Answer Questions

• Tony Cheung Copying files in C#

  And for my last trick question of the week :) I am attempting to copy files from one directory (given as a parameter), to the TEMP directory on the user's system.  I have found the System.IO.File object, and read about using streams to acc ...Show All

• smooth3006 Problem in using Aggregate function with column and expression

  Hello Every One. Wishing u all a good day, My problem is as follows : I have to tables  in dataset Ds1 as tblinvoice(InvNo,FCustNo,InvDate) and TblInvoiceDetails(FInvNo,Qty,Price) I have created a relationship between them as follows Ds1.relations.add("InvDetRel",Ds1.TblInvoice.InvNo,Ds1. ...Show All

• Jon Davis OracleParameterCollection Problem

  Hi there, I receive the following message when I run my function that executes an Oracle Stored Procedure: The OracleParameter is already contained by another OracleParameterCollection Does anyone know why this is happenning Below the code I used:     Private Overloads Function Oracle_ExecuteProcedure(ByVal ProcedureName As String, ByVal Parms As OracleClient.OracleParameter()) As Integer       ...Show All

• ruslan ovechkin Trouble drawing theme elements transparently

  I'm trying to draw a windows theme element (the window close button, specifically) to an image, and whenever I do, the image has ragged non-transparent bits. I got this code from a sample that didn't do this (it was all owner-drawn, mine draws to an image.) Any idea why it won't draw with full transparency Bitmap output = new Bitmap(closeButton.Width, closeButton.Height, System.Drawing.Imaging.PixelFormat.Format32bppArgb); Graphics fx = Grap ...Show All

• Tommy Vinson Activation Key

  Hi Everybody How r u all I am developing an intra office messanger using c#.I want that my product setup will be secured by both product key and activation key.I want to make a trial version that required a produck key to run trial version but after 30 days it required activation key.So only that user can use my application Product Key : Product key is same as window cd key Activation Key : Activation Key can be get by my website.You ...Show All

• Armanchos Copy a graphic to memory and viceversa

  I've a picturebox with a bitmap and two text printed on it with the .drawstring .drawimage functions Now I need to save this info into memory and plot it again later, how could I do I explain why I need this: I've a form that have some childs  ...Show All

• Seungho Nam How to embed a FoxPro 9 table into a C# form?

  I have a simple form in MS C# .NET 2003 designer. I also created a table in FoxPro 9 designer. What I want to do is to have the table appear as a part of my form. I have done it many times in a different platform: Visual dBASE and I am sure it can be done here but how I tried many tricks. In tools I selected odbcConnection and dropped it on the form. In the properties for this data object there are windows for "database" and "DataSource." They a ...Show All

• Preky Oh, the magic that the Tab key does (focus)

  [Using VS2005 Beta2...] The FocusRectangle is a very fickle thing. Create a form with two buttons on it. Create a KeyPress event for the form that cycles focus between the two buttons (turn on KeyPreview for the form): private void Form1_KeyPress( object sender, KeyPressEventArgs e) {   if (button1.Focused)   {     button2.Focus();   }   else   {     button1.Focus();   ...Show All

• Dennis Miller Set/unset DataGrid columns ReadOnly

  Hello all. I have a DataGrid filled w/ data from one of two database tables (both have identical columns). I need certain columns to be readonly on one table and others readonly on the other. My question is: how do I set/unset them readonl ...Show All

• VBRookie CheckBoxList values to be sent out in Email

  I have a form with a checkboxlist, where the form will then send the results of the form out as an email. How do I iterate through the checkboxes in the email part of the code as the code creates the email   Here is what I have that is not working: sbMsg.Append("<strong>Additional Rooms:</strong> "); // Iterate through the Items collection of the CheckBoxList  control and display the selected items. for ( int ...Show All

• David Hatherly Mouse button issues

  How do you test for the mouse button clicked event e.g left, center or right-mouse button within an "IF" statement as you can see from the if statement the MouseEventArgs  e object's button property takes a value of Left, Right, Center or& ...Show All

• BrianLag How to print a rectangle to an A4 paper using the exactly requested size?

  Hi all, Lets say that I have an A4 paper, and I want to print a rectangle as follows: 5cm from the Top. 3cm from the Left. 3cm from the Right. 5cm from the Bottom. Also how do I print a string inside the rectangle as follow ...Show All

• Janee Read profile and membership properties in a Winform application

  Hi All, I'm developing a small website with a backoffice winform application. The website has a profile section with user preferences, and I'm using the profile manager in web.config. The backoffice (winform) application needs to read some profile properties per user. I can access the membership information, but I didn't find any class or method to read the user profile, with their custom properties. I already referenced the System.W ...Show All

• ABT-BSM Guest user

  Hey all, I am getting exceptions when using a Guest user about temporary profile. Is it possible to use Guest user with ClickOnce Thanks. Hey, I have written a form application and I am writing to write to a registry key under HKLM\Software. The question is that if I am running in full trust does it give me the privilege to write to HKLM, even if I am running as Guest or Normal user Thanks. ...Show All

• VinceAnguiano Regional settings and date conversion

  This can't be right but apparently is: I'm writing an application that needs to convert a string to a date.  Sounds simple, right My system's Regional settings are set to English Canada.  The short date format is dd/mm/yyyy.  VB.Net is returning dates in the format mm/dd/yyyy (US English).  This code fails every time: Personal.EffectiveDate = GridRow2.Cells("New Value").Value.ToString.Trim Error: Cast from string "8/23/2005" ...Show All