hello everyone, i have a question about retrieving data from a bar code reader plugged in keyboard port (ps/2) i really dont know how to retrieve data from keyboard, i tried some methods but all i could get was getting key values like "F7 key", or "Shift key"... can someone tell me how to ret...more >>

Hi, I would like to know whether we can create a generic object at runtime using the type obtained using reflection. Type myType = Type.GetType("Namespace.Class"); MyClass<myType> test1 = new MyClass<myType>(); Basically, i need to create the generic object at run time and the typ...more >>

Hi! In MS ACCESS 2000 it is possible to set the rowsource to display two or many fields from the tblCustomers in a combobox. How can I do the same with a ComboBox in C# (SQL DB) say...on a frmOrder where I have a combobox that looks up values from tblCustomers? Me.Name ...more >>

Hello All! Has C# any classes to convert html page to gif or tif? Anyone could please, give how to do it? Br Wew ...more >>

Hi all when I call Update method of SqlDataAdaptor it calls AcceptChanges automatically.is it possible to prevent calling AcceptChanges?? I know I can use GetChanges method but because in my table the primary key is auto number when I merge back the changes, it shows the channges twice in DataG...more >>

i want to learn c# from someone who knows it well. you should connect to my desktop with netsupport (rdp doesn't work) and coach mw with skype. a student who needs a little extra income is fine, i'm not looking for a industry professional to ask higher rates. first i would like to start w...more >>

I'm confused as to how fallthrough is limited in switch. For example the following works: string switch_test = "a"; switch (switch_test) { case "a": case "b": case "c": doSomething(a); break; } but the following does not work: string switch_test = "a"; switch (s...more >>

I've been reading up on interfaces, one example I came across showed that you can hide a method implemented from an interface from the class which implements it. To use it, you must cast to the interface type e.g.: interface IFoo { void display(); } class Blah : IFoo { void IFoo.d...more >>

I would like to plug in a bunch of static, but related, information into a XML file that can be used by my VB.NET 2005 utility application. I would like to do something like: <shortname> <longname> <description> <version> <dateupdated> </shortname> <shortname> <longname...more >>

I'm fighting a problem with mouse move event and need serious help. I have a form, when it is not visibile I want it to recognize when the mouse is on the far right side of the desktop screen or another app. Then I want to make my form visible again. Is this possible with managed code. I'v...more >>

Hi Is it possible and when, then how? I wanna drag/move picturebox on a winform and drop in another place? Problem is i wanna see picturebox contents while dragging. Regards; Meelis ...more >>

Hello, How can I add copy paste and cut to my browser in C#? I have the menu items labeled Copy, Paste and Cut. Now I just need the code? Mateusz...more >>

Hi, Is it possible to declare a variable or array in the class that is accessible to all the methods in the class? For the example below, I would like to make the variable lnVar1 accessible to both methods m1 and m2 but I am getting an error. Is there another way to do this? Thanks Roy ...more >>

Hello, I've created a Document which i want to print using the PrintDocument class. In the document i draw some strings, and lines. When I PrintPreviewing my document (using the PrintPreview class) everything is ok, excatly as i draw it. but when i'm sending it to the printer, some of the st...more >>

Hello, What code should I write to hide the taskbar? Mateusz...more >>

I saw this code on the net and was curious if anyone could tell me what the '?' directly proceding the int does? int? i = null; object o = i; if (o == null) Console.WriteLine("Correct behaviour - you are running a version from Sept 05 or later"); ...more >>

I had a problem in my OO Design, the idea is that i have a DataRepository Class That i want to only inherit from it speacial methods accourding to the child class, like i want the Client Class to just inherit GetClientInfo() from the DataReposiotry Class and the Order Class just inherits GetOrde...more >>

Hi, I want to convert byte array to a string using ascii encoding. I use asciiEncoding.GetChars (asciiEncoding is ascii encoding instance). I want symbols greater than 127 to be represented with '.' symbol (not with '?') or another. How could I do this? Thanks. ...more >>

How can I find out how many references to an instance exist at any given time? I want to make it so that when the number of references is one, a countdown starts (that one reference being the one held by the resource manager). This way I can ensure that objects are only deleted if they hav...more >>

Hello. I need to convert some small Java source to C#. Can anybody help me? ============================================================================================ private SocketChannel getNBConnSock(SocketAddress local, SocketAddress remote, Selector sel) throws Exception { Socket...more >>

Hi, In .NET 2.0 I have a MDI (parent) form with a menu and a toolbar. I also have a MDI child form displayed in the mdi parent form. The problem is, that when I maximize the child form it's ControlBox gets shown between the top and the menu of the parent box, which looks really bad (at le...more >>

how to get the system registe icon with the file extension name. ...more >>

Hi Does anyone know which is the equivalent class in C# for the MFC class "CInternetSession". TIA Barry ...more >>