Answer Questions

• Zlatin BindingSource's AddNew fired automatically if no object in collection

  I have a form holding a list of data objects for the user to browse and select to edit.  The data objects come from a CollectionBase-derived object that implements IBindingList (in fact, it's BusinessCollectionBase of CSLA .NET Framework).  This collection is bound to a BindingSource , then the BindingSource is bound to a BindingNavigator and a DataGridView . When this form is loaded, the collection class' static method will read the ...Show All

• Zharadan Storing PDF in Database...

  I am having trouble storing PDF files in a sql database. It works fine for pdf's that don't have much info on them, but for any pdf of any size, I am guessing it is just too big. I am storing it in an Image column. I have no problems storing them into the database, but when I retreive them and then try to open them, it gives me an error that the file is incomplete and can't be opened. This only happens on the bigger pdf's. Does anybody have expe ...Show All

• tDAN Only downloading changes?

  Okay, so I'm using Clickonce for deployment of a project that has an executable, some DLLs, and two folders full of text files. I published to a web site, downloaded, and all went fine. I then made a few changes to the executable and republished, making the new version mandatory. When I started the application, it downloaded the new version as expected, but did two things that I can't stand. First, it downloaded the whole thing. I thought it was ...Show All

• S_D how to "remember" my drawn graphics

  hello im using the graphics class to draw some stuff on a form. Graphics Draw = this.form1.CreateGraphics(); Draw.FillEllipse(Brushes.Red, Circles); something like that. But once the graphic is drawn and i move another form over, it disappears. so how can i keep my graphic display all the time. Thank you Draw to a offscreen buffer and then override OnPaint or subscribe to the Paint event and paint the offscreen ...Show All

• mdanshin checkboxes

  how can i make checkboxes false or true with one click (commandbutton). (i have more than 100 checkboxes ). jack. Moayad Mardini wrote: it don't work, it's in visual basic . the problem i have is how to get more than one checkboxes in one formule. for example , checkbox1=false, checkbox2=false ,..........checkbox25=false a lot off type work. how can i get all the checkboxes all together in a formule jack ...Show All

• robbieh101 VB.NET Arraylist of color names

  How do I fill an arraylist (or an array) with the names of the colors I think I solved this, but it won't work for what I want to do. I can fill an array of colors by somthing similr to this: dim MyColors() as Color = {color.red, color.white,color.blue) How can I fill an array with all of the colors Dim colors As New ArrayList Dim names As New ArrayList For Each c A ...Show All

• sopi20 update db from textbox

  I have a textbox connected to a dataset and appropriate oleDBDataAdapter and oleDBConnection in C#. The textbox (databindings) text is connected to the dataset. The textbox gets filled with the data correctly. But when I want to save doing Update nothing get& ...Show All

• koulbassa DataGrid

  hey guys im facing a weird problem, would appreciate sme help: I have created a datagrid that displays user info stored in a Database. The user can also edit his personal info on the datarid right away by clicking on Edit link (this is a button column in the datagrid that ive created, and of course all other columns that contain the info are bound columns that retrieve the data in SQL database. Now I have created this web page in ...Show All

• Corey B Comparing Between 2 sounds...

  How I can comparing Between 2 sounds... Please It's important Thanks... we need some more info --- is this directX Do you need to see if the sounds are the same sounds Hi, Yes i want to detrmine if this 2 sounds are&nb ...Show All

• NathanLiu Assembly Cache

  Just wondering where there assemblies are cached now... It was originally in a random subfolder within %USERPROFILE%\Application Data\Microsoft\Terrarium, but as of Terrarium 1.2 I can't find it. ...Show All

• davco Adding a control to an user control, and allowing it to be visible outside of the parent control

  I'm writing a derived control that is based on a RichTextBox. Within that derived control, I am adding a ListBox. I want the listbox to be able to display outside of the RichTextBox control though, but I'm not sure how to do that. Currently, I am dynamically creating the ListBox control, and adding it to the RichTextBox with the following code: ListBox myListBox = new ListBox(); this.Controls.Add(myListBox); How can I make that ListBox displa ...Show All

• glebd Error Creating Window Handle

  I'm getting a " Error Creating Window Handle" because I have too many controls being loaded over a period time. Basically I have 3 tabs and each tab loads approx 30 custom controls (each control has 3 lables, 2 panels and a timer control) to a panel control. I do clear the panel of controls each time a tab is clicked, but I guess it does not really clear it out in memory because after about 60 or so tab clicks I get the error. Which I ...Show All

• Mike Thorne Calculate Width of a String in Pixels

  hallo, Given a Font and a string, is there any ready-to-use function in .NET which can compute the resulting width of the string in pixels So that I can adapt say a Label, MenuItem or Textbox to the new size of a string. thx, Steve ...Show All

• Thomas Hecht Server.MapPath

  have a uitypeeditor which opens a winform.  The winforms class is defined as  namespace MenuLib { public class Form1 : System.Windows.Forms.Form {              .... Was having trouble in accessing the Server.MapPath.  I know if it is& ...Show All

• ElliottNess Extending MenuStrip and ToolStripMenuItem

  Greetings! I need to create MyMenuItem inheriting from ToolStripMenuItem, add a private variable to the class and a property with get&set accessors to return the value of the variable. Now I need to create a MyMenu class inheriting from MenuStrip so to make available to add MyMenuItem to MyMenu as menu items in design mode. May be the inheritance for MyMenuItem should be from some other class, but I hope you get the idea. How this can be imp ...Show All