from a templated class http://stackoverflow.com/questions/1723537/template-specialization-of-a-single-method-from-a-templated-class functions you can use declaration and implementation. Put in your header declaration template void TClass int doSomething..
http://stackoverflow.com/questions/2033608/mingw-linker-error-winsock c linker mingw winsock share improve this question Put the lws2_32 AFTER the list of object files GCC searches libraries..
Why does my simple C++ GUI application show a message box in Chinese? http://stackoverflow.com/questions/2079828/why-does-my-simple-c-gui-application-show-a-message-box-in-chinese ' to 'LPCWSTR' c winapi share improve this question Put an L infront of your string to make it a wide string. L Goodbye..
Static variables initialisation order http://stackoverflow.com/questions/211237/static-variables-initialisation-order around the problem. Lazy initialization. Schwarz Counter Put all complex global variables inside the same compilation unit...
Is it reasonable to use std::basic_string<t> as a contiguous buffer when targeting C++03? http://stackoverflow.com/questions/2256160/is-it-reasonable-to-use-stdbasic-stringt-as-a-contiguous-buffer-when-targeti I'm wondering just how unportable that makes this code. Put another way how may compilers actually take advantage of the..
Examples of good gotos in C or C++ http://stackoverflow.com/questions/245742/examples-of-good-gotos-in-c-or-c consider whether goto is perhaps the best tool for the job Put another way how much ugliness are people prepared to endure..
C++ template function compiles in header but not implementation http://stackoverflow.com/questions/3040480/c-template-function-compiles-in-header-but-not-implementation to debug con and maybe increasing code bloat con . 2 Put the implementation in x.cpp and #include x.cpp from within x.h..
How do breakpoints work in C++ code? http://stackoverflow.com/questions/3915511/how-do-breakpoints-work-in-c-code you catch trace exception the instruction was executed Put INT3 back Watchpoints can be implemented in the similar way..
Why do I see strange values when I print uninitialized variables? http://stackoverflow.com/questions/4259885/why-do-i-see-strange-values-when-i-print-uninitialized-variables c faq uninitialized share improve this question Put simply var is not initialized and reading an uninitialized variable..
enable pretty printing for gdb in eclipse cdt http://stackoverflow.com/questions/4985414/enable-pretty-printing-for-gdb-in-eclipse-cdt will get 'python' subdirectory in the checkout directory. Put this in your HOME .gdbinit file with proper path to pretty printers..
When to use forward declaration? http://stackoverflow.com/questions/553682/when-to-use-forward-declaration c forward declaration share improve this question Put yourself in the compiler's position when you forward declare..
static member variable in a class [duplicate] http://stackoverflow.com/questions/5601051/static-member-variable-in-a-class question Because you declare it but do not define it. Put the following in one and only one of your .cpp files int Monitor..
How to solve Memory Fragmentation http://stackoverflow.com/questions/60871/how-to-solve-memory-fragmentation general use applications and very robust most of the time. Put another way it has been time tested to work very well for most..
“string could not resolved” error in eclipse for C++ http://stackoverflow.com/questions/7905025/string-could-not-resolved-error-in-eclipse-for-c their locations using find usr include name vector print Put include folder paths to Right click on Project Properties C..
http://stackoverflow.com/questions/809948/dll-references-in-visual-c library you want to use if you don't have the .lib skip #2 Put a reference to the .lib in the project. Right click the project..
“Undefined reference to” template class constructor http://stackoverflow.com/questions/8752837/undefined-reference-to-template-class-constructor forcing it to compile cola float and cola string . Put the implementation of the member functions in a header file..
Eclipse CDT C++11/C++0x support http://stackoverflow.com/questions/9131763/eclipse-cdt-c11-c0x-support Tool Settings GCC C Compiler Miscellaneous Other Flags. Put std c 0x at the end . ... instead of GCC C Compiler I have also..
http://stackoverflow.com/questions/2848087/how-to-clear-stringstream top parser.str HERE I'M RESETTING parser parser 6 DOESN'T PUT 6 INTO parser short bottom 0 parser bottom Why doesn't it work..
How can I implement a RESTful webservice using C++? http://stackoverflow.com/questions/298113/how-can-i-implement-a-restful-webservice-using-c those resources. CRUD operations map to the HTTP POST GET PUT and DELETE methods. A great book on RESTful design is RESTful..
http://stackoverflow.com/questions/360259/sftp-c-library and FILE. libcurl supports SSL certificates HTTP POST HTTP PUT FTP uploading HTTP form based upload proxies cookies user password..
http://stackoverflow.com/questions/492307/uploading-big-files-over-http that webDAV wasn't mentioned. You could use the HTTP PUT method to upload and include a Content Range header to handle.. and seek to the appropriate location in local file. 4 Make PUT request to upload the file or portion of the file if resuming.. of the file if resuming 5 If connection fails during PUT request start over with step 1 You can also list PROPFIND and..
QThread ASSERT failure in QMutexLocker: “QMutex pointer is misaligned”, http://stackoverflow.com/questions/9458664/qthread-assert-failure-in-qmutexlocker-qmutex-pointer-is-misaligned ReadOnly QNetworkRequest request this createRestRequest PUT QString 1 2 .arg container blob uploadFile size headers reply_..
|