c++ Programming Glossary: roughly
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 distributed between 0 and 255. When the data is sorted roughly the first half of the iterations will not enter the if statement...
Multithreaded Memory Allocators for C/C++ http://stackoverflow.com/questions/147298/multithreaded-memory-allocators-for-c-c Hoard. Both have similar implementations and both achieve roughly linear performance scaling with respect to the number of threads.. link it looks like Hoard tcmalloc and ptmalloc are all roughly comparable for speed. Overall tt looks like ptmalloc is optimized..
How to filter items from a std::map? http://stackoverflow.com/questions/180516/how-to-filter-items-from-a-stdmap to filter items from a std map I have roughly the following code. Could this be made nicer or more efficient..
Are there gotchas using varargs with reference parameters http://stackoverflow.com/questions/222195/are-there-gotchas-using-varargs-with-reference-parameters you'll see what's happening va_start argptr format becomes roughly argptr va_list format 1 If format is a value type it gets placed..
Easy framework for OpenGL Shaders in C/C++ http://stackoverflow.com/questions/2795044/easy-framework-for-opengl-shaders-in-c-c all I'd avoid using glut it's buggy hasn't been updated in roughly a decade and its design doesn't really fit very well with what..
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 you will catch it in the act on each sample. So that is roughly the percentage of samples on which you will see it. There is..
C/C++: switch for non-integers http://stackoverflow.com/questions/4165131/c-c-switch-for-non-integers ELSE optional ENDMATCH xy_match This will generate roughly a function bool xy_match char _buf T user so it must be at the..
Post-increment and pre-increment within a 'for' loop produce same output http://stackoverflow.com/questions/4706199/post-increment-and-pre-increment-within-a-for-loop-produce-same-output matter in a for loop is that the flow of control works roughly like this test the condition if it is false terminate if it..
Create an On-screen Keyboard http://stackoverflow.com/questions/4944621/create-an-on-screen-keyboard keyboard. How do I simulate shift The code I use is roughly VK vk VkKeyScanEx c GetKeyboardLayout 0 AttachThreadInput _attachedThredId..
Java's final vs. C++'s const http://stackoverflow.com/questions/4971286/javas-final-vs-cs-const says that highlight is my own The keyword final is roughly equivalent to const in C What does roughly mean in this context.. final is roughly equivalent to const in C What does roughly mean in this context Aren't they exactly the same What are the..
C++11 rvalues and move semantics confusion http://stackoverflow.com/questions/4986673/c11-rvalues-and-move-semantics-confusion vector int rval_ref return_vector Your third example is roughly equivalent to your first. The std move on tmp is unnecessary..
System where 1 byte != 8 bit? http://stackoverflow.com/questions/5516044/system-where-1-byte-8-bit of 12 14 or even 16 bits is fairly common. Windows CE does roughly the same its smallest type at least with Microsoft's compiler..
Template instantiation details of GCC and MS compilers http://stackoverflow.com/questions/7182359/template-instantiation-details-of-gcc-and-ms-compilers will be instantiated when actually used Not exactly but roughly. The precise point of instantiation is a bit subtle and I delegate..
C++, C# and JavaScript on WinRT [closed] http://stackoverflow.com/questions/7466303/c-c-sharp-and-javascript-on-winrt improve this question Regarding #1 the line up would be roughly as follows JavaScript highest level dynamically typed GC. You..
Boolean expression (grammar) parser in c++ http://stackoverflow.com/questions/8706356/boolean-expression-grammar-parser-in-c compiled parser with strongly typed AST datatype in roughly 50 lines of code. Things could be considerably worse. template..
What is a C++ delegate? http://stackoverflow.com/questions/9568150/what-is-a-c-delegate i f 3.14 Option 2 lambda expressions C 11 only Syntax is roughly capture parameter list return type block Some shortcuts exist..
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