I just converted a 1.1 app to 2.0. The app runs very slow, and cpu utilization is almost 3 times. While investigating I noticed that the additional time is spent in RT checks. RT checks for 1.1 was 0. App is compiled and run locally. ...more >>

how much faster are unmanaged vs. managed arrays? (.net 2.0 framework) ...more >>

I need to implement a plugin interface that is isolated and can be loaded and unloaded at any time. Right now I am usign a second app domain and calling in to it using remoting. The problem is remoting is way to slow. I need to pass in a Stream of data a couple hundred times a second. In m...more >>

Why can't Microsoft operating systems come with embedded Registry cleaner? -- E.A...more >>

Am having VS2005 on W2K3. The definition of this "Bytes in All Heaps" is the sum of all the heaps(Gen0+Gen1+Gen2+LOH). I could observe the value of "Bytes in All Heaps" equals to (Gen1 + Gen2 + LOH) heap size and not including Gen0 heap size. Is this a known bug or what. user ...more >>

Hi All, I have a number of questions related to making objects available for collection by the GC. I have an application that is leaking memory to the point of filling up all 3 heap generations and then throwing OutOfMemoryException. Question 1 I class has a property "public IList<Som...more >>

hey, when i want to play a music file or a video file on windows media player or in the media center it takes too much time to begin playing the file...even when the media player is playing a list of songs...how can i fix this problem ? thanks...more >>

I have created a custom "panel" (it doesn't actually inherit from Panel). It is a kind of grid which needs to be scrolled both horizontally and vertically, and since it can contain a large number of elements, it needs to be virtualizing. I did this by inheriting from FramworkElement, imple...more >>

I am hoping someone can explain to me what is going on behind the scenes between these two scenarios that would cause such a difference. We have been piecemeal upgrading a large application from VB6 to .NET. Over time we've upgraded each of the (100 or so) modal screens and placed them int...more >>

Hi I was in the progress of developing a web site whereby developers can do free online tests on various programming languages. After initial feedback I managed to fix quite a few issues and changed the look and feel. I was also wondering what is the performance like. I would just like some...more >>

When I call the PerformanceCounter remotely for LogicalDisk % Free Space, I am receiving number of Free Megabytes instead. PerformanceCounter pcPercentFree = new PerformanceCounter("LogicalDisk", "% Free Space", driveLetter, machineName); Does anyone know why this may be happening? ...more >>

Hi: I understand from all the theory that overlapped i/o is good. However, I have not found any good resource for what it means to take advantage of it from System.Net.Sockets. I am writing an asynchronous tcp client using System.Nets.Sockets. Do all I have to do to take advantage of th...more >>

Is there any improvements in performance for .NET 3.5? All I hear about is the new features. Thanks, Schneider ...more >>

We are currently facing an issue with .Net Remoting connected application, here is the situation: We have a central server running some windows services who host some components exposed with .Net Remoting. One of them receive lot of calls, an average of 50 calls per second; it seems t...more >>