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c++ Programming Glossary: assumeIs 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 Depends on what type A_factory_func returns. I assume it returns an A then it's doing the same except that when the..
What is the name of this operator: “-->”? http://stackoverflow.com/questions/1642028/what-is-the-name-of-this-operator int main int x 10 while x 0 x goes to 0 printf d x I'd assume this is C since it works in GCC as well. Where is this defined..
Which, if any, C++ compilers do tail-recursion optimization? http://stackoverflow.com/questions/34125/which-if-any-c-compilers-do-tail-recursion-optimization even though I find it reassuring that Konrad tells me to assume it It is always possible to check if the compiler does this.. at the assembly output. However you cann usually just assume that the compiler did the optimization. EDIT Tail call optimization..
http://stackoverflow.com/questions/356950/c-functors-and-their-uses i 50 and it added 42 to its argument std vector int in assume this contains a bunch of values std vector int out Pass a functor..
When and why will an OS initialise memory to 0xCD, 0xDD, etc. on malloc/free/new/delete? http://stackoverflow.com/questions/370195/when-and-why-will-an-os-initialise-memory-to-0xcd-0xdd-etc-on-malloc-free-new However in VS 2008 VC 9 the value was changed to 0xFE . I assume that's because there could be situations where the fill operation..
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 much . For simplicity suppose we don't know what f is but assume it is either 0.1 0.2 0.3 ... 0.9 1.0 and the prior probability.. . Suppose the prior assumptions are different. Suppose we assume P f 0.1 is .991 nearly certain and all the other possibilities..
Undefined Behavior and Sequence Points Reloaded http://stackoverflow.com/questions/4638364/undefined-behavior-and-sequence-points-reloaded behavior. I presume that when say this we implicitly assume that type of i is one of built in types. So my question is what..
Pretty-print C++ STL containers http://stackoverflow.com/questions/4850473/pretty-print-c-stl-containers custom delimiters here is one way using type erasure. We assume that you have already constructed a delimiter class say MyDel..
Why is iostream::eof inside a loop condition considered wrong? http://stackoverflow.com/questions/5605125/why-is-iostreameof-inside-a-loop-condition-considered-wrong next read will be the end of the stream. Consider this and assume then next read will be at the end of the stream while inStream.eof..
Developing Internet Explorer Extensions? http://stackoverflow.com/questions/5643819/developing-internet-explorer-extensions not an option. Maybe a SQLite DB or such It is okay to assume that .NET 4.0 will be installed on a user's computer EDIT I'm..
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 memory and pointers it is accurate enough. Let's assume the THouse class used below looks like this type THouse class.. is the reason I chose a fixed size array. To set the stage assume that the second house we allocate will for some reason be placed..
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 is a template id. But where exactly And should it then assume that inUnion is a class template i.e. inUnion U names a type.. and that is dependent on a template parameter is assumed not to name a type unless the applicable name lookup finds.. base class you are not allowed to write typename . It's assumed that the name given is a class type name. This is true for..
Is short-circuiting boolean operators mandated in C/C++? And evaluation order? http://stackoverflow.com/questions/628526/is-short-circuiting-boolean-operators-mandated-in-c-c-and-evaluation-order isn't strictly defined so your code shouldn't depend or assume functions within an expression would be executed in a specific..
How to determine CPU and memory consumption from inside a process? http://stackoverflow.com/questions/63166/how-to-determine-cpu-and-memory-consumption-from-inside-a-process return percent TODO Other Platforms I would assume that some of the Linux code also works for the Unixes except..
http://stackoverflow.com/questions/6438086/iterator-invalidation-rules end iterators are subject to the above rules you should assume anyway that they are as this is the case in practice . Note..
Executing cv::warpPerspective for a fake deskewing on a set of cv::Point http://stackoverflow.com/questions/7838487/executing-cvwarpperspective-for-a-fake-deskewing-on-a-set-of-cvpoint std endl Does the order of the points matter I assume they do NOT. But if it does is there an easy way to identify.. pts 4 box.points pts Does the order of the points matter I assume they do NOT. But if it does is there an easy way to identify..
Where are static variables stored (in C/C++)? http://stackoverflow.com/questions/93039/where-are-static-variables-stored-in-c-c for those static variables. For discussion purposes lets assume we use the GCC toolchain. c c compiler share improve this..
