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c++ Programming Glossary: normallyHow do malloc() and free() work? http://stackoverflow.com/questions/1119134/how-do-malloc-and-free-work better In many malloc free implementations free does normally not return the memory to the operating system or at least only..
Examples of when a bitwise swap() is a bad idea? http://stackoverflow.com/questions/11638271/examples-of-when-a-bitwise-swap-is-a-bad-idea recursing this definition or for which copying is normally disabled If the class needs any sort of locking to copy It's..
How to hide a string in binary code? http://stackoverflow.com/questions/1356896/how-to-hide-a-string-in-binary-code has its drawbacks Disguise your key as a string that would normally appear within the code. One example would be the format string..
How to pass parameters correctly? http://stackoverflow.com/questions/15600499/how-to-pass-parameters-correctly C obj std forward C obj Dangerous Also notice that you normally do not resort to the template based solution unless you have.. std move creditCard move here Your usage of std forward is normally seen when you want to achieve perfect forwarding . In that case..
http://stackoverflow.com/questions/1613230/uses-of-c-comma-operator . As you know every procedural programming language normally supports such fundamental constructs as sequencing and branching.. usually produces much more readable C C code so we normally use expression programming in very well measured and restricted..
Why should exceptions be used conservatively? http://stackoverflow.com/questions/1744070/why-should-exceptions-be-used-conservatively but never explain why. While that may be true rationale is normally a glib it's called an exception for a reason which to me seems..
Difference between 'new operator' and 'operator new'? http://stackoverflow.com/questions/1885849/difference-between-new-operator-and-operator-new that whole mess completely. The new operator is what you normally use to create an object from the free store my_class x new my_class..
http://stackoverflow.com/questions/195853/spinlock-versus-semaphore behave in presence of congestion . A well designed system normally has low or no congestion this means not all threads try to acquire.. the lock at the exact same time . For example one would normally not write code that acquires a lock then loads half a megabyte..
Generate random numbers following a normal distribution in C/C++ http://stackoverflow.com/questions/2325472/generate-random-numbers-following-a-normal-distribution-in-c-c generate two uniform numbers and from those you get two normally distributed numbers. Return one save the other for the next..
Easy framework for OpenGL Shaders in C/C++ http://stackoverflow.com/questions/2795044/easy-framework-for-opengl-shaders-in-c-c and linking shaders is a fairly expensive process so you normally want to manage their lifetime to avoid creating and destroying..
http://stackoverflow.com/questions/2910979/how-is-base-of-works scenario the call would now be ambiguous because normally the return type won't participate in overload resolution. For..
http://stackoverflow.com/questions/3582001/advantages-of-using-forward with an lvalue reference to A. Otherwise we deduce normally. This gives so called universal references . Why is this useful..
http://stackoverflow.com/questions/389827/namespaces-in-c improve this question When using namespace prefixes I normally add macros for the shortened names which can be activated via..
Operator Precedence vs Order of Evaluation http://stackoverflow.com/questions/5473107/operator-precedence-vs-order-of-evaluation likely . Putting something into a thread safe queue will normally have quite a bit more overhead than doing a single increment..
Why is one loop so much slower than two loops? http://stackoverflow.com/questions/8547778/why-is-one-loop-so-much-slower-than-two-loops the second double loop is now the slower one as you would normally expect. As @Stephen Cannon points out in the comments there..
Which kind of pointer do I use when? http://stackoverflow.com/questions/8706192/which-kind-of-pointer-do-i-use-when not to break cycles. Cycles with shared_ptr shouldn't normally happen two resources can't own each other. Note that Boost additionally..
Check at Compile-Time if Template Argument is void http://stackoverflow.com/questions/9625526/check-at-compile-time-if-template-argument-is-void body not accessible int main int ret someFunc 5 true works normally int ret2 Wrap someFunc 5 true same as above but I'll get a message..
How do malloc() and free() work? http://stackoverflow.com/questions/1119134/how-do-malloc-and-free-work that are of a specific size and alignment. To be specific Normally the OS can only handle blocks that the virtual memory manager.. Free will put the memory block in its own free block list. Normally it also tries to meld together adjacent blocks in the address..
