Visual Studio 2012: Unable to attach the process. A debugger is already attached

I built solution, created application in IIS and mapped it to the application folder. It works fine. Then I go to “Attach to Process”, there are two w3wp.exe processes in list, but for one of them I get error “Unable to attach the process. A debugger is already attach.” I’ve googled it but I can’t find solution for my problem.

IIS 7.5 Application Initialization for ASP.NET web service (warmup) without remapping requests

I’m trying to use the IIS 7.5 Application Initialization extension to configure a warmup process for my web application. This is an approach I am taking to minimize slow downs caused by application pool recycling, which is a problem explained well in other questions on Stack Overflow.

Edit config custom section in IIS

I am working on big ASP.NET project(we using ASP.NET 3.5) which comprised of 5 different WebSites and some shared assemblies. Recently I added custom section into web.config files for each site. When I deploy all these applications, each site is deployed separately under same app pool.
Is there any way to make this section editable in IIS on site level, just like you can edit ConnectionString section for each site?

How to check whether postback caused by a Dynamic link button

I have a button control. On click of this button I need to add a Link Button dynamically. The Link Button needs an event handler. Hence the dynamic Link button is first added in the Page_Load and cleared and added again in the button click handler. Please read Dynamic Control’s Event Handler’s Working for understanding the business requirement for this.