Lifetime of Qt Objects

What are the lifetimes of Qt Objects? Such as: QTcpSocket *socket=new QTcpSocket(); When socket will be destroyed? Should I use

Unity Child Container Lifetime with WCF

We\'re using Unity to provide dependency injection within the WCF service layer for our current project, and we have followed examples such as the following to write a service host factory, service ho

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Lifetime issue of IDisposable unmanaged resources in a complex object graph?

This question is about dealing with unmanaged resources (COM interop) and making sure there won\'t be any resource leaks. I\'d appreciate feedback on whether I seem to do things the right way.

What happens to an ActiveX control (COleControl) after the call to OnDestroy()?

I have an ActiveX control written in C++ that runs in Internet Explorer 8. Most of the time (approx 90%) when the tab or browser containing the control is closed, there is an access violation like thi

Multiple constructor with Structuremap changing the scope?

To illustrate the problem, here is a simplified version of my setup. I have a factory like this one :

Adding Blogengine.net Javascript file references

I have a new blogengine site up and want to set up syntax highlighting. The problem is that I have a few files (javascript and css) that I need to add the the head of the page, but there is no one pag

boost signals - How control lifetime of objects sent to subscribers? Smart pointers?

I am using boost::signals2 under Red Hat Enterprise Linux 5.3. My signal creates an object copy and sends it\'s pointer to subscribers.This was implemented for thread safety to prevent the wor开发者_

__del__ method being called in python when it is not expected

I am new to python and have been working through the examples in Swaroop CH\'s \"A Byte of Python\".I am seeing some behavior with the __del__ method that is puzzling me.

Linq to Sql DataContext life cycle in a WCF service

I have a service exposed via WCF. The service exposes several methods that talk to the databas开发者_JAVA百科e through a Linq to SQL datacontext. The datacontext is bound to the CallContext. All of th