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c++ Programming Glossary: veryWhy is processing a sorted array faster than an unsorted array? http://stackoverflow.com/questions/11227809/why-is-processing-a-sorted-array-faster-than-an-unsorted-array an unsorted array Here is a piece of C code that seems very peculiar. For some strange reason sorting the data miraculously.. it can restart down the other path. If you guess right every time the train will never have to stop. If you guess wrong too.. you can restart down the other path. If you guess right every time the execution will never have to stop. If you guess wrong..
What should main() return in C and C++? http://stackoverflow.com/questions/204476/what-should-main-return-in-c-and-c in C What is the proper declaration of main For C with a very good answer indeed. Styles of main functions in C Return type..
http://stackoverflow.com/questions/3106110/what-is-move-semantics move semantics with example code. Let's start with a very simple string class which only holds a pointer to a heap allocated.. because we might want to inspect x later and would be very surprised if x had changed somehow. Did you notice how I just.. you include this sentence and meant the exact same object every time We call expressions such as x lvalues . The arguments in..
What is the copy-and-swap idiom? http://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom What about C 11 The next version of C C 11 makes one very important change to how we manage resources the Rule of Three..
When should static_cast, dynamic_cast and reinterpret_cast be used? http://stackoverflow.com/questions/332030/when-should-static-cast-dynamic-cast-and-reinterpret-cast-be-used is the most dangerous cast and should be used very sparingly. It turns one type directly into another such as casting..
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 once that doesn't tell us much except that f 0. So even a very small number of samples can tell us a lot about the cost of..
Undefined Behavior and Sequence Points http://stackoverflow.com/questions/4176328/undefined-behavior-and-sequence-points FAQ idea started out in the first place so your answer is very likely to get read by those who came up with the idea. c c..
http://stackoverflow.com/questions/4421706/operator-overloading FAQ idea started out in the first place so your answer is very likely to get read by those who came up with the idea. c operators.. the rules of the comparison operators. However it is very unlikely that you would find a reasonable use case for these.. as a list iterator . Once you got used to do i it becomes very hard to remember to do i instead when i is not of a built in..
http://stackoverflow.com/questions/4810664/how-do-i-use-arrays-in-c C inherited arrays from C where they are used virtually everywhere. C provides abstractions that are easier to use and less.. FAQ idea started out in the first place so your answer is very likely to get read by those who came up with the idea. c arrays..
How do I tokenize a string in C++? http://stackoverflow.com/questions/53849/how-do-i-tokenize-a-string-in-c
What are the differences between pointer variable and reference variable in C++? http://stackoverflow.com/questions/57483/what-are-the-differences-between-pointer-variable-and-reference-variable-in-c as in obj 5 . To clarify a misconception The C standard is very careful to avoid dictating how a compiler must implement references.. dictating how a compiler must implement references but every C compiler implements references as pointers. That is a declaration..
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 rent out rooms sequentially and you can't check out until everyone with a room number higher than you has checked out. So let's.. for the compiler to generate code that turns back to zero everything in the room that you just vacated. It doesn't because again.. This is problematic. There are a lot of rules and it is very easy to break them accidentally. I certainly have many times...
Where do I find the current C or C++ standard documents? http://stackoverflow.com/questions/81656/where-do-i-find-the-current-c-or-c-standard-documents in my opinion even though the draft versions might be very close to the final ratified versions of the standards you should..
Very poor boost::lexical_cast performance http://stackoverflow.com/questions/1250795/very-poor-boostlexical-cast-performance poor boost lexical_cast performance Windows XP SP3. Core 2..
http://stackoverflow.com/questions/1380371/what-are-the-most-widely-used-c-vector-matrix-math-linear-algebra-libraries-a interpolation etc that aren't in any other packages. Very low memory overhead quite fast easy to use. Downsides API is.. to GMTL ie Euler angle definitions etc . IMSL Benefits Very complete numeric library. Very very fast supposedly the fastest.. etc . IMSL Benefits Very complete numeric library. Very very fast supposedly the fastest solver . By far the largest..
Create registry entry to associate file extension with application in C++ http://stackoverflow.com/questions/1387769/create-registry-entry-to-associate-file-extension-with-application-in-c or values don't exist they will automatically be created. Very handy. Now a quick word about which hive to use. Many file association..
Visual Studio support for new C / C++ standards? http://stackoverflow.com/questions/146381/visual-studio-support-for-new-c-c-standards vcblog archive 2008 02 22 tr1 slide decks.aspx Very useful. Thanks c visual studio visual c c 11 c99 share improve..
http://stackoverflow.com/questions/1528298/get-path-of-executable is a game using Ogre which I'm trying to profile using Very Sleepy which runs the target executable from its own directory..
Unresolved external symbol on static class members http://stackoverflow.com/questions/195207/unresolved-external-symbol-on-static-class-members external symbol on static class members Very simply put I have a class that consists mostly out of static..
How do I write a short literal in C++? http://stackoverflow.com/questions/208433/how-do-i-write-a-short-literal-in-c do I write a short literal in C Very basic question.. how do I write a short literal in C I know..
Which C++ graph library should I use? [closed] http://stackoverflow.com/questions/2751826/which-c-graph-library-should-i-use is the rich number of output formats. Boost Graph Library Very complicated in my opinion. Normally I like the Boost libs very..
Critique my non-intrusive heap debugger http://stackoverflow.com/questions/2835416/critique-my-non-intrusive-heap-debugger leak c debugging heap share improve this question Very nice indeed. Your canaries could actually reveal some real cases..
