download string works, download file doesn't
I'm working within my public dropbox, and using the default debug folder for testing for this, so I apologize if it's a user error, permissions, or something associated with that... Since I can...
View Articlemouse down question
Hi All, I have a question and I hope I make sense. im trying to replicate the iphone single finger panning in vb.net. now I know windows 7 can handle this for me but the touch screen im using is mouse...
View ArticleVS 2010 'System.NotSupportedException' in mscorlib.dll
Hi, i have this error Code: 'System.NotSupportedException' in mscorlib.dll The format of the specified path is not supported. what's the problem?? i
View ArticleThread used up its stack
I am editing a very large file with my multilingual text editor, using a richtextbox, and I have noticed a slow-down in operations, and also got the error "Thread used up its stack". My theory is that...
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[VS 2012] MYSQL DataAdapter.Fill gives KeyNotFoundException
I have googled and tried to find an solution to this issue but I have had no luck. The code is meant to retrieve a list of tickets from a ticket database that have been created by a specific user....
View ArticleVS 2008 Manipulate data from SerialPort
Hi to all: I have this code, that retain the data from an serialport...My question is simple once i never had programming for serial ports and receiving data... This code is correct? Or we can do...
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Not able to open Dialog Box to select file for editing xml
Need help with open file dialog box What i am trying to achieve when i open the form is to be able to select an xml file for edditing and on clicking the nodes in the treeview, place the node...
View ArticleVB 2008 to mysql database
hi all expert,iam newbie here...can anyone help@teach me how to connect visual basic 2008 with mysql database...here is the situation...iam using RFID that scan the card to get the id...the id that...
View ArticleVS 2008 Finding keywords in a strings
I have about 1400 strings, which is made up of word (keywords. some contain the same keyword. I have 3 keywords. I need to find the one string ,from the 1400, that contains the most of the keywords....
View ArticleVS 2010 Double output
hello everyone. i am making a app wich holds a list and compares it to a list what it gets from online database to check if that person is online on the website the problem i have is no matter what way...
View ArticleVS 2010 Ethernet
I have written a program in VB2010 to interface with a RIO Galil contorller. For some reason when I close down my program I cannot re-connect. Somehow I am not releasing the ethernet handles properly....
View ArticleVS 2010 Disable Cut, Copy and Paste buttons at times. E.g. when text isn't...
Hello All, I am making a text editor and have got the following 4 buttons included- cut, copy, paste & clear clipboard. How would i make the cut, copy and paste buttons only clickable when either...
View ArticleVB.NET and LINQ
VB.NET VS2010 The following code works but there must be a easiler way .... and I'm not sure why LINQ is such a challenge with me. :( Goal - Identify multiple "ndc" for a member within the orderDetails...
View ArticleEntity Framework
I've instantiated a new Users entity and attached an new Avatars entity to it. The primary and foreign key in the Avatar table is UserID and the primary key in the user table is UserID. When I try to...
View ArticleHow to put text over an image (code included)
There is a youtube post that shows how to make Text from a RichTextBox drawn on top of a PictureBox. The original code and form includes a Font selector button, and a Color selector button. As you type...
View ArticleVS 2008 Challene positioning and printing text onto jpeg images
I am trying to create an application where data from a database table is printed onto documents that have been saved as jpg files. the actual data and the (x,y) coordinates are stored in the database....
View ArticleVS 2010 Equivalent of Void * pointer of CPP in visual basic
i am trying to access an function from dll which is in c++ in my visual basic program. That function has one of the argumant as data type void *. i am not able to access this argument as i have tried...
View ArticleVS 2008 how to disable multiple opening of forms
how can i disable multiple opening of forms.i have a mdi parent form,on other form i am using child.showdialog and it works perfectly.The problem comes when i have a form that has a button that opens...
View ArticleMore graphic components used
Hi, I will start a project in visual basic .net with visual studio 2010 and I wonder what graphic components are more used, more useful and more attractive to this type of project. Also like to know if...
View ArticleVS 2010 what is the best way to learn visual basic 2010?
hello guys I am learning visual basic with a book for Michael Halvorson and I thought to ask you: what is the best way to learn visual basic? thanks everybody.
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