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C++ convert hex string to signed integer

http://stackoverflow.com/questions/1070497/c-convert-hex-string-to-signed-integer

Boost has some stuff to do this as well which has some nice error checking capabilities as well. You can use it like this..

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

F5 to compile the code and it will display the image in a nice window. And that is your first OpenCV program 3. Where to go..

Visual Studio support for new C / C++ standards?

http://stackoverflow.com/questions/146381/visual-studio-support-for-new-c-c-standards

are getting added to the language standard that might be nice to use someday. However we currently languish in the land of..

What is “cache-friendly” code?

http://stackoverflow.com/questions/16699247/what-is-cache-friendly-code

over the place. This is due to spatial locality. A very nice illustration of this is given by Bjarne Stroustrup in this youtube..

C++: what regex library should I use?

http://stackoverflow.com/questions/181624/c-what-regex-library-should-i-use

already in TR1 . Personally I find Boost.Xpressive much nicer to work with. It is a header only library and it has some nice.. to work with. It is a header only library and it has some nice features such as static regexes regexes compiled at compile..

What's a very easy C++ profiler (VC++)?

http://stackoverflow.com/questions/2624667/whats-a-very-easy-c-profiler-vc

Win32 API QueryPerformanceCounter . You can make something nice and easy to use within a hundred lines of code or less. The..

Which, if any, C++ compilers do tail-recursion optimization?

http://stackoverflow.com/questions/34125/which-if-any-c-compilers-do-tail-recursion-optimization

recursion is. However the optimization would be kind of nice as well. Do any C compilers do this optimization Why Why not..

C++ Functors - and their uses

http://stackoverflow.com/questions/356950/c-functors-and-their-uses

1 assert out i in i 1 for all i There are a couple of nice things about functors. One is that unlike regular functions.. the constructor with a different value. This makes them nicely customizable. As the last lines show you often pass functors..

Why does C++ not have reflection?

http://stackoverflow.com/questions/359237/why-does-c-not-have-reflection

and while I think there's general consensus that it'd be nice to have it's not their top priority at the moment and has been..

Stack,Static and Heap in C++

http://stackoverflow.com/questions/408670/stack-static-and-heap-in-c

you will want the variables to remain. Stacks are nice for variables that you need for the code where they are located.. which isn't needed outside that code. They are also really nice for when you are accessing a resource like a file and want the..

Is it safe to delete a NULL pointer?

http://stackoverflow.com/questions/4190703/is-it-safe-to-delete-a-null-pointer

Type erasure techniques

http://stackoverflow.com/questions/5450159/type-erasure-techniques

just edit the question I'll just do the safer one. Another nice technique to hide the actual type of something without virtual..

How to build Qt for Visual Studio 2010

http://stackoverflow.com/questions/5601950/how-to-build-qt-for-visual-studio-2010

. Unzip this into a folder and make its path something nice and small for example E Qt Visual Studio Command Prompt Now..

Polymorphism in c++

http://stackoverflow.com/questions/5854581/polymorphism-in-c

describes Standard conversions. The first point summarises nicely from an old draft hopefully still substantially correct 1.. to 6 we only need change to typedef double Amount . That's nice but it wouldn't have been too much work to make the code explicitly..

Compilers and argument order of evaluation in C++

http://stackoverflow.com/questions/621542/compilers-and-argument-order-of-evaluation-in-c

the calling conventions to skip surprises. There is a nice article on Raymond Chen' blog if you are interested. You may..

WChars, Encodings, Standards and Portability

http://stackoverflow.com/questions/6300804/wchars-encodings-standards-and-portability

dedicated library like libicu. Updates Following many very nice comments I'd like to add a few observations If your application..

How to generate a stacktrace when my gcc C++ app crashes

http://stackoverflow.com/questions/77005/how-to-generate-a-stacktrace-when-my-gcc-c-app-crashes

symbol info in your output which glibc can use to make a nice stacktrace gcc g rdynamic . test.c o test Executing this gets..

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

. However the first will not depend on its type and it's a nice way of getting the most highest value. We are not talking about..

Difference between private, public, and protected inheritance in C++

http://stackoverflow.com/questions/860339/difference-between-private-public-and-protected-inheritance-in-c

What is a smart pointer and when should I use one?

http://stackoverflow.com/questions/106508/what-is-a-smart-pointer-and-when-should-i-use-one

. void f typedef std tr1 shared_ptr MyObject MyObjectPtr Nice short alias. MyObjectPtr p1 Empty MyObjectPtr p2 new MyObject..

Display Different images per monitor directX 10

http://stackoverflow.com/questions/10744788/display-different-images-per-monitor-directx-10

window goodies HWND hWnd int width int height Nice. Well not really. But still... Moving on Now to create the windows..

std::vector of std::vectors contiguity

http://stackoverflow.com/questions/10898007/stdvector-of-stdvectors-contiguity

bool both in the old C 03 standard and the new C 11 . Nice stackoverflow questions that deal with this and quote the standard..

Good C/C++ connector library for PostgreSQL

http://stackoverflow.com/questions/1138503/good-c-c-connector-library-for-postgresql

What are declarations and declarators and how are their types interpreted by the standard?

http://stackoverflow.com/questions/13808932/what-are-declarations-and-declarators-and-how-are-their-types-interpreted-by-the

to function of returning pointer to array of 5 const float Nice So that shows how the compiler deduces the type of a declaration...

pimpl to make template coding less cluttered

http://stackoverflow.com/questions/17038434/pimpl-to-make-template-coding-less-cluttered

pop public void push T object return pimpl push object Nice and clean. Then a .hpp file mempool.hpp #include memory #include..

Which Typesafe Enum in C++ Are You Using?

http://stackoverflow.com/questions/217549/which-typesafe-enum-in-c-are-you-using

4 Converting enum values to and from strings. Priority 5 Nice to have Possibility to iterate over enum values. c design patterns..

Should the name of my classes begin with 'Q' in Qt?

http://stackoverflow.com/questions/2921915/should-the-name-of-my-classes-begin-with-q-in-qt

now also highlight the class names not beginning with 'Q'. Nice c qt qt4 qt creator share improve this question Personnally..

Database Access Libraries for C++

http://stackoverflow.com/questions/440069/database-access-libraries-for-c

want to write different code for using different DBMS Nice but Optional 64 bit Windows operating systems 32 bit and or..

C++ template string concatenation

http://stackoverflow.com/questions/4693819/c-template-string-concatenation

C++ - statement cannot resolve address for overloaded function

http://stackoverflow.com/questions/4842901/c-statement-cannot-resolve-address-for-overloaded-function

Returning the greatest key strictly less than the given key in a C++ Map

http://stackoverflow.com/questions/529831/returning-the-greatest-key-strictly-less-than-the-given-key-in-a-c-map

one. If it was at .begin then there is no smaller key. Nice idea from the comments is to return .end if there is no element..

Concatenating C++ iterator ranges into a const vector member variable at construction time

http://stackoverflow.com/questions/757153/concatenating-c-iterator-ranges-into-a-const-vector-member-variable-at-constru

iterator concatenation share improve this question Nice problem. I would try to implement a particular iterator wrapper..

Is making a function template specialization virtual legal?

http://stackoverflow.com/questions/757270/is-making-a-function-template-specialization-virtual-legal

specialization c1001 share improve this question Nice compiler error. For this type of checks I always fallback to..

how to achieve 4 FLOPs per cycle

http://stackoverflow.com/questions/8389648/how-to-achieve-4-flops-per-cycle

Any simple example which achieves 4 flops per cycle Edit Nice little programme by Mysticial here are my results run just for..