References Needed for Implementing an Interpreter in C/C++ http://stackoverflow.com/questions/294852/references-needed-for-implementing-an-interpreter-in-c-c having worked through a healthy chunk I agree with @JBF. Very informative and mind expanding. On Lisp by Paul Graham. I've.. as a bootstrap in later projects to compiled Scheme code. Very interesting so far. Language Implementation Patterns Create..
How to learn proper C++? [closed] http://stackoverflow.com/questions/2963019/how-to-learn-proper-c a list of #define s and I think Gracious that's horrible Very un C like only to go and mindlessly write class wrappers for..
Looking for C++ STL-like vector class but using stack storage http://stackoverflow.com/questions/354442/looking-for-c-stl-like-vector-class-but-using-stack-storage used the object parameter. I learned something new. Very cool The code is a bit messy and for some reason GCC forced..
What C++ Smart Pointer Implementations are available? http://stackoverflow.com/questions/5026197/what-c-smart-pointer-implementations-are-available to be the intended design. QExplicitlySharedDataPointer Very similar to QSharedDataPointer except it doesn't implicitly call..
Good tools for creating a C/C++ parser/analyzer http://stackoverflow.com/questions/526797/good-tools-for-creating-a-c-c-parser-analyzer functions. GCC Everybody's favorite open source compiler. Very complicated but seems to do it all. There's a related project..
(c++) The benefits / disadvantages of unity builds? http://stackoverflow.com/questions/847974/c-the-benefits-disadvantages-of-unity-builds build process compilation share improve this question Very similar question and good answers here #include all .cpp files..
In C++, why use static_cast<int>(x) instead of (int)x? http://stackoverflow.com/questions/103512/in-c-why-use-static-castintx-instead-of-intx your code. The mere typing of it should cause you to feel VERY uncomfortable. That means that not only are C style casts more..
Passing an operator along with other parameters http://stackoverflow.com/questions/1190062/passing-an-operator-along-with-other-parameters an operator along with other parameters I have some VERY inefficient code in which many lines appear 4 times as I go..
Setting void * pointer equal to an integer [closed] http://stackoverflow.com/questions/12038368/setting-void-pointer-equal-to-an-integer
Priority when choosing overloaded template functions in C++ http://stackoverflow.com/questions/1332678/priority-when-choosing-overloaded-template-functions-in-c overloading share improve this question I found a VERY easy solution class Base class Derived public Base class Different..
http://stackoverflow.com/questions/1437053/boost-advocacy-help-needed Our toolkit includes some legacy RogeWave libraries and VERY limited number of Boost libraries e.g. no regex no foreach of..
Implement a C# DLL COM File In Unmanaged C++ Program http://stackoverflow.com/questions/15793668/implement-a-c-sharp-dll-com-file-in-unmanaged-c-program String s return Rijndael.DecryptString s I just want a VERY basic example on using this with unmanaged code. Please include..
Using the Google Chrome Sandbox [closed] http://stackoverflow.com/questions/1590337/using-the-google-chrome-sandbox important that you follow the instructions on that page VERY CLOSELY. The Google crew knows what they're doing and aren't..
Reference Parameters in C++: VERY basic example please http://stackoverflow.com/questions/2564873/reference-parameters-in-c-very-basic-example-please Parameters in C VERY basic example please I am trying to understand how to use reference..
Learning to read GCC assembler output http://stackoverflow.com/questions/2611359/learning-to-read-gcc-assembler-output understanding of assembly. My current goal is simple VERY BASIC understanding of GCC assembler output when compiling C..
Using read() directly into a C++ std:vector http://stackoverflow.com/questions/2780365/using-read-directly-into-a-c-stdvector . I can also read into myvec 0 though this is probably a VERY BAD IDEA. Obviously doing this doesn't allow myvec.size to return..
Performance of C++ vs Virtual Machine languages in high frequency finance http://stackoverflow.com/questions/3175072/performance-of-c-vs-virtual-machine-languages-in-high-frequency-finance want positions unless your strategy is predicting the VERY near term future and this believe it or not is done VERY successfully.. VERY near term future and this believe it or not is done VERY successfully . If you are 1 ms away from exchange then some..
g++ linking order dependency when linking c code to c++ code http://stackoverflow.com/questions/3363398/g-linking-order-dependency-when-linking-c-code-to-c-code The order you specify object files and libraries is VERY important in GCC if you haven't been bitten by this before you..
Altering DLL search path for static linked DLL http://stackoverflow.com/questions/3832290/altering-dll-search-path-for-static-linked-dll x86 file name Plugin.dll assembly It is a VERY good idea to ensure that the folder and the dll's name is different..
float bits and strict aliasing http://stackoverflow.com/questions/4328342/float-bits-and-strict-aliasing
Embedded Lua - timing out rogue scripts (e.g. infinite loop) - an example anyone? http://stackoverflow.com/questions/5134287/embedded-lua-timing-out-rogue-scripts-e-g-infinite-loop-an-example-anyone hogging resources. I know I will not be able to cater for EVERY type of condition that causes a script to run indefinitely so.. exception C side Such a snippet even pseudocode would be VERY VERY useful indeed c lua share improve this question You.. C side Such a snippet even pseudocode would be VERY VERY useful indeed c lua share improve this question You need..
boost.python not supporting parallelism? http://stackoverflow.com/questions/8009613/boost-python-not-supporting-parallelism clock seconds CLOCKS_PER_SEC while clock endwait It is VERY important to note that you MUST NOT touch any python code or..
Handle arbitrary length integers in C++ http://stackoverflow.com/questions/8146938/handle-arbitrary-length-integers-in-c were the same. This is the source code i used i used a VERY BIG number for the integer size just to test i didn't actually..
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