When I play with DragDrop of files to a form I get two DragEnter events before the DragDrop event, why is this?? Owe ...more >>

I have a question to ask. Please give me your comments and see whether this concept is possible and feasible or not? I want to come out with a concept maybe a library that can be used by all programming language. At first i came out a c# .net dll and try to test nearly 8 languages. I notice prob...more >>

Anyone done or seen a good n-ary tree in c#? -- William Stacey, MVP ...more >>

probably simple but need quick answer if possible. How do I add multiple enum values to a particular property e.g. in Vb you would have added them (bit like) myDataView.RowStateFilter = DataViewRowState.CurrentRows + DataViewRowState.ModifiedOriginal; Thanks in advance. -- Br, Mark ...more >>

Hi, As a complete novice to C# I have fallen at the first hurdle. Sad but true, I can't get 'Hello World' to work! I have downloaded the .net SDK etc and installed them on my workstation as per Microsoft instructions.. I have written the usual 'Hello World' .cs file and then tried to comp...more >>

I am having problems showing an image on one of my forms. It shows up fine in the designer, but when run, it appears as a black square. The picture format is .ti Go here for a screenshot of my problem: http://68.34.190.119/picproblem.bm Please help me. Thanks...more >>

Hi, I need help in following... I have used: Visual Studio 2002 or 2003 - C# Access DataBase ADO connection I am looking for example or directions of incremental search. -------------------------------------------------- I would like to set a incremental search for example in dataGrid....more >>

Hi, I need help in following... I have used: Visual Studio 2002 or 2003 - C# Access DataBase ADO connection I am looking for example or directions of incremental search. -------------------------------------------------- I would like to set a incremental search for example in dataGrid....more >>

Hey Guys, I have read a table from SQL Server to a Dataset called ds. Now I want to list the items of one column to a DropDown List...I can do this perfectly but i want ht e list to contain DISTINCT items without having to call the SQLCommand again! Please help thanks! Seelan- ...more >>

Hello everybody ! How is it in Selection Formula to work with Date type, for example to deduct 7 days, week, month, year from CurrentDate. I'm trying to use such a stetement (CurrentDate - Date (0000,00,07)) but it gives me an error that the year should be between year 1 and 9999. Anybody can...more >>

I am trying to call a ASPX page using HttpWebRequest class and pass cookie information to it. My ASPX pages gets called just fine, however none of the request cookies are available to the ASPX page. What do I need to do to have the cookies sent along with the request Below is the code snippet from...more >>

I'm using the InstallContext class to parse the command-line arguments of a console application. The arguments are in the form of "-file=myFile.txt -flag", and the InstallContext object gives me what I need through the Parameters and IsParameterTrue properties. However, I can't find any documentat...more >>

Hi, I have a problem about serialize the form controls. I wrote a test program to test serialize a from but fail (->An unhandled exception of type 'System.Runtime.Serialization.SerializationException' occurred in mscorlib.dll) . Thx in advance. Here is the part of the code: Regards MAY ...more >>

I am working on an application in c# that runs in the background. All it does is monitor a value from a performance counter using a timer. It then draws these values in a chart Now, this application works for a long time, sometimes even days. But sometimes it just freezes and the CPU usag spikes...more >>

i want the enter key press wll be an event this is my eventhandler header this.dataGrid1.KeyPress+=new System.Windows.Forms.KeyPressEventHandler(this.dataGrid1_KeyPress) is it ok and how do i write the method, the datagrid doesn't react when i press any key (i tried to debug and i saw that nothi...more >>

Hi all, I'm hoping that some of you clever chaps could offer me some advice on code reuse. You see, whenever I make applications, I typically only find very limited scope for code reuse. I also only find limited use for inheritance. For example, the various types of users that my sy...more >>

Hi Does anyone know a good starting point about high speed string processing in C#? What I need is a very fast routine for a case insensitive "contains". e == E == é == ë == ... Kind regards Alexander ...more >>

Hi I have developed a Windows service in C# (inherited from System.ServiceProcess.ServiceBase) and, after the service has successfully started, when I catch an exception I'd like to write the code for the service to stop itself. Right now, when an exception occurs the service seems to halt but it ...more >>

Hi, I've created a Windows service application and I would like to know if I should be calling base.OnStart(args) and base.OnStop inside my overridden OnStart and OnStop methods? If yes, I have a little bit of code in my OnStart method so should I call it at the beginning of my method or at the e...more >>

I'm looking for a way to do a BinarySearch on a DataView. The method is in Array and ArrayList but not in the DataTable, DataView classes. I know there is a Find method but that only returns a value if there is a perfect match and I want to be able to find the row that's closest. I want to do t...more >>

Is there a helping hand? I was able to get the DC of the desktop to draw on it, but now i need the functionality to refresh the desktop and delete the drawing i made. At this time i "solve" the problem by showing and closing a generated form with desktop dimensions, but it's not really a solving, ...more >>

Hello i'm writing a C# Window appliction and i'm using DataGrid as a table i want the user to enter data in each column and by pressing the enter key to move to the next column how can i write it how do i write the event (pressing the enter key) and how can i move to the next column thank you...more >>

Hello, I am familiar with obtaining source file reference material from the system clipboard using the old Win32 API. For example, copy an Excel chart onto the clipboard and goto Word. Under, Edit & PasteSpecial, there is a label called "Source:" which will contain the file path, etc. H...more >>

Ive set my combobox properties as follows: comboBox1.DataSource = dataset1.ScheduleType; comboBox1.DisplayMember = "name"; comboBox1.ValueMember = "id"; comboBox1.DataBindings.Add("Selectedvalue", this.dataset1, "Agency.ScheduleType"); I have two tables here. Combo...more >>