[vb.net] Forum Topics

Guys how do I save settings of a form like its background color, fonstyle, sontsize etc. I cannot save them as string or text into my access database.

Hey all, I am trying to make a form that is blank and will add in 2 comboboxes, a textbox, 2 buttons and a checkbox next to each other in a row. I want the controls to be part of an array, so that all controls on a row are …

i have just installed VB2008 EXPRESS EDITION. i have added com component msflexgrid ,Getting error with this component An error occurred creating the form. See Exception.InnerException for details. The error is: Class not registered (Exception from HRESULT: 0x80040154 (REGDB_E_CLASSNOTREG)) how to resolve this.

i m doing my final year project on "PC Maintenance Utilities" . Plz suggest me one good name for my project. it contains following modules: Junk Cleaner Privacy cleaner(browsers) Uninstaller Startup Auto shutdown/reminder System restore service manager process manager security tools Duplicate file finder disk analyzer empty folder analyzer and …

how can i add color to the TabControl..? we can add color to the TabPage but how to Tab control.

Here is the problem Im currently having: I save a Text that is made in a Richtextbox which save it contents in .rtf when I open it loads the .rtf into the richtextbox (rtf is the make up for the text (like font and color)) but the textbox shows no …

i have create a checkbox in listview...so i wanna know how to check it and export only check item to crystal report so i can print item that i have check... please anyone help me..

hi and hello i have developed a desktop application and deployed it and it's working fine but what i simply want that my application should be installed in only one particular PC to whom i have sold it out but same setup should not install in other PC. becuase i …

I have a bar cash register and have buttons for the drinks and number pad. In the program I have it working and it is reading the File and storing it in a Array. the problem i have is writing back to the part of the textfile. Here is 2 …

I'm having trouble with validating my textbox. My textbox should only accept decimal number, and should not accept negative number. i tried this code for validating the input type, but i fail. [CODE]If Not Char.IsDigit(numWeight.Text) Then MsgBox("Incorrect input.") End If[/CODE] And i don't know if this is the right code …

How do you detect the home drive(where windows is installed)

I found this forum very useful to me as a beginner in VB.net and found similar thread regarding my concern unfortunately it doesn't for me may be could someone show me the solution. [URL="http://www.daniweb.com/software-development/visual-basic-4-5-6/threads/340634/1446506#post1446506"]http://www.daniweb.com/software-development/visual-basic-4-5-6/threads/340634/1446506#post1446506[/URL] i will provide screen shot on error I'm encountering. [IMG]http://i54.tinypic.com/15o9mvc.jpg[/IMG] Help much appreciated and thank you …

I've tried so hard by myself and I've just ended up confusing myself as it's my first time using vb. I didn't want to waste anyones time but I'm sorry I just don't know what to do.. ---- How would I code this? I want to make a progress bar …

ai guys need a little help here..i create an interface where user can store their information like name, hobbies, DOB and phone number...the info is stored in sql server..now i want to call back all data that have being stored in sql to excel..when i say all i mean all …

Hi, I have a form where I generate a report on some button click. I need help with the code to show another Form in Modal Form, And Place Progress bar on that and Increment the status, from calling form so that when progress bar is running user cannot close …

Hi all i am havin a problem with my Jet oleDB connection i am getting an error and i am not sure if my code is completly wrong or it is a small problem any help would be great. This is the erorr i get: An unhandled exception of type …

So I just started reading about serialization of class and how I can save them into a binary file. But after I define my class as <serializable()> and try to save the object it keeps throwing me this exception. [COLOR="Red"]"An unhandled exception of type 'System.Runtime.Serialization.SerializationException' occurred in mscorlib.dll Additional information: …

hi, i want to ask about the check/uncheck the checkbox in a column in datagrid. if all row in the checkbox column is not selected, what is the code is.... because i want the msgbox appear if the user not check any row. tq,

Hey guys, I'm seriously breaking my head over this one. This project should have been finished 10 hours ago but I've been stuck on this for ages. First I set the DataSources / Dataviews of all the things I need; [CODE] Dim dsPubs As New DataSet() dsPubs.ReadXml(pathdone) DataGridView2.DataSource = dsPubs.Tables(0) …

Hi there, I have wrote a program that do a bit of calculations that takes about 10 min to complete, therefore I need to show a progress to user. I used a percentage in status bar to show the current status of program. The problem is for updating the number …

I have a list of values extracted from a datareader in a list. Is it possible for me to run a query to extract another set of values using a datareader and then use the individual values in the list and the values in the datareader to perform some calculation, …

How would I write a recursive function to scan the Temp Files on a computer and list all the files & folders to a ListView?

Hi I m working on a project where in i have to change the EXCEL workbook settings at runtime as per the regional setting of the user. Although i know abt the Localization option available in vb.net, but it is only working for forms not for EXCEL. Need ur help …

Hope I can get help. Each time I write an Update query I have a habit of forgetting to add the where clause. I have destroyed my test records many many times. Therefore is there a way to count the number of rows that will be updated so I can …

I am trying to display only year in datetimepicker in vb.net Can anybody help me out. please

What data type could I use in my access database that can hold very long texts. By default, each cell in Access tables can only contain up to 255 characters. Is there any way to extend this to any length I want?

I have a checkbox X1 that if checked it will check a column of checkboxes. What i'm trying to do is if the user unchecks at least one checkbox from the column it will uncheck checkbox X1. But I don't want it to run the event from checkbox X1 again …

What is the right way to declare an array [CODE]Dim lblname As Label() = New Label(get_num_of_children()) {} Dim mealcheck As Integer() = New Integer(get_num_of_children()) {}[/CODE] or [CODE]Dim lblname() As Label = New Label(get_num_of_children()) {} Dim mealcheck() As Integer = New Integer(get_num_of_children()) {}[/CODE] Thanks for your help

I have a listview that has order for certain computer parts such as a mother board etc. aswell as that i have several textboxes that contain customer information. I have a "Checkout" button and i was wondering if it was possible to create a 'professional' looking invoice which has the …

Hi, I want to move a shape (label) when I press WASD around a maze. I got what I have so far off the net, but I cant figure out whats wrong with it. [URL="http://www.programmersheaven.com/mb/VBasic/223364/223860/re-basic-key-press-question-answered/"]Original code[/URL] [CODE] Public x 1 'This is whats wrong - it says "End of statement …