19,729 Topics
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| | I'm trying to make a integer to string and also string to integer. Integer to string is what I want because if I finish integer to string I think I can reverse it. Here is I have a wrong output. I likely created a number system in string like how … |
 | I came across a program [SelfNote](http://selfnote.pen.io/) which stores all the text we write and the password in itself.No other file is created (the EXE changes its size as we change it's contents) . It is a standalone exe with all the content within it. How can an exe modify itself …  |
| | Am developing a two screen application where first screen resides in the user system and other screen in extended mode is directed towards a projector or another monitor. They all are working perfectly. Now my client asked me if I can preview the secondary screen onto the primary screen. I … |
| | hi I wnat to make **only third line** i.e "Wenisday" bold in richtextbox. how can i do this Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click RichTextBox1.Text = RichTextBox1.Text & vbCrLf & "Monday" RichTextBox1.Text = RichTextBox1.Text & vbCrLf & "Tuesday" RichTextBox1.Text = RichTextBox1.Text & vbCrLf & … |
| | Good Morning Everyone, May i know how to extract all data from a excel file and copy the data all over to another excel file? Example from Excel A, we have data EmployeeID Name Department 1111 John MIS I want to copy the data over to Excel B... may i …  |
| | Hello I have a vb.net application with MS access database. I want to run LAN in 3 pc by this application. So it possible or which SQL method shuold I adopt for LAN connectivity. I started to convert my database in SLQ express but I am not succeed .  |
| | Hi i am trying to display records in access database that have pictures saves binary data i have created typed dataset that populate the crystal report but the problem is the images do not display code is as below i have attached sample report Imports System.Data Imports System.Configuration Imports System.Data.OleDb … |
 | Program runs without errors, unfortunately it will not calculate the days overdue. Any Suggestions? I have attached the code as a pdf, i have also done this as an IF, THEN, ELSE statement with the exact same results, but it will not let me upload it. Help! Private Sub calculateFees …  |
| | I have vb.net application with MDF-Sql database. I retrieves data from Table in MDF-Sql into datagridview by TableAdaptermanager/binding navifator. Although it displays data but when I want to save by this code, its not working.This code is working in vb.net with OleDb application but not here. Is there any another …  |
| | Imports System Imports System.IO Imports System.Text Imports System.Collections.Generic Class Program Public Shared Sub Main(ByVal args As String()) ' Set a variable to the My Documents path. Dim mydocpath As String = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments) Dim sb As New StringBuilder() ' Enumerate the files in teh My Documents path, filtering for text files … |
| | I need help in fixing this bug (Data type mismatch).Im using a datagrid to insert data to access database but get this error. I can update and delete during runtime but I cant insert data to database. Following is my code: Try conn = New OleDb.OleDbConnection("Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Video Store\Video Store\DvDSystem.mdb") conn.Open() … |
| | I am having the most horrendous time searching for this. I swear I have trawled the web 10 times over. All I need is to get the URL of the link that has been clicked on, and open it in a new form window that is maximised with a web … |
| | Hy guys, . Please assist in advicing whch toolbox conncetion controls to add in my form. I want to connect to access 2007 using vb.net 2005 and im struggling. I have two textboxes(username and password) and two buttons(submit and cancel). When I click on the submit button it supposed to … |
| | Hi guys pls help, Im trying to connect to access 2007 database in vb.net 2005 woth no luck.....im using a login form with two text boxes and two buttons, Im tring to log into the database using the below connection string....... (i only get the catch message box error)... Plz … |
| | Hy guys, Please assist in advcicing which toolbox connection controls to add in my form. I want to connect to access 2007 using vb.net 2005 and im struggling. I have two textboxes(username and password) and two buttons(submit and cancel). When I click on the submit button it supposed to allow … |
| | how to resize a image thtz lager than picturebox?? |
| | i want to insert text in textbox at specific location(i.e row 2 column 3).how can i do that ? i tried this but its not working `Me.RichTextBox1.Text = Me.RichTextBox1.Text.Insert(i, CChar(cb.Text))` |
| | Ok here is the required feature: To send data gathered from a database inside a UserControl to the main form which houses the UserControl. Hierarchy at present: Mainform --FlowLayoutPanel ----UserControl The UserControls are generated on the fly by a client list in a database. This all works fine. When you … |
 | Hello, am on a project and I want the user to search for a word in datagridview. Am using vb.net 8 with access 2010 I want where the text is to be highlighted |
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| | HI, This code is to draw a circle in the form with one button in vb.net. [code] Dim g as system.drawing.graphics g=me.creategraphics dim p as new system.drawing.pent(system.drawing.color.Blueviolet) g.drawellipse(p,150,100,30,60) end sub [/code] this is not working it is showing the error in the declaration of p any one can help me … |
| | Sometimes you want to add a little functionality to an existing class but you don't want to go to the trouble of sub-classing. A technique that you can use is known as **Extending**. For example, I frequently use regular expressions when working with strings. Wouldn't it be nice if strings …  |
| | Good Evening Everyone, i am currently facing a problem. I want to append data to an excel file but before that i want to check for duplication records in the excel file before appending. For example, an employee want to check in to a company but he can only check … |
| | good evening everyone... could anyone help me on this? With a "time value", eg. 08:00:00... i want to find the range that this value falls in using case statement... i am not good in using the time format... anyone can help? This is just an example: (the code is not … |
| | Good Morning Everyone, i have a question.... i have 2 text boxes... for text box 1, i want user to enter integer in "hour hour" (24 hours format) for text box 2, i want user to enter integer in "mm" (24 hours format) there is also a label in between … |
| | Hi all, i encounter an syntax error "Syntax Error in Insert Into" when i try to run this code... anyone can assist? Thanks! Dim sConnectionString As String sConnectionString = "Provider=Microsoft.ACE.OLEDB.12.0;" & _ "Data Source=H:\Users\Desktop\EmployeeAway2.xlsx;Extended Properties=""Excel 12.0;HDR=YES;""" Dim objConn As New System.Data.OleDb.OleDbConnection(sConnectionString) objConn.Open() Dim objCmd As New System.Data.OleDb.OleDbCommand() objCmd.Connection = objConn … |
| | Having a problem. Wrote program originally as VB Console using Sub procedures, had to change it to Function. It worked as sub procedures, but now as function it won't calculate correctly, I actually have two that are doing the same thing because of the procedure switch! Grr! Any suggestions? Sub … |
| | I NEED TO WRITE A CODE IN VB.NET , THAT LET ME EXPORT DATA FROM ACCESS DATABASE ( THE TABLE ATTACHED AS IMAGE ) AND IMPORT IT INTO SQL SERVER 2008 R2 . **NB : TAKING INTO CONSIDERATION DUPLICATION ** Example : if you see in the image the access …  |
| | how i can compare the data of two datatables ( dt1 , dt2 ) and got the difference in a thrid one dt3 dt1 and dt2 Structure ID Date Time S1 S2 EmpID IN\OUT any help ? thank you |
| | Hey, i'm recently new in this forum, so if i'm doing something wrong, please tell me! I have a problem that is driving me nuts! Here's the thing, i want to know if there is any way of remove checkboxes dynamically, with code. I know that there is a way … |
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