What constitutes a valid state for a “moved from” object in C++11? http://stackoverflow.com/questions/12095048/what-constitutes-a-valid-state-for-a-moved-from-object-in-c11 library type for which the preconditions hold true. Normally the state of an object is known so you don't have to check if..
Aliasing `T*` with `char*` is allowed. Is it also allowed the other way around? http://stackoverflow.com/questions/12612488/aliasing-t-with-char-is-allowed-is-it-also-allowed-the-other-way-around 'somehow' converts a pointer to another pointer type. Normally this would be reinterpret_cast which yields unspecified results..
Difference between string and char[] types in C++ http://stackoverflow.com/questions/1287306/difference-between-string-and-char-types-in-c lest he risk his string class behaving differently. Normally a string class would also release its heap memory on the calling..
Why should I ever use inline code? http://stackoverflow.com/questions/132738/why-should-i-ever-use-inline-code of tradeoff must be done when choosing to inline your code Normally program execution should be faster when using inline functions..
How do I print to the debug output window in a Win32 app? http://stackoverflow.com/questions/1333527/how-do-i-print-to-the-debug-output-window-in-a-win32-app use the L prefix OutputDebugStringW L My output string. Normally you will use the macro version together with the _T macro like..
How to pass parameters correctly? http://stackoverflow.com/questions/15600499/how-to-pass-parameters-correctly a good reason for it as it makes your code harder to read. Normally you should focus on clarity and simplicity . The above are just..
Should “delete this” be called from within a member method? http://stackoverflow.com/questions/1861912/should-delete-this-be-called-from-within-a-member-method method c self destruction share improve this question Normally this is a bad idea but it's occasionally useful. It's perfectly..
http://stackoverflow.com/questions/2615162/return-value-not-a-reference-from-the-function-bound-to-a-const-reference-in const pass by reference share improve this question Normally a temporary object such as one returned by a function call has..
Which C++ graph library should I use? [closed] http://stackoverflow.com/questions/2751826/which-c-graph-library-should-i-use Boost Graph Library Very complicated in my opinion. Normally I like the Boost libs very much. Lemon There seem to be no layout..
Detecting TCP Client Disconnect http://stackoverflow.com/questions/283375/detecting-tcp-client-disconnect is the best way to tell when the client has disconnected Normally the client in this case I supposed to send a close command but..
Printing lists with commas C++ http://stackoverflow.com/questions/3496982/printing-lists-with-commas-c item Here's the only real change from ostream_iterator Normally the ' os item ' would come before the 'if'. if first_elem delimiter..
Is `long` guaranteed to be at least 32 bits? http://stackoverflow.com/questions/4329777/is-long-guaranteed-to-be-at-least-32-bits fundamental types to be in C according to the Standard. Normally I would just discount this statement as a beginner being wrong..
http://stackoverflow.com/questions/4944621/create-an-on-screen-keyboard key NN are hex values and § ½ get the program to listen. Normally we have special physical keyboard to control the program but..
smart pointers (boost) explained http://stackoverflow.com/questions/569775/smart-pointers-boost-explained managed by a shared_ptr without adding a reference count. Normally you would need to get the raw pointer out of the shared_ptr..
Protecting executable from reverse engineering? http://stackoverflow.com/questions/6481668/protecting-executable-from-reverse-engineering my C C code from disassembly and reverse engineering. Normally I would never condone this behavior myself in my code however..
Using .dll in Visual Studio 2010 C++ http://stackoverflow.com/questions/7136450/using-dll-in-visual-studio-2010-c list the library name plus path to the .lib in question. Normally when you build a Windows C C DLL you also get a .lib. This is..
“unpacking” a tuple to call a matching function pointer http://stackoverflow.com/questions/7858817/unpacking-a-tuple-to-call-a-matching-function-pointer std tuple int double void a b c f saved.delayed_dispatch Normally for problems involving std tuple or variadic templates I'd write..
Why is reading lines from stdin much slower in C++ than Python? http://stackoverflow.com/questions/9371238/why-is-reading-lines-from-stdin-much-slower-in-c-than-python see much better performance cin.sync_with_stdio false Normally when an input stream is buffered instead of reading one character..
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