c++ Programming Glossary: float
Most effective way for float and double comparison http://stackoverflow.com/questions/17333/most-effective-way-for-float-and-double-comparison effective way for float and double comparison What would be the most efficient way.. be the most efficient way to compare two double or two float values Simply doing this is not correct bool CompareDoubles1.. Seems to waste processing. Does anyone know a smarter float comparer c algorithm optimization floating point share improve..
strange output in comparison of float with float literal http://stackoverflow.com/questions/1839422/strange-output-in-comparison-of-float-with-float-literal output in comparison of float with float literal float f 0.7 if f 0.7 printf equal else printf.. output in comparison of float with float literal float f 0.7 if f 0.7 printf equal else printf not equal.. output in comparison of float with float literal float f 0.7 if f 0.7 printf equal else printf not equal Why is the..
What are the rules about using an underscore in a C++ identifier? http://stackoverflow.com/questions/228783/what-are-the-rules-about-using-an-underscore-in-a-c-identifier are reserved for corresponding functions that operate on float and long double arguments respectively. Names that begin with..
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 like implicit conversions between types such as int to float or pointer to void and it can also call explicit conversion..
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 well. struct X int i1 int i2 struct Y char c X x int i 2 float f protected static double d private void g Y y 'a' 10 20 20..
How do I use arrays in C++? http://stackoverflow.com/questions/4810664/how-do-i-use-arrays-in-c type #include type_traits static_assert std is_same int 8 float 8 value distinct element type static_assert std is_same int..
Why can templates only be implemented in the header file? http://stackoverflow.com/questions/495021/why-can-templates-only-be-implemented-in-the-header-file instantiations template class Foo int template class Foo float You will only be able to use Foo with int or float If my explanation.. Foo float You will only be able to use Foo with int or float If my explanation isn't clear enough you can have a look at..
How to convert a number to string and vice versa in C++ http://stackoverflow.com/questions/5290089/how-to-convert-a-number-to-string-and-vice-versa-in-c to convert a string into an integer in C how to convert a floating point number to a string in C how to convert a string to.. point number to a string in C how to convert a string to a floating point number in C c c faq share improve this question.. 1234 Note that you can use string streams also to convert floating point numbers to string and also to format the string as..
size of int, long, etc http://stackoverflow.com/questions/589575/size-of-int-long-etc I get char 1 byte short 2 bytes int 4 bytes long 4 bytes float 4 bytes double 8 bytes I tried to find without much success.. stating the sizes of char short int long double float and other types I didn't think of under different architectures..
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 actually be in the union. Trying to cast a Union bool float to std string is a compile time error. The simple solution was..
Best way to serialize a Float in java to be read by C++ app? http://stackoverflow.com/questions/1258097/best-way-to-serialize-a-float-in-java-to-be-read-by-c-app way to serialize a Float in java to be read by C app I need to serialize a java Float.. in java to be read by C app I need to serialize a java Float to be read by an application written in C over Socket comms... would be easiest to use the method floatToIntBits in the Float Class however I am not sure how standard that is. java c serialization..
Float and Double value creating confusion in c [duplicate] http://stackoverflow.com/questions/17500455/float-and-double-value-creating-confusion-in-c and Double value creating confusion in c duplicate This question.. here Difference between float and double 9 answers Floating point comparison 6 answers I am running this program...
Float addition promoted to double? http://stackoverflow.com/questions/1839225/float-addition-promoted-to-double addition promoted to double I had a small WTF moment this morning... case I'm working with an exact comparison is justified. Floating point comparision is tricky here's an interesting link on..
How does Float round when converting it into integer http://stackoverflow.com/questions/19079290/how-does-float-round-when-converting-it-into-integer does Float round when converting it into integer If I have float value.. . So in the case of 10.5 it's converted to 10 . C 11 4.9 Floating integral conversions conv.fpint An rvalue of a floating point..
C: Where is union practically used? http://stackoverflow.com/questions/1951269/c-where-is-union-practically-used with value d ptr value v_int break case FLOAT_POINT printf Float with value f ptr value v_float break case STRING printf String..
Using generic methods? http://stackoverflow.com/questions/2107608/using-generic-methods be boxed to their corresponding reference types Integer Float Double Char Bool Short which has some overhead. Memory usage..
Which variables should I typecast when doing math operations in C/C++? http://stackoverflow.com/questions/245740/which-variables-should-i-typecast-when-doing-math-operations-in-c-c c c casting share improve this question Question 1 Float division int a 2 b 3 float c static_cast float a b need to convert..
Float to binary in C++ http://stackoverflow.com/questions/2746380/float-to-binary-in-c to binary in C I'm wondering if there is a way to represent..
Performance of built-in types : char vs short vs int vs. float vs. double http://stackoverflow.com/questions/5069489/performance-of-built-in-types-char-vs-short-vs-int-vs-float-vs-double c c performance built in share improve this question Float vs. integer Historically floating point could be much slower..
“Undefined reference to” template class constructor http://stackoverflow.com/questions/8752837/undefined-reference-to-template-class-constructor e str.anade f cout endl c flo.saca cout First In First Out Float c endl cout endl f str.saca cout First In First Out String f..
How to check dependencies of floats http://stackoverflow.com/questions/9136860/how-to-check-dependencies-of-floats accuracy inverse share improve this question The Float Precision Problem You have two problems here but both come from..
What happens when you logical not a float? http://stackoverflow.com/questions/9833790/what-happens-when-you-logical-not-a-float of C C differences float a 2.5 a What does this return Int Float c c floating point logic logical operators share improve..
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