Hi NG. I'm creating a little app. that has to use a 3rd party API. The functions in this API has no return value but trigger events like OK or NOT OK with event args. Where I need to use this API I must have a synchrone modul so I need to force a synchrone look to this asynchrone model of...more >>

Hello folks, After 1 evening of trying and reading a lot of (web)pages I have not succeeded in creating a .tlb file from my msoeapi.idl file. Also I'm a bit confused because some sources say MIDL.exe makes the type library and some say TlbImp.exe creates it. I tried using MIDL but it wil...more >>

I've heard that fast bitblt functions still need to resort to calling older Bitblt vs interop. Has this changed? Will GDI+ Lockbits come close to the speed of GDI BitBlt?...more >>

Hi, I'm using C# and C++ DLL. I need to send an array of unknown size at compilation time to C++ native code. How to do this. Example; C#: byte[] Image = ImageLoadFromFile(FileName); // as like the dynamic image in the C++, for example, image loads from the file at the run time. C++...more >>

Hi there, i have a test application with 2 forms - frmMain and frmDialog the application starts with frmMain (which has a label on it called lblStatus), and when i click a button, it opens the dialog where i can type some text. What i cant figure out is while i'm in the dialog, i want to s...more >>

Hi there, Is it normal for form-based events to fire in "InitializeComponent()". I've got a "DataGridView" on a form and I set its "CellValueChanged" event using the forms designer. Ok, VS initializes my event in "InitializeComponent()". However, "InitializeComponent()" later calls "Compo...more >>

I am fairly new to VS 2005 and I have a unique situation that I would like ask the group. I have some sensitive files and documents that I want to deloy to authorized usres. In a nutshell, I want to package a group of files and documents with an install package and have the user install it on ...more >>

I have never written a single line of code in C# but I would like to begin web development with on ASP.NET can we do that using C# ? I have a fair knowledge of OOP and JAVA/J2EE. I have read at serveral places that C# is a better programming language than Java in some ways. I would really like...more >>

Hello. I have this kind of object: class classA { int x; classA z; public int X { get { return this.x; } set { this.x = value; } } public classA Z { get { return this.z; ...more >>

Server stack trace: at IVS.Framework.ControlNumberService.InstallComponent(Identity id, ControlNumberInfo ctrlNumber) in C:\Sandbox\IAF.NET\IAF\trunk\src\BOs\ControlNumbers\Server\ControlNumberServer.cs:line 86 The line number 86 is the "throw" line: catch (Exception ...more >>

Somebody has an example of asp.net c# and Flash media server that can = show me, or any article. Sincerely, Rafael...more >>

I get my data from a basic xml file and make a datatable, and then bind it to the gridview. I think it's not sorting or dataformatString correctly because it thinks it's a string and not a number. Is there a way to tell the gridview the value is a int? This is how I bind the data: ...more >>

I've used NUnit before, but I've never had this problem. I am trying to test a web service. I've written my tests, decorated the fixture, and the tests and everything compiles, but when I load the DLL into NUnit, none of the tests load. The console output : NUnit version 2.2.9 Copyright (C...more >>

Hey, I have a windows service and when the day change (so at midnight) I want fire an event so I can execute some code. Do someone has an idea to do that? I don't see directly a solution with a timer and an interval. Because the first time then interval can not be 24hours? Is there some...more >>

Could someone provide me with details or a link on how the line of code executes underneath the hood? Assume it's executed in an ASP.NET application. string blah = ConfigurationSettings.AppSettings["foo"] Once your application has called for the "foo" key once, how expensive is to call ...more >>

What would be the fastest way to search 18,000 strings of an average size of 10Kb, I can have all the strings in memory, should I simply do a instr on all of the strings? Or is there a faster way? I would like to have a kind of search like google where you can enter several words to search for...more >>

I am writing a C# Windows service that calls methods on a remote web service and would like to capture the XML returned by the web service. The reason I need the raw XML is for back up to the sub-set of data I am saving to a database. All the posts I have found seem to assume one has acces...more >>

I'm working in a domain with C# 2005 and I can`t access to any data base. The error is this: Error de solicitud de permiso de tipo 'System.Data.SqlClient.SqlClientPermission, System.Data, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'. Thank you very much in advance ...more >>

Hello all, I have a 3rd party Windows app using an USB joystick running. If I develop a C# app that uses a 2nd USB joystick, can both of those apps running side by side receiving inputs from their respective joysticks even though only one of those app has the focus? Thanks, Shane ...more >>

I think someone posted about this before. Outside of collection type stuff, what are possible uses of a Generic. (Again, I'm cool with the collection type stuff). Thanks............. ...more >>

