c++ Programming Glossary: destroyed

http://stackoverflow.com/questions/1008019/c-singleton-design-pattern

of Singleton in c The classic lazy evaluated and correctly destroyed singleton. class S public static S getInstance static S instance.. static S getInstance static S instance Guaranteed to be destroyed. Instantiated on first use. return instance private S Constructor..

What is a smart pointer and when should I use one?

http://stackoverflow.com/questions/106508/what-is-a-smart-pointer-and-when-should-i-use-one

by comparison defines a policy as to when the object is destroyed. You still have to create the object but you no longer have.. goes out of scope the MyObject is automatically destroyed. ptr Oops Compile error ptr not defined since it is no longer.. code is exitted or until the containing object is itself destroyed. A more complex smart pointer policy involves reference counting..

throwing exceptions out of a destructor

http://stackoverflow.com/questions/130117/throwing-exceptions-out-of-a-destructor

user of the object is not worried as the object will be destroyed then the destructor is left to take care of business. An example..

What is move semantics?

http://stackoverflow.com/questions/3106110/what-is-move-semantics

point in time. rvalues denote temporary objects which are destroyed at the next semicolon to be more precise at the end of the full..

RAII and smart pointers in C++

http://stackoverflow.com/questions/395123/raii-and-smart-pointers-in-c

in the destructor of File. So long as the File object is destroyed at the right time which it should be anyway closing the file.. is that we have no guarantee over when the object will be destroyed so cannot guarantee when a resource such as file will be freed... heap using new that way when foo is completed str won't be destroyed. std string foo std string str new std string Do cool things..

What is The Rule of Three?

http://stackoverflow.com/questions/4172722/what-is-the-rule-of-three

effects Changes via a can be observed via b . Once b is destroyed a.name is a dangling pointer. If a is destroyed deleting the.. Once b is destroyed a.name is a dangling pointer. If a is destroyed deleting the dangling pointer yields undefined behavior . Since..

Singleton: How should it be used

http://stackoverflow.com/questions/86582/singleton-how-should-it-be-used

to be lazy initialized Guaranteed that it will be destroyed correctly static MySingleton instance return instance OK. Lets..

Why does the use of 'new' cause memory leaks?

http://stackoverflow.com/questions/8839943/why-does-the-use-of-new-cause-memory-leaks