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Dear Sir/Madam, We are using VB.Net 2008. We are using a DataGridView and its DataSource is a DataTable. Now, when we change the value in a particular cell, the change is not reflected till we tab out of the field. How do we resolve the same? Thanks in advance. Regards, Partha

Dear Sir/Madam, We are now using VB.Net 2008. We have used a DataGridView. The DataSource for the DataGridView is a DataTable. We have created the DataTable as per the Database table in ORACLE. Suppose, we have the following columns in the DataTable: A - string B - string C - boolean When...

Dear Sir/Madam, We need creating a datagrid where we may need different type of value in each row. For a start, we have created 3 types of controls 1. Text type - any value 2. Text type - only for numbers 3. Boolean type We are using the standard controls provided in Microsoft Visual Studio...

Dear Sir, I have a program which creates Excel files. I am faced with a problem that when this program tries to create a file, if any file by that does not exist, everything works fine. However, if a file by that name exists, it pops up a dialog box ask for whether the file should be...

Dear Sir, I am able to send mails through my system as long as the mail id is within our Exchange Server. When I try to send the mail to any other address like my HOTMAIL address, I get the following exception: "Could not access 'CDO.Message' object." String The stack trace is " at...

Dear Sir, To be able to send/receive a fax what is the library provided in .Net. Regards,

Dear Sir, I need to send files as attachment along with a mail. I have used the following code for the same. However, the code always fails when the attachment object os being created. This is to request you to kindly let me know what is the reason for the same. Thanks in advance...

Dear Sir, I am using Microsoft Visual Studio 2003 and using .Net Framework 1.1. From the documentatyion, I understand that there exists a dll System.Web.Mail containing classes for sending mails using SMTP. However, when I try to add references, I do not find this dll in the list under .Net...

Dear Sir, We have our applications on Windows developed using VB.Net and ASP.Net. Our client now wants to shift to LINUX. We wanted to know if there is any possibility for us to use the code written using .Net on the Linux platform. For knowing about the possibilities, we also wanted to know...

Dear Sir, I am required to sort worksheets of data in a workbook using the same column as key. My application is in VB.Net and I am using Excel Interop. I found this function Excel.Range.Sort to wort the data. However, I do not know what I need to pass as an argunemt for Type. No matter what I...

Dear Sir, This is nothing serious. However, I have a situation where one of my team mates has developed a class library and given a Root NameSpace name which is very long and I would like to change it. However, when I attempt to do so from the Project Property, the change is not affected. When...

Dear Sir, We would like to have some basic details about the disk on which our application is running like Disk Space available, etc. This is to request you to kindly let us know the class which can provide us this information. Thanks in advance. Regards,

Dear Sir, We would like to program a TextBox in a DataGrid to accept only numbers in a specified range. For the same, we have created a class NumericDataGridTextBox. Now, everything else works but for the range check. Our understanding is that the Commit method is invoked when the value has to...

Dear Sir, In a datagrid, we are displaying among others 2 columns which have a relation. They are "Data Type" and "Max Length". If "Data Type" is Date, the length should be 8 and it should not be modifiable. If the "Data Type" is Numeric, the maximum length should be 19. Otherwise, maximum...

Dear Sir, We would like to impose a constraint on a Numeric Column of a DataTable to entertain values within a certain range. This is to request you to kindly suggest how this could be acheived? In general, please suggest some article or reference where we could understand what are the...

Dear Sir, When I try a DataGrid in a Windows Form, I understand that we need to use DataGridTextBoxColumn and DataGridBoolColumn to accept data through a TextBox or a CheckBox. How can I also plant a DropDownList and a Numeric Text box and a Radio Button Column in a DataGrid in a Windows Form...

Dear Sir, I am unable make any new posts on the forum. Could you kindly let me know the reason? As far as I can remember my conduct on the forum, I have been decent and have been using it to get useful solutions to my programming needs using VB.Net. I find yur site very useful and am very...

Dear Sir, I have developed a IVR Socket Server using VB.NEt (Microsoft Visual Studio .Net 2003). For this Server, I have devised a monitor which displays various statistics regarding the operations. The volume of calls is expected to be very huge on this Server. For being able to display the...

Dear Sir, I am using a Datagrid in a VB.Net application (using Microsoft Visual Studio .Net 2003). I would like to know 1. if it is possible to hide a specific row in the Datagrid. If so, how? 2. if it is possible to display the value in a specific cell of the DataGrid in a different...

Dear Sir, I am programming a IVR Socket Server using VB.Net. In the application, I have coded as carefully as possible trying to ensure that all the objects that are created are destroyed when they go out of scope. However, when I run the application in the simulation environment, it shows...