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c++ Programming Glossary: failIs there a difference in C++ between copy initialization and direct initialization? http://stackoverflow.com/questions/1051379/is-there-a-difference-in-c-between-copy-initialization-and-direct-initializati the copy constructor is explicit then the first one will fail. Read 8.5 14 . double b1 0.5 double b2 0.5 This is doing the..
Why 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 this question You are the victim of branch prediction fail. What is Branch Prediction Consider a railroad junction Image..
How to use Boost in Visual Studio 2010 http://stackoverflow.com/questions/2629421/how-to-use-boost-in-visual-studio-2010 to build boost. If auto detection of the MPI installation fail then you'll need to look for and modify the appropriate build.. explicit Python specification currently cause MPI build to fail. So you'll need to do some separate building with and without..
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 also can only go through public inheritance it will always fail to travel through protected or private inheritance. This is.. are sure static_cast will succeed or reinterpret_cast will fail. Even then consider the longer more explicit option. C style..
http://stackoverflow.com/questions/3582001/advantages-of-using-forward this is impossible. There are many attempts but they all fail in some regard. The simplest is to use an lvalue reference template.. typename B typename C void f A a B b C c E a b c But this fails to handle temporary values f 1 2 3 as those cannot be bound.. b c Which fixes the above problem but flips flops. It now fails to allow E to have non const arguments int i 1 j 2 k 3 void..
http://stackoverflow.com/questions/4172722/what-is-the-rule-of-three pointer. Exception safety Unfortunately this solution will fail if new char ... throws an exception due to memory exhaustion...
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 Value initialization for a non aggregate class can fail if for example the class has no appropriate default constructor...
http://stackoverflow.com/questions/4421706/operator-overloading that you get this boiler plate code right. If you fail either your operator ™s code won ™t compile or your users code.. no valid object of T found in stream is.setstate std ios failbit return is When implementing operator manually setting the..
http://stackoverflow.com/questions/4810664/how-do-i-use-arrays-in-c it is deemed useful that is whenever an operation would fail on an array but succeed on a pointer. This conversion from array..
Why is iostream::eof inside a loop condition considered wrong? http://stackoverflow.com/questions/5605125/why-is-iostreameof-inside-a-loop-condition-considered-wrong end and only now the eof bit will be set as well as the fail bit do stuff with now uninitialized data Against this int data..
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 the house is no longer there and goes to visit it with failed results see also the part about an invalid reference below.. forgot to clear h here h.OpenFrontDoor will most likely fail Using h after the call to .Free might work but that is just.. might work but that is just pure luck. Most likely it will fail at a customers place in the middle of a critical operation...
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 T void ... template typename U struct inUnion char fail sizeof U Cannot be instantiated for any U template struct inUnion..
WChars, Encodings, Standards and Portability http://stackoverflow.com/questions/6300804/wchars-encodings-standards-and-portability of effort in it. Unfortunately most applications already fail at comparatively simple tasks such as writing Greek characters..
Singleton: How should it be used http://stackoverflow.com/questions/86582/singleton-how-should-it-be-used Usages and common bad implementations explaining why they fail to work and for good implementations their weaknesses. So get..
http://stackoverflow.com/questions/10288109/signed-short-to-byte-in-c to see if it worked cout test endl test 4 negative Short2B FAIL n 11 ShortToByte n b test ByteToShort b for display to see if..
Derive overloaded operator, but operate on same types only http://stackoverflow.com/questions/12742728/derive-overloaded-operator-but-operate-on-same-types-only b b this should return a Derived2 object a b this should FAIL AT COMPILE TIME return 0 In other words I want to guarantee..
http://stackoverflow.com/questions/18463414/getting-segfault-due-to-string-data-type-variable-in-protobuf-server-and-clent-c 8 size_t s 16 if bind sd struct sockaddr ser s 1 cout Bind FAIL n else cout Bind Success n if csd accept sd struct sockaddr.. accept sd struct sockaddr cli s 1 cout Connection Accept FAIL n else cout ConnectioN Accept Success n star pkt recv csd pkt.. 8 if connect sd struct sockaddr ser 16 1 cout connect FAIL n else cout connect Success n star pkt pkt.set_name Pratap cout..
C++ - Arguments for Exceptions over Return Codes http://stackoverflow.com/questions/1849490/c-arguments-for-exceptions-over-return-codes screws up the return code settings forgets to return FAIL it can take a very long time to track down. Better information..
USB-drive serial number under linux C++ http://stackoverflow.com/questions/2432759/usb-drive-serial-number-under-linux-c 4 is serial number raw NOT null terminated if rc 0 printf FAIL rc d errno d n rc errno else if rc 1 printf FAIL rc d drive.. 0 printf FAIL rc d errno d n rc errno else if rc 1 printf FAIL rc d drive doesn't report serial number n rc else if scsi_serial..
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