OK. Here's my current assignment -- I need to write a formula parser which is *fast*, as the formulas will need to be interpreted (acting on new variables each pass) roughly a few zillion times during operation. The formulas must be able to include some custom-designed functions (such as 'the av...more >>

Using the Metadata Unmanaged API call GetParamForMethodIndex to obtain the parameter definition token for the return value, you are told to pass 0 for the ParamSeq value. This results in a Com error 80131130 'Record not found'. This was called passing a MemberRef token (0x0a0000011 for examp...more >>

One complete day a lost finding the problem, Now I know what is, but I don't know why? This is my simple source code. The first method call the BeginConnect() using the same windows form thread, and the second method call the BeginConnect() using another thread You will think... "Why you...more >>

We would like to be able to use the System.CodeDom.CodeTypeReference.IsInterface() function, but its accessibility is internal. Would it be possible to make this public? We would like to use it in our COBOL CodeGenerator to determine whether the CodeTypeReference is an interface or not, in ...more >>

Hello, Please someone help me in the following verification question: I know that verifier shall simulate all possible control flow paths through the bytecode. So, the verifier shall have a flow graph. In this graph, I'm wondering, what is the succesor of an "endfinally" instruction. Wh...more >>

Hi, I'm designing a small AOP framework (for my thesis) and I'm planning to use MessageSinks. There is just one problem: I want to identify (from within the MessageSink) the client that is using the ContextBoundObject . Any suggestions? Thanks in advance, KR Bart...more >>

Hi all, I can't seem to find the .doc files (e.g. Unmanaged Metadata, Hosting I/Fs, Profiling, etc) in this distribution. I did notice that the unmanaged API's are "somewhat" documented in the MSDN online documentation, but not complete. It would be nice to have the full blown word docs fo...more >>

Since installing .NET 2.0 Beta 2 on my MCE 2004 machine, I have been unable to run Media Center and have been receiving the following errors in the eventlog. Event Type clr20r3, P1 ehrec.exe P2 5.1.2600.2180, P3 41107d79, P4 ehcir, P5 6.0.3000.0, P6 41109696, P7 12a, P8 50, P9 system.missin...more >>

Greetings, I couldn't find a more appropriate NG so I thought I'd post my question here. Lets say I have a Windows Service that has some object instances I want to use in my application process. How would I go about requesting an object instance from the service, and can I move the object ...more >>

I have a thread safety question. Say I have the following: class Class1 { //instance constructor, member, and method private Class1(SomeEnum x) { m_enumValue = x; } private SomeEnum m_enumValue; public SomeEnum EnumValue { get{return m_enumValue;} } //static constructor, memb...more >>

Is there a way to generate assemblies using VS 2005 that work with framework 1.1? ...more >>

Hi there guys, Here is the code snippet which in which i am trying to read a file and taking two cases in first one i promote the object to Gen1 so that it will be saved from frequent Gen0 Collections and dont have to read file again which is a costly business.In second case, normal process wi...more >>

Hi, ECMA states in Section 1.8.1.4 (Partition III) on Class and Object Initialization Rules: "An object constructor shall not return unless a constructor for the base class or a different construct for the object's class has been called on the newly constructed object. The verification a...more >>

In the chat "Visual C++ 2005 Library and Runtime Enhancements", http://msdn.microsoft.com/chats/transcripts/vstudio/vstudio_091604.aspx, there is some discussion on a 2.0 CLR enhancement in which the CLR calls a "Module Constructor" before any managed code is executed in the Module: "Q: I...more >>

hi, we've to develop an self-and-on-the-fly updating winform-app and are considering to count on the CLRs shadow copy features. can we assume, that shadow copying is enabled by default (it seems to be on our development- and some test-pcs)? is there any possibility to config shadow-copy...more >>

Can someone tell me where can I get complete list of MSIL instructions along with the documentation. Thanks in advance...more >>

Hi Can someone please let me know if this is a feasible solution? Lets say I have a class TEST which has a method called RUN(). The RUN() method needs to load 10 assemblies into a new App Domain, Create Instances of Types which Implement certain interfaces, and Call methods on each of thi...more >>

Hi there, I am attaching a snippet of code here which tries to explain that if u have a class which contains both Unamanged resources and allocates a lot of memeory and have a finalize method, then u should divides it into two classes , one contains the memory part and other manages the unman...more >>

Folks, We've run into a problem with the System.Diagnostics.Process object. It doesn't work (throws an exception) and seemly random times. ..... The error from the dialog, which a few people have been seeing, is a known problem that Microsoft claims they will have fixed in the next vers...more >>

hiya, I have winforms app that contains buttons. Any time that I click on any of the buttons, I get an error: <error> An unhandled exception of type 'System.NullReferenceException' occurred in system.windows.forms.dll Additional information: Object reference not set to an instance of an ...more >>

Hi there, I was just wondering that when an object's finalized method is called, garbage collector must have marked it as garbage and unreachable even though i am accessing the Static Variables of the Class after finalized method is called. So the doubt is whether the object is really been ...more >>

Hi I have a .NET windows App in which I load Assemblies using Assembly.Load into the current Application Domain, Search for Types which implement certain interfaces and then create Instance of each of these types and call some methods on eacn Type. I am making use of Activator.CreateInstan...more >>

Hi there, I know about how the reference types passed by value works, it copies the pointer in the Stack (which is the pointer to the actual memory location in the heap) and pass it on, thats y the function called can modify the original object because it have the pointer to the same object a...more >>

Hi there, I have a query about the garbage collection If i an array of an object of size, say 1000, and the object implements Idisposable, first of all how should i call dispose method on an object array.To better understand the query i am providing a snippet here which will create a collec...more >>

Hi, I'd like to know if an assembly exists in the GAC or directory, and therefore can be loaded if required. The only thing I know about the assembly is it's fullname like the AssemblyName.FullName property. I found out I could try to load the assembly with Assembly.Load() and catch the Fil...more >>

Dear All, I have a simple question. The scenario is as follows. I created a class as shown below public class Test { public string Key = ""; } I am using this class in another location as shown below. Test test = new Test(); test.Key = "Something"; Now at runtime i need to f...more >>

Hi, I need to implement single sign on in my application. I dont want to use passport authentication. Do we any other way?...more >>

Myself and others who have a serious investment in IDL have formed a petition to get Microsoft to get IDL out of the sidelines and back in to a mainstream language. Its about time we had a proper IDL editor in VS.NET for a start. Microsoft need to start thinking about where they got that idea ...more >>