It seems that there is some odd interaction with LinearGradientBrush that depends on positioning. A simple test: --------- Rectangle Square = new Rectangle(.....); in Paint: LinearGradientBrush ShadeBrush = new LinearGradientBrush( Square, Color.White, Color.Black, 90.0F,...more >>

I need to build a managed DLL in C++ and call it from C#. I need this to work with remoting as well. In C#, class objects are reference types, so if an object is passed directly to a C++ method it is considered a reference to the object. C# call: i = some_method( some_object ); C...more >>

I was hoping for increased functionality with the where clause in C# 3.0. Using the new keyword 'var' would really allow us to take nice advantage of these. Specifically: 1. I want to limit it to primitives: "where T : System.Type.Primitive" or something like that. 2. I want to limit it to an...more >>

I wrote a complied c# class (SpulClass). In that class I use this to get the directory it resides in.. System.IO.Directory.GetCurrentDirectory(); When I call this this class (dll) from a c# windows application this.... System.IO.Directory.GetCurrentDirectory(); returns the correct path (C:...more >>

Hi, I am trying to secure a WS using WSE 3.0 and kerberos. I used the "WSE 3.0 settings" from VS2005 with my own WS. I have a console application which try to access a WS. With the following configuration it works: - WS/IIS and AD on the Windows 2003 server - console application on a Win...more >>

Hi everybody I am trying to find the solution for the problem stated in the topic, but so far without any result. Let's see the problem. I have set of conditions and the description (logical sentence) how should be these conditions connected with each other. See how does it look in xml ...more >>

Hello, I have a problem of communication between JScript and C#. I must say that I'm new to both. In a JS file I have to call a C# function. In particular I have: public function Eval(expr : String) : String { return eval(expr); } And I want to call: Eval("MyNS.myFunction()"); w...more >>

I have this syntax working perfectly, but I'm trying to apply a stored procedure instead using the CommandText (Sql Statement). // Open connection to the database string ConnectionString = @"server=localhost;uid=;pwd=;trusted_connection=true;database=PMAEvents"; ...more >>

Using: WM5 PPC, .NetCF 2, C#, Visual Studio 2005 OK, I figured out how to add resources.resx files for different languages/cultures for both my Frames and my project at large. But how can I deploy a version of my application that uses the non-default language? My application will run on Englis...more >>

hi guys! again with some interesting Question. i've some public methods in class. i dont want to show this methods in the dropdown list while you are typing the code in .net IDE (it long story that why i dont need those methods in the list). i guess there are some arrtibutes those can preve...more >>

Hi, If I had a string denoted by MyArray[5], how would I extract the number in brackets for use in the programme later on? I've tried "\[(\d*)\]" but all I get is a syntax error. What would be the usage for using the number in the programme (so that I can check if the index is within bounds)? ...more >>

Hi all, I know that we can check for invalid file name characters as shown at http://www.codeproject.com/useritems/reallyusefulpath.asp. But how can we check a string for invalid file name such as CLOCK$, AUX, CON, NUL, PRN, COM1, COM2, COM3, COM4, COM5, COM6, COM7, COM8, COM9, LPT1, LPT2, ...more >>

Hello, It looks like my previous post was deleted. So here is again: I have this user control called "encabezado" (I cut the code to make it shorter): public partial class Encabezado : System.Web.UI.UserControl { private String n; private String esta; public Encabezad...more >>

Hi, I have an exe that i need to call from my C# Program with two arguments(filenames) for example Suppose if i have an application "test.exe" , whose functionality is to convert a '.doc' file to '.txt' file On cmd i would normally give the following command as: test.exe abc.doc xyz.t...more >>

I need to select multiple entries in the drop down list. E.g. Search a string in languages like C#, VB, Java etc. These entries are in drop down. So i need to multi select to search in multiple languages 1. One of the option could be to have a check box beside each entry in drop down. Do an...more >>

I am converting an application I wrote in VB.NET to C#. I am not a C# guy, at all. I am having a problem passing values to a property in C#. I understand that it is probably not the best way of achieving my result, but it works in VB.NET, flawlessly. Basically, I am storing a bunch of settings...more >>

Hi in a simple application that consists of a couple of user input forms. I'm wondering what the difference is between using a database technology and a plain text file? I've been working on this program for a week or so now and its a hobby project. I have never understood how to work with dat...more >>

What's the best way of implementing a multi-node tree in C++? What I'm trying to do is traverse a tree of possible chess moves given an intial position (at the root of the tree). Since every chess position has around 30 moves, it would mean every node of the tree would have 30 branches (on ave...more >>

Hi, Please give me an idea how to send a static array from dll written on C++ to C# application. This is a C++ code: const SIGNATURE_LENGTH = 50; struct Info { unsigned int Signature[SIGNATURE_LENGTH]; } This is a C# code: [StructLayout( LayoutKind.Seq...more >>