Hi every one. Can any person shows the web. of free download of some "Controls " that not available in Toolbox. Thanks ...more >>

Hello All, Is it only a best practice to use "AS" or "IS" or are there any performance benefits to using these over explicit casting? Thanks for your clarifications!...more >>

Hi All, I am trying to perform a non-CPU bound operation in an asynchronous fashion using 'Thread' and a delegate. Basically, I am spawning a thread using ThreadStart and Thread. My non-CPU bound operation needs to have access to Session variables; Even though I embedded the state inform...more >>

Is there something built-in to .net to determine if a directory is writeable by the current user? I want to write a Windows Powershell script that needs to write to a directory. I can certainly do something in PSH to get the current user, then determine if the ACLs will allow writing, but ...more >>

Hi! I need to know, how much power an unmanaged DLL has about the "managed memory". Can I access memory of the managed code from a loaded unmanaged DLL? The point is: Does a intruder, who injected code into the unmanged DLL via e.g. a buffer overflow, have the possibility to read and modify...more >>

Hello, I am working on a C# console app. When I do this: DirectoryInfo di = new DirectoryInfo("."); I get an exception: Request for the permission of type 'System.Security.Permissions.FileIOPermission, mscorlib, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089...more >>

hi, i have an exe that holds a very large Dictionary collection that would takes about 2.5G in total. the machine has 4G RAM. if i load the entire collection within an EXE, i would get outofmemoryexception when it uses up to about 1.5G RAM. however, if i split the collection into 2 sepera...more >>

My question falls under the category "I have written an application that works fine on my developer machine, but throws a SecurityException on all other computers". I spent almost the entire day reading through the information already available on this topic. I now have a basic understanding ...more >>

Anybody specific reason why this is? There doesn't seem to be a legitimate reason why this would be....more >>

I am trying to create a library that extends from a common base class that provides common functionality, but I am running into one significant road block. Let me give you an example. If I do not do this with Generics, I would do something like this (Foo and Bar extend from BaseClass): ...more >>

Hi, I'm trying to set the value of a private property using the following code: internal void SetProperty(object obj, string propertyName, object newValue) { PropertyInfo pi = obj.GetType().GetProperty( propertyName, BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instan...more >>

I got a curiosity while using CLR. How can it be done that accessing object data by CLR application is safe even while garbage collector is working? Is the GC thread running in realtime priority for this for example? Please reply. Thanks in advance. Hyun-jik Bae ...more >>

Hello, I'm building a windows application, and I need to catch the open Microsoft Internet Explorer events (e.g. changed url, new browser window opened, current active browser, etc.) - Can anyone assist me with that? I managed to know the location url of the open browsers by doing the followi...more >>

Hi, I'm trying to define dynamic generic type definition, inherited from another generic type definition (something like class B<T> : A<T>). I'm using similar code to set base type (if this is wrong, all other problems will be probably gone): void SetBaseType(TypeBuilder builder, Type sourc...more >>

I've seen a number of people ask about memory footprint differences between x86 and x64 over the last few months. In the course of some recent testing, I jotted down the numbers for both x86 and x64 with a very reproducable use case. I ran my tests on a dual-core AMD Athlon with 4GB of mem...more >>

Hi all - A Kb article indicates that Char.IsPunctuation is the "equivalent" of the CRT's isXpunct (e.g., iswpunct) function in .NET. However, I've found significant differences in their behaviors. As a test, I ran each function through the first 1000 or so unicode characters, and found the ...more >>

I have dump file I got the output of !dh -stat -cache (took few minutes) Summary: Total 6,011,900 objects, Total size: 581,098,460 About 1400 types The problem is when I try to the same summary for Gen 2 only Running "!dh -stat -cache -gen 2" Takes verrrry long time with ~50% cpu usa...more >>

I want to translate an objects data to a byte array and vice-versa. The closest thing I found is Marshal.StructureToPtr(), and Marshal.PtrToStructure(). However, these functions are meant to copy from managed objects to unmanaged IntPtrs. Is there an equivalent call that does a pure manag...more >>

Hi All, I have a remoting server which will cater to the client request in asynchronous way, and the number of clients can be any,in the implemention of the remoting server ,i am spawning one thread for each client request. the server does bit of work before sending the results to client. ...more >>

I am writing a structure marked as serializable to a data file using the BinaryFormatter. The structure does not inherit from any other types. If I were to add up the byte size of all the data contained within the structure, I get about 50 bytes. However, when I write the data to the file w...more >>

Hi We have .net remoting applications (using .net framework 1.1) I want to implement error handling in much better way to conclude about the problem/failure occurred. What are the standard or Microsoft recommendations when communication fails due to several reasons like Server or Client ...more >>

I'd like to write a .NET-based network sniffer. Where can I start? (Except for first picking what language to write it with... Thinking of C#...) Marco ...more >>