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c++ Programming Glossary: dataWhy is “using namespace std;” considered bad practice? http://stackoverflow.com/questions/1452721/why-is-using-namespace-std-considered-bad-practice
What is the slicing problem in C++? http://stackoverflow.com/questions/274626/what-is-the-slicing-problem-in-c class B public A int bar So an object of type B has two data members foo and bar Then if you were to write this B b A a b..
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 our estimate of the probable cost of I . If the amount of data is small it doesn't tell us accurately what the cost is only..
Undefined Behavior and Sequence Points http://stackoverflow.com/questions/4176328/undefined-behavior-and-sequence-points upon use of an erroneous program construct or erroneous data for which this International Standard imposes no requirements..
http://stackoverflow.com/questions/4421706/operator-overloading to copy. If a function object absolutely needs to use data which is expensive to copy it is better to store that data elsewhere.. data which is expensive to copy it is better to store that data elsewhere and have the function object refer to it. Comparison.. used for container like types that allow access to their data elements by a key. The canonical form of providing these is..
Why is iostream::eof inside a loop condition considered wrong? http://stackoverflow.com/questions/5605125/why-is-iostreameof-inside-a-loop-condition-considered-wrong will be at the end of the stream while inStream.eof int data yay not end of stream yet now read ... inStream data oh crap.. int data yay not end of stream yet now read ... inStream data oh crap now we read the end and only now the eof bit will be.. as well as the fail bit do stuff with now uninitialized data Against this int data while inStream data when we land here..
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 UnionNode T void holds a void which contains the actual data and an index to store the current type. For quite a few functions.. t refers to a template type parameter x could be a static data member or member function non type or could equally well be..
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 of generating code which manages the storage of the data manipulated by that program. There are lots of different ways.. variables are usually generated as storage on a stack data structure because a stack has the property that the first thing..
Why can't you use offsetof on non-POD strucutures in C++? http://stackoverflow.com/questions/1129894/why-cant-you-use-offsetof-on-non-pod-strucutures-in-c members of structures or classes that are not Plain Old Data Structures. I tried it out and it seems to work fine. class..
http://stackoverflow.com/questions/146452/what-are-pod-types-in-c share improve this question POD stands for Plain Old Data that is a struct or class without constructors destructors and.. goes into a bit more detail and defines it as A Plain Old Data Structure in C is an aggregate class that contains only PODS..
What is “cache-friendly” code? http://stackoverflow.com/questions/16699247/what-is-cache-friendly-code is easy but we can't buy our way out of latency . Data is always retrieved through the memory hierarchy smallest fastest..
Best open XML parser for C++ [closed] http://stackoverflow.com/questions/170686/best-open-xml-parser-for-c Rapidxml Depending on you use you may use an XML Data Binding CodeSynthesis XSD is an XML Data Binding compiler for.. may use an XML Data Binding CodeSynthesis XSD is an XML Data Binding compiler for C developed by Code Synthesis and dual..
C++ Static member initalization (template fun inside) http://stackoverflow.com/questions/1819131/c-static-member-initalization-template-fun-inside question on stackoverflow Point of Instantiation of Static Data Members . I think it's worth reducing the test case and considering..
At what point is it worth using a database? http://stackoverflow.com/questions/2648802/at-what-point-is-it-worth-using-a-database individual people The data is no longer short and simple. Data Duplication Evolution to Data Driven Execution When the data.. no longer short and simple. Data Duplication Evolution to Data Driven Execution When the data is changing but the execution.. lean and mean like SQLite . Design Development of External Data Structures Posting questions to Stack Overflow about serialization..
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 material What are Aggregates What are POD s Plain Old Data How are they related How and why are they special What changes.. you want to know about both aggregates and POD's Plain Old Data take time and read it. If you are interested just in aggregates.. definition imply did I mention POD stands for Plain Old Data All POD classes are aggregates or to put it the other way around..