Find position of element in C++11 range-based for loop? http://stackoverflow.com/questions/10962290/find-position-of-element-in-c11-range-based-for-loop position of element in C 11 range based for loop Assume I have the following code vector int list for auto elem list..
Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513? http://stackoverflow.com/questions/11413855/why-is-transposing-a-matrix-of-512x512-much-slower-than-transposing-a-matrix-of memory. I'll try to somewhat follow the example from Agner Assume each set has 4 lines each holding 64 bytes. We first attempt.. Agner I'm following it closely to avoid making mistakes Assume a matrix of 64x64 remember the effects vary according to the.. to 4 rows of the matrix which is continuous in memory . Assume we're processing row 28. We're attempting to take the elements..
http://stackoverflow.com/questions/1522994/store-an-int-in-a-char-array bytes out of the array such that har2 har Thanks guys EDIT Assume int are 4 bytes... EDIT2 Please don't care about endianness.....
http://stackoverflow.com/questions/1742848/why-exactly-do-i-need-an-explicit-upcast-when-implementing-queryinterface-in-a QueryInterface in an object with multiple interfaces Assume I have a class implementing two or more COM interfaces class..
How do you convert a C++ string to an int? [duplicate] http://stackoverflow.com/questions/200090/how-do-you-convert-a-c-string-to-an-int to an int in C How do you convert a C string to an int Assume you are expecting the string to have actual numbers in it 1..
Coding Practices which enable the compiler/optimizer to make a faster program http://stackoverflow.com/questions/2074099/coding-practices-which-enable-the-compiler-optimizer-to-make-a-faster-program is not about the overall process to profile and optimize. Assume that the program has been written correctly compiled with full..
http://stackoverflow.com/questions/216510/extern-inline link to it . Where does extern inline fit into the picture Assume I want to replace a preprocessor macro by an inline function..
Python snippet to remove C and C++ comments http://stackoverflow.com/questions/241327/python-snippet-to-remove-c-and-c-comments Python code that removes C and C comments from a string. Assume the string contains an entire C source file. I realize that..
Examples of good gotos in C or C++ http://stackoverflow.com/questions/245742/examples-of-good-gotos-in-c-or-c in real code because it goes against established idiom. Assume that we have all heard of 'Goto considered harmful' and know..
Why is volatile not considered useful in multithreaded C or C++ programming? http://stackoverflow.com/questions/2484980/why-is-volatile-not-considered-useful-in-multithreaded-c-or-c-programming memory until much later that no reordering takes place. Assume that we use a volatile variable as a flag to indicate whether..
Generic vector of vectors in C++ http://stackoverflow.com/questions/293988/generic-vector-of-vectors-in-c there's something equivalent which is always better . Assume that it does accurately model the problem and that a matrix.. and that a matrix does not accurately model the problem. Assume also that templated functions taking these things as parameters..
Why is this cin reading jammed? http://stackoverflow.com/questions/478258/why-is-this-cin-reading-jammed not. You don't need it when you sequence multiple cin . Assume you have in your buffer foo nbar n . Then you do the following..
Calling functions in a DLL from C++ http://stackoverflow.com/questions/539358/calling-functions-in-a-dll-from-c how to call the functions in the DLL from the application. Assume I am starting with a blank C project and that I want to call..
Do the parentheses after the type name make a difference with new? http://stackoverflow.com/questions/620137/do-the-parentheses-after-the-type-name-make-a-difference-with-new 3rd type of initialization value initialization was added. Assume struct A int m POD struct B ~B int m non POD compiler generated..
http://stackoverflow.com/questions/639248/c-covariant-templates Derived d new Derived SmartPtr Base b d compiler error Assume those classes are fully fleshed out... I think you get the idea...
What is the correct way of reading from a TCP socket in C/C++? http://stackoverflow.com/questions/666601/what-is-the-correct-way-of-reading-from-a-tcp-socket-in-c-c which denotes the length of the rest of your message. Assume that your header consist only of a 4 byte integer which denotes..
http://stackoverflow.com/questions/7868936/c-read-file-line-by-line ifstream infile thefile.txt The two standard methods are Assume that every line consists of two numbers and read token by token..
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