20,285 Topics
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 | Im trying to bind my custom vertical scrollbar to datagridview is this possible.. Please help Thnak you.. |
 | Hello Guys! Please help me out!!! Curently finishing a small project, when my boss asked that the report should include the person Photo... CR won't display photo unless it is stored directly into DataBase. I read some where it is easuer to use Parameter to save both text and image. … |
 | Try Dim cn As New SqlConnection("Data Source=MSR\LOCAL;Initial Catalog=Eventena;Integrated Security=True") cn.Open() Using cmd As New SqlClient.SqlCommand("INSERT into BirthdayRegistration where Name='" & TextBox4.Text & "',LastName='" & TextBox2.Text & "',Email='" & TextBox5.Text & "',StreetNo='" & TextBox6.Text & "',Main='" & TextBox7.Text & "',Area='" & TextBox8.Text & "',City='" & ComboBox1.Text & "',State='" & ComboBox2.Text & …  |
 | Hello Group! I've developed an app that takes the data in a text file and moves it to specific columns in an Excel file. My computer has the Excel 2010 installed. So the application works fine with no issues. However we've begun to upgrade computers and software in the office …  |
 | # BlowFish? # BlowFish was the brain child of Bruce Schneier back in 93. Since BlowFish was released to the public domain, Bruce Schneier has released new encryption algorythems, TwoFish and ThreeFish. BlowFish is an increddibly popular and very strong algorythem. Because it conforms to Kerckhoffs's Principal [Explained Here](http://en.wikipedia.org/wiki/Kerckhoffs's_principle), even …  |
| | Hi group, I'm discovering that my Excel spreadsheets that are being created by a VB.net app I've written isn't completely closing them as they should be. I'm struggling to understand why and how to fix this. Here is the code for the portion of the app that creates the workbook, … |
 | dim a, b, res as integer dim c as string a=10 b=5 c= "a+b" res= '" & c & "' how do i get the result value 15 ? |
 | Hello everyone here, I want to be able to read from file or DB and place lines on a page in Matrix form. This is what I mean, say I read a file to an array or list(of string), so that I have the lines like this 1.aaaa,bbbb,ccc 2.5533ds,iodfas,ssss 3. …  |
| | Hi group, I'm making a handful of changes to an existing program I wrote a year or so ago. For some reason I can't get it to build as I'm getting an error that says: 1> Copying file from "obj\x86\Debug\Restran Solutions.exe" to "bin\Debug\app.publish\Restran Solutions.exe". 1>C:\Program Files (x86)\MSBuild\14.0\bin\Microsoft.Common.CurrentVersion.targets(3506,5): error MSB3113: Could … |
 | I'm trying to develop some code to do a button click onto an application without moving the cursor over to it. I can see messages under Spy++ but nothing happens. Thanks in advance... Public Class Form1 Const WM_LBUTTONDOWN = &H201 Const WM_LBUTTONUP = &H202 Const MK_LBUTTON = &H1 Public Declare …  |
 | This is my assignment yet i can't work it out. Kindly help me? Public Class Form1 Private Sub nudYear_ValueChanged(sender As Object, e As EventArgs) Handles nudYear.ValueChanged 'convert month and year to int' Dim month, year As Integer Select Case cmbMonth.Text Case "January" month = 1 Case "February" month = 2 …  |
| | Hi guys, I am trying to fill a datagridview on the form with data from sql server databse based on the name of the company selected in the combo box. But the code i am using gives me an error message saying "The data types text and varchar are incompatible …  |
 | Hi guys how am I able to get the days difference of my textbox which contains date and multiply it by 10 after getting the days difference then show in my textbox penalty. Somebody pls help me! I am using vb.net |
| | I am looking how to join two different tables from two different databases into one datagrid view. To make things more clear I am using two different connection strings to get the data.I perfer VB but if I need to use c# I can adapt.  |
 | The algorithm for formatting code has has never treated vb.net comments properly. I've discovered a nifty work around that will format the code properly. Close the comment with another comment character(') and the algorithm will treat the rest as code. I've never tried it, but this should also work for …  |
 | i have a presaved document to be finished in vb.net. is it possible to connect the two? if so, how? |
 | Hi, I just need a little help here. I have no experience in syncronization of databases of any type and I think I need it in my project now. I developed a CATV (Cable TV) Billing Software in VB.Net for all cable system branches of our company and I use … |
 | I had question about vb.net. I know normally this is simple. But in this case it's dificult. Let me explain this. I had three forms. Form1 is mdi parent form. Others 2 parent forms are child forms which named form2 and form3. I want to send form3 text box value … |
| | I find answer for this question from internet and also here. Some got some help from here. But it doesn't worked 100% fo my situation. So let me describe all things detailed. This is about three forms. To our easy understand I'll named those Form1,Form2,Form3. Only Form1 is MDI parent. … |
 | Im currently doing an application which is when user plugged in usb drive, login form will pop up so user need to login first but if user failed login for three times, webcam will automatically capture. The problem here, **how to make the webcam to automatically capture after user failed … |
| | I got this problem while trying to disable or enable ports. It works well when Im using my friend's laptop but when I tried using my laptop, it give this error. Why was this happen and how to solve it? Thanks ^^ Private Sub DisableBtn_Click(ByVal sender As System.Object, ByVal e … |
| | hey everyone. I need you experties help to the correct this login form code. After the best effort I find this code. But it occur one error. Before the explain error I'll describe how this work. This login form check user name and password from the mysql database. After Normaliy … |
 | Now, i have Set up the Connection to MySQL,and i have this Layout: |ID|Class|Name|Password| The Names are ALL shown in Combobox2.But i have a Combobox1 with Numbers.Now if i select 1, i want only the Users with Class 1 to show in my Combobox2,when i Select 2, only Class 2 … |
 | HI EVERYONE, I JUST WANT TO ASK YOUR HELP HOW TO CODE MY BUTTON IN VB.NET TO DISPLAY NUMBERS IN MY LABEL BOX TO THE ANOTHER FORM, I USED THIS CODE IN MY BUTTON " Queue.Label1.Text = Queue.Label1.Text + 1 ", but it shows only up to 9 and go … |
 |  Hi I must sum calculated ratio values to the given amount of 2000. Instead I get a sum not equal to 2000. I know this has to do with the error in rounding. How can I manage the rounding to sum to exactly 2000 Here is what I … |
| | Please , help me. I could not find crystal report view control in my toolbox. I am using visual basic 2010. I don't know if I need to add something. Thanks  |
| | Hi been trying to **click on a button.**.  heres the **code** from html** webDocument**  within **WebBrowser control**.. **Please Help**.. Thank You.. Heres my code so far.. Dim theElementCollection As Windows.Forms.HtmlElementCollection = Nothing theElementCollection = WebBrowser1.Document.GetElementsByTagName("a") For Each curElement As HtmlElement In theElementCollection If curElement.GetAttribute("id").Contains("remove-over") Then curElement.InvokeMember("click") … |
| | I have two forms. Form 1 and Form 2. When I choose item from the combo box , Form 2 load. After I fill Form 2 text boxes and click 'save' button I want to load these text boxes values to Form 1 text boxes and later close. Please anyone … |
| | Hi guys. Today I want help from you experts. This will help others as well. Okay. Directly to the topic. My senario is this. I want to save image to mysql database. By this way. There was table contain two data columns. which are ID and Image path. So now … |
 | HEEEEEELP! How do I compute for the radius? Velocity,time,and displacement are given.I don't have an idea on how to code it.): Any help will be very much appreciated.(: |
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