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12 Posted Topics
 | I have a form containing a tab control, which itself contains five tab pages. These tab pages contain lists, textboxes, and other controls that I update when the user enters the relevant page. One of the tab pages contains a textbox which I fill with information from an external text … |
| | I've written a script to alter images in a number of Excel workbooks. In order to properly access the image information, I need to iterate through all Sheet.Shapes on a particular worksheet. I'm having trouble with grouped worksheets. **How do I ungroup worksheets from VB.NET?** I've tried both activating and … |
| | I've written a script to change all images in many hundreds of Excel documents to a .png format in order to reduce their file size (the largest were coming up on 25MB). **If the images in the Excel document are not in their original orientation** i.e., if they have been … |
| | First of all, I realise there are a fair few related questions on many other sites, in addition to Microsoft Support pages. I have spent many hours on this issue, and this is where I stand and what I know/have been able to achieve: * I have an application written … |
| | Is it possible to alter Excel Viewer print settings via VB.NET and, if so, what is the syntax I need to do this? I would like my application to be able to change the printing preferences of an Excel spreadsheet opened in Excel Viewer (through the application via `Process.Start()`). This … |
| | I have a ListView control on a tab page. The backcolor of the items of the ListView are changed according to certain criteria, but whether or not the backcolor changes appears to be pretty random. The tab page containing the ListView is not the default tab page on application startup. … |
| | We'll be able to help better if you post code. I understand being apprehensive about posting code - I do the same thing myself (that is, use lots of words and not enough code). I always use System.IO methods when writing to files. You can create a text file with … |
| | You'll want to use something like: If Not TextBox1.Text.IsNullOrWhiteSpace() Then ' Allow processing of text entered Else MessageBox.Show("Please enter information in the text box before proceeding!") End If  |
| | What happens if you try: if(i>=0.3) printf("hello\n"); else printf("ishq\n"); ? Some simple decimals cannot be perfectly represented using the internal floating point representation.  |
| | I'm struggling to think of a reason why I should be getting an 'Access denied' error when trying to save an Excel document opened through a program written in VB 2010 Express. The program is essentially glorified Excel automation. It converts information from hundreds of Excel documents into a few …  |
| | Hi all, In a program I've been working on I would like to start a process and save it in a variable of type Process. This is so I can kill it later, if needed, and change the window type. The process is an Excel document. Here is some relevant … |
| | Hi all, I've been working on a piece of software for a few weeks now and I've got to the point where I'm publishing it and testing it on other computers, namely my colleague's. We're both working on the same network and have similar permissions for our accounts, but for … |
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