VS 2010 Help with DirectX9 scaling and translating
Hi all, I am building a graphing control using directX. The back story is that I will eventually have an app that will show up to a dozen or so charts in real time and each will plot 1000's of points....
View ArticleConnection Problems - SQL
Hello Guys! I am currently having a grave situation on connecting our system to our MS SQL Server 2012. The problem(s) is as follows: We have a program which is developed using VB.Net. Now each...
View Articlecucle throught dgv rows inside BGW dowork
I am trying to cycle throught all the rows in a DGV within a BGW but i can not get it to work this is what i have tried RunWorkerAsync Code: Me.CopyBGW.RunWorkerAsync(ItemsdatabaseDataGridView) Dowork...
View ArticleVS 2012 Some weird excpetion?
http://puu.sh/3pq19.png This is what I'm getting. I just upgraded to Win 8.1 & VS 2013, is it because of that? Because it never happened in 2012 / Win 7.
View ArticleVS 2008 [RESOLVED] naming a timer at runtime ?
Hi, I'm creating timers(System.Timers.Timer) at runtime. This workf fine and the tick event runs perfect to. The problem is that i can not name the timer thats created. The reason i need to name them...
View Article[RESOLVED] how to use connection string within a module in other forms
I have just recently learnt about modules and have declared a connection string in a module called module1. the name of the connection is myConnection and it is within a subroutine called connectDB( )...
View ArticleVS 2008 problem with serialport
I Have serialport to send and receive sms, but every process to send or receive sms, my aplication hang and can't operation until all proses finished, my question is how to make my aplication can...
View Articlevb.net garbage collection
i have created a very simple application with 2 forms...form 1 loads form2 and gets close and diposed....my form1 is getting disposed but not garbage collected....stack...
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VS 2010 How to list recording and playback devices?
I want to show in a combobox control the recording devices of the computer and be able to change the prefered one. In the second combobox I want to do the same, but with playback devices. Attached...
View ArticleVirtual Mouse Click
How do I make so that the program clicks on certain location based off of x and y coordinates that I tell it to click on? Right now I have: Code: mouse_event(MOUSEEVENTF_LEFTUP, x, y, 0, 1) But when it...
View ArticleVS 2010 Using a database to populate menu items
Right now I am currently coding my menu items into my program using the designer window. The program is for my office and our IT department is always changing were our folders are located (The folders...
View ArticleVS 2010 Check WebResponse Status
I am attempting to submit some SOAP and receive a response back. I have been able to handle catching all of the errors that could occur. However I can't figure out how to parse the data that comes back...
View ArticleVS 2008 Out of memory
I have wrapped my code in try catch statements, and every once in a great while I get an exception 'system out of memory'. Today I got the message and I have done very little program/memory wise on a...
View ArticleVS 2012 Best way to get public IP in IPV4 format
Hi, I would like to get the public IP of the computer running my app without looking it up on a website. I found this online, but even after applying all the IPv6 filters at least one remains. VB.NET...
View Article[VB2010] - about graphics persistence and mouse
i'm learning using the Graphics object. i understand the steps for use it and how make it persistence(using paint event). but why i can't combine the mouse with graphic persistence? Code: Public Class...
View ArticleVS 2010 SQL Entity Framework - Nullable None
I am currently setting up a database table using the entity framework model. When I add a binary option, to my surprise the nullable property field has three possible values true, false & (none)....
View ArticleVS 2008 Is the ORDER of things in a LIST(OF) respected as things are added or...
Got this code - basically creating a LIST(OF) some class I've got. Later on in code I will be adding to this _RequestList (as shown). Code: Private _RequestList As New List(Of _dcxRequest) Private...
View ArticleVS 2012 How to properly use the ActiveX Scroll Bar Control
So I am having issues trying to use an ActiveX Scroll Bar. I have a macro opened with the control bar that reads something like: Private Sub ScrollBar1_Change() Worksheets("Gas Turbine").Cells(8,...
View ArticleVS 2010 Extending application through add-ons
Hello friends, i am developing an application for student management is a very big application (visual basic 2010). i want this application to accept add-ons i have google abut cant find any useful...
View ArticleVS 2010 Working out if a message box of another app is displayed
Hi, I'm trying to control a 3rd party app. I call the app and it sometimes brings up a message box which I need to close. I've got some code which uses process.getprocesses and then gets all the child...
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