¡@
c++ Programming Glossary: lifetimehttp://stackoverflow.com/questions/1008019/c-singleton-design-pattern initialization order problems See this article describing lifetimes What is the lifetime of a static variable in a C function See.. problems See this article describing lifetimes What is the lifetime of a static variable in a C function See this article that discusses..
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 is a class that wraps a bare C pointer to manage the lifetime of the object being pointed to. With bare C pointers the programmer.. call. Scoped pointers are useful when you want to tie the lifetime of the object to a particular block of code or if you embedded.. you embedded it as member data inside another object the lifetime of that other object. The object exists until the containing..
How come a non-const reference cannot bind to a temporary object? http://stackoverflow.com/questions/1565600/how-come-a-non-const-reference-cannot-bind-to-a-temporary-object g getx error g getx .ref OK return 0 It is clear that the lifetime of the object cannot be the cause because constant reference.. a temporary object to the const reference extends the lifetime of this object and Nothing is said about non const references.. additional question . Does following assignment extend the lifetime of temporary object X x getx .ref OK c reference const temporary..
C++ Which is faster: Stack allocation or Heap allocation http://stackoverflow.com/questions/161053/c-which-is-faster-stack-allocation-or-heap-allocation
What are rvalues, lvalues, xvalues, glvalues, and prvalues? http://stackoverflow.com/questions/3601602/what-are-rvalues-lvalues-xvalues-glvalues-and-prvalues value also refers to an object usually near the end of its lifetime so that its resources may be moved for example . An xvalue is..
What are all the common undefined behaviour that a C++ programmer should know about? [closed] http://stackoverflow.com/questions/367633/what-are-all-the-common-undefined-behaviour-that-a-c-programmer-should-know-ab allocation of size zero Using pointers to objects whose lifetime has ended for instance stack allocated objects or deleted objects.. a string literal or any other const object during its lifetime Concatenating a narrow with a wide string literal during preprocessing..
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 take and return only parameters of POD types. The lifetime of objects of non POD class type begins when the constructor.. ends when the destructor has finished. For POD classes the lifetime begins when storage for the object is occupied and finishes..
Can a local variable's memory be accessed outside its scope? http://stackoverflow.com/questions/6441218/can-a-local-variables-memory-be-accessed-outside-its-scope is to have some sort of long lived storage area where the lifetime of each byte in the storage that is the period of time when.. is to have some sort of short lived storage area where the lifetime of each byte in the storage is well known and in particular.. each byte in the storage is well known and in particular lifetimes of storages follow a nesting pattern. That is the allocation..
Why should `new` be used as little as possible? http://stackoverflow.com/questions/6500313/why-should-new-be-used-as-little-as-possible mechanism allows you to manage resources by aligning the lifetime of the resource with the lifetime of a variable. It is commonly.. by aligning the lifetime of the resource with the lifetime of a variable. It is commonly used to wrap resources into another..
Which kind of pointer do I use when? http://stackoverflow.com/questions/8706192/which-kind-of-pointer-do-i-use-when to observe the shared resource without influencing its lifetime not to break cycles. Cycles with shared_ptr shouldn't normally..
|