c++ Programming Glossary: cases

Is 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

say both things. Please cite text as proof. Also add other cases please. c initalization share improve this question A a1.. same these two forms are remarkably different in certain cases. The two forms of initialization are direct and copy initialization..

What is this weird colon-member syntax in the constructor?

http://stackoverflow.com/questions/1711990/what-is-this-weird-colon-member-syntax-in-the-constructor

about it in any good C book. You should in most cases initialize all member objects in the member initialization list..

Most effective way for float and double comparison

http://stackoverflow.com/questions/17333/most-effective-way-for-float-and-double-comparison

doubles here we use doubles to hold int values in certain cases your arithmetic will be correct. For example 4.0 2.0 will be..

What is the difference between new/delete and malloc/free?

http://stackoverflow.com/questions/240212/what-is-the-difference-between-new-delete-and-malloc-free

new delete and malloc free Related duplicate In what cases do I use malloc vs new c memory management share improve..

Regular cast vs. static_cast vs. dynamic_cast

http://stackoverflow.com/questions/28002/regular-cast-vs-static-cast-vs-dynamic-cast

this question static_cast static_cast is used for cases where you basically want to reverse an implicit conversion with.. to ensure this. dynamic_cast dynamic_cast is used for cases where you don't know what the dynamic type of the object is...

What is the copy-and-swap idiom?

http://stackoverflow.com/questions/3279543/what-is-the-copy-and-swap-idiom

the array only to try and copy it . But in all other cases it merely serves to slow the program down and act as noise in..

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

explicit conversion functions or implicit ones . In many cases explicitly stating static_cast isn't necessary but it's important..

C++ Functors - and their uses

http://stackoverflow.com/questions/356950/c-functors-and-their-uses

give me an overview as to what they are and in what cases they would be useful c functor function call operator share..

Pass by Reference / Value in C++

http://stackoverflow.com/questions/410593/pass-by-reference-value-in-c

directly to the argument expression 8.5.3 4 . In all other cases we have to do with pass by value. That means that the following.. the parameter has not got reference type. The following cases are pass by reference by the rules of 8.5.3 4 and others void..

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

PODs even though the standard term is POD struct for both cases Just like in the case of aggregates it doesn't matter what static.. liberal with this rule 㻳t just issues a warning in both cases. int f struct NonPOD NonPOD goto label NonPOD x label return..

Operator overloading

http://stackoverflow.com/questions/4421706/operator-overloading

and for output and input there are very few reasonable use cases for overloading these. 3 Again the lesson to be taken from this..

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

function template Additional notes and examples In enough cases we need both of typename and template . Your code should look.. typename t template iterator int value_type v In some cases the keywords are forbidden as detailed below On the name of..

What is a lambda expression in C++11?

http://stackoverflow.com/questions/7627098/what-is-a-lambda-expression-in-c11

prior to their introduction A few examples and use cases would be useful. c lambda c 11 c faq share improve this question.. sugar for anonymous functors. Return types In simple cases the return type of the lambda is deduced for you e.g. void func4.. to write more complex lambdas you will quickly encounter cases where the return type cannot be deduced by the compiler e.g...