Developing Internet Explorer Extensions? http://stackoverflow.com/questions/5643819/developing-internet-explorer-extensions Reference Include System Reference Include System.Data Reference Include System.Drawing Reference Include System.Windows.Forms.. ex.Message #endregion #region Load and Save Data static string TextToHighlight DefaultTextToHighlight public.. DefaultTextToHighlight public static string RegData Software MyIEExtension DllImport ieframe.dll public static extern..
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 Others however need to be obtained from the Performance Data Helper libary PDH which is a bit unintuitive and takes a lot.. _Total Processor Time NULL &cpuTotal PdhCollectQueryData cpuQuery double getCurrentValue PDH_FMT_COUNTERVALUE counterVal.. PDH_FMT_COUNTERVALUE counterVal PdhCollectQueryData cpuQuery PdhGetFormattedCounterValue cpuTotal PDH_FMT_DOUBLE..
C++11 features in Visual Studio 2012 http://stackoverflow.com/questions/7421825/c11-features-in-visual-studio-2012 Atomics Strong compare and exchange Bi directional fences Data dependency ordering Range based for loop In early November 2012..
Boolean expression (grammar) parser in c++ http://stackoverflow.com/questions/8706356/boolean-expression-grammar-parser-in-c Therefore the grammar lacks a certain elegance. Abstract Data Type I defined a tree data structure using Boost Variant's recursive..
DirectX 11 framebuffer capture (C++, no Win32 or D3DX) http://stackoverflow.com/questions/10623787/directx-11-framebuffer-capture-c-no-win32-or-d3dx D3D11_MAP_READ 0 resource resource.pData TEXTURE DATA IS HERE const int pitch width 2 const unsigned char source static_cast.. D3D11_MAP_READ_WRITE 0 resource resource.pData TEXTURE DATA IS HERE const int pitch width 2 const unsigned char source static_cast..
C/C++ function definitions without assembly http://stackoverflow.com/questions/2442966/c-c-function-definitions-without-assembly _IO_FILE const void _IO_ssize_t #define _IO_SYSWRITE FP DATA LEN JUMP2 __write FP DATA LEN #define _IO_WSYSWRITE FP DATA.. #define _IO_SYSWRITE FP DATA LEN JUMP2 __write FP DATA LEN #define _IO_WSYSWRITE FP DATA LEN WJUMP2 __write FP DATA.. LEN JUMP2 __write FP DATA LEN #define _IO_WSYSWRITE FP DATA LEN WJUMP2 __write FP DATA LEN So inside of the do_write we..
How does dereferencing of a function pointer happen? http://stackoverflow.com/questions/2795575/how-does-dereferencing-of-a-function-pointer-happen pointer means accessing a CODE memory as it would be a DATA memory. Function pointer isn't suppose to be dereferenced in..
C code compiles as C++, but not as C [duplicate] http://stackoverflow.com/questions/3143052/c-code-compiles-as-c-but-not-as-c n nInpoutTest read ADDRESS nor nInpoutTest write ADDRESS DATA n n n n n else if strcmp argv 1 read data Inp32 atoi argv 2.. n nInpoutTest read ADDRESS nor nInpoutTest write ADDRESS DATA n n n n n else Out32 atoi argv 2 atoi argv 3 printf data written..
Is a string literal in c++ created in static memory? http://stackoverflow.com/questions/349025/is-a-string-literal-in-c-created-in-static-memory data. These were stored in the TEXT code segment and DATA initialised data segment. Even when you have code like char..
http://stackoverflow.com/questions/58210/c-smtp-example namespace std #define HELO HELO 192.168.1.1 r n #define DATA DATA r n #define QUIT QUIT r n #define h_addr h_addr_list 0.. std #define HELO HELO 192.168.1.1 r n #define DATA DATA r n #define QUIT QUIT r n #define h_addr h_addr_list 0 FILE.. to_id send_socket r n read_socket Recipient OK send_socket DATA body to follow send_socket Subject send_socket sub read_socket..
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