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c++ Programming Glossary: printerWhy 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
C++ singleton vs. global static object http://stackoverflow.com/questions/1463707/c-singleton-vs-global-static-object is local static object. Printer thePrinter static Printer printer return printer This is technically a singleton though this function.. object. Printer thePrinter static Printer printer return printer This is technically a singleton though this function can even..
Pros and cons of using nested C++ classes and enumerations? http://stackoverflow.com/questions/216748/pros-and-cons-of-using-nested-c-classes-and-enumerations enumerations For example suppose you have a class called printer and this class also stores information on output trays you could.. stores information on output trays you could have class printer public std string name_ enum TYPE TYPE_LOCAL TYPE_NETWORK class.. TYPE TYPE_LOCAL TYPE_NETWORK class output_tray ... ... printer prn printer TYPE type printer output_tray tray Alternatively..
Cross-platform way to get line number of an INI file where given option was found http://stackoverflow.com/questions/8358975/cross-platform-way-to-get-line-number-of-an-ini-file-where-given-option-was-foun qi namespace phx boost phoenix namespace inireader struct printer printer std ostream os _os os std ostream _os typedef boost.. phx boost phoenix namespace inireader struct printer printer std ostream os _os os std ostream _os typedef boost spirit utf8_string.. info const what using boost spirit basic_info_walker printer pr os basic_info_walker printer walker pr what.tag 0 boost apply_visitor..
Boolean expression (grammar) parser in c++ http://stackoverflow.com/questions/8706356/boolean-expression-grammar-parser-in-c is surprisingly simple once you get the hang of it struct printer boost static_visitor void printer std ostream os _os os std.. the hang of it struct printer boost static_visitor void printer std ostream os _os os std ostream _os void operator const var.. operator std ostream os const expr e boost apply_visitor printer os e return os Test output For the test cases in the code the..
C++ singleton vs. global static object http://stackoverflow.com/questions/1463707/c-singleton-vs-global-static-object Actually in C preferred way is local static object. Printer thePrinter static Printer printer return printer This is technically.. in C preferred way is local static object. Printer thePrinter static Printer printer return printer This is technically a.. way is local static object. Printer thePrinter static Printer printer return printer This is technically a singleton though..
How Visitor Pattern avoid downcasting http://stackoverflow.com/questions/3254788/how-visitor-pattern-avoid-downcasting object polymorphically. Implementing custom visitor class Printer public Visitor virtual void Visit Derived1 d1 std printf Handling.. arbitrary function that handles Base. void Handle Base obj Printer p obj.Accept p Accept is a virtual function that dispatches..
How do you validate an object's internal state? http://stackoverflow.com/questions/343605/how-do-you-validate-an-objects-internal-state integrity checks. For instance let's say we want a Printer object to Queue a print job asynchronously. To the user of Printer.. object to Queue a print job asynchronously. To the user of Printer that operation can only succeed because an asynchronous queue.. no relevant error code to convey to the caller. But to the Printer object this operation can fail if the internal state is bad..
Template constructor weirdness [duplicate] http://stackoverflow.com/questions/6358882/template-constructor-weirdness in edit 2 Laid out simple in code #include iostream struct Printer Printer std cout secret code std endl template class A struct.. 2 Laid out simple in code #include iostream struct Printer Printer std cout secret code std endl template class A struct Class.. forbids the use of printer in the first parameter Class Printer printer throw std exception here be dragons int main Class int..
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