20,278 Topics
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| | Im looking for an image viewer that supports most types of image formats, including PDFs, and has the ability to rotate/zoom, and draw on an image. I've been looking but to no avail. Does anyone have any suggestions on the best way of going about modifying a control so that … |
| | can someone help me to find out why my label display is listing the result of the textboxes instead of adding up the values of the text boxes? here are my codes: Dim strstudentName As String = (" ") Dim dblAssignment1 As Double Dim dblAssignment2 As Double Dim dblAssignment3 As …  |
| | How can I make a Save/Open buttons that will save and open ListView items AND THEIR DETAILS? (tried anything and it won't save anything else but the name)  |
 | Hi Dw I'm creating an application that will copy a file from one directory file to System32 file but I get an access denial error and I've decided to use vb.net to call cmd.exe and send keys to it that will instruct it to copy the file but the same …  |
 | I am in wonder. I just make a slideshow form and add the context menu strip as when the user click on download image then current image get copy and paste on the desktop. I use path and destination method in this but they say bitmap cannot be converted into … |
| | I am writing an experimental project in VB.net to modify the colour data in a picture. I've finished the simple version using BMP file and now want to add JPEGs From what I read the JPEG compression uses the Discrete Cosine function which (if I understand the process) effectively compares … |
 | Hi Guys:-) I hope everyone is doing great:-) I Have a Question.. How to Display Selected Data in a DataGridView using it's own events?? This is my Code.. Public Class From1 Private Sub frmTest_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load ChildNameTableAdapter.Fill(TestDataSet.ChildName) End Sub Private Sub DisplayButton_Click(ByVal sender … |
| | hi I'm having problems in my crystal report where all the selected rows in my datagrid will show up in my crystal report but instead it showing me an exception selectcommand.connection has not been initialized here's my code in my form where the datagrid is: Dim cmd As OleDbCommand = … |
| | hi! am making a sticky note program. where in i have 2 buttons for "add" and delete" and 15 richtextboxes not visible. So for eveytime i click the "add" button , there will be a one richtextbox to appear for a new note. can someone help me how to code … |
| | I have connected VB.net and mySQL on a the same PC before, but I have no Idea how to connect VB.net to a remote PC(LAN) I've only changed the server This is my code. I removed some of the details, but it works on server=localhost [CODE] conn = New MySqlConnection() …  |
 | Experts, Please forgive me if this is a dumb question. 1)I am developing an application that needs data to be displayed in a grid format. 2)I need the ability to edit multiple records inline 3) I need the ability to use custom validations on rows being edited. 4)I am not … |
| | Please Help: I am making an internet Cafe system that will login his/her account If user still have time left on his account(database) then login success and countsdown hours and minutes to zero if user logsout it will update the database "timeleft" of the current user If 5 minutes remaining …  |
| | Hi Guys!.. Is the Datatable in vb.net can be indexed like a usual array?... Array[0]....Array[1]....Array[2]...etc But for DataTable?? How can we do that??...in such a way we can access a certain row.... Thanks guys:-) |
 | I want to retrive data from table to combobox I used this coding though I didn't get an error the outpiut(data) is not displaing in the combobox Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click MessageBox.Show("Please Insert the Sample note no", "Information", MessageBoxButtons.OK, MessageBoxIcon.Information) Try myConnection … |
| | Can't Update my User Table "Hours" "Minutes" "Seconds" from the current value of the timer where it has stopped I used button to stop the time Imports System.Data.OleDb Public Class frmMain Public hh As Integer Public mm As Integer Public ss As Integer Public totalsec As Integer Public timercount As … |
 | ## Hey Guys ## , I've recently stopped doing some of the projects which I wanted to do and took a look at SQL and came across Microsoft SQL and i was pretty pleased with wha tit can do so i downloaded the program and watched some basic MSSQL tutorials …  |
| | I am making a cyber cafe system where user have to login their own account and i want to use a field "REMAININGTIME" which determines how much time left they have in their own account database. and it will display in the form as lbl. form will be look like: …  |
| | I'm a final year student and I am now creating my project with the topic transaction management system of non banking institution, case study of noble dream micro finance. my proposal has be accepted but I don't know how to start the whole project from. so please I need your … |
| | can someone maybe explain to me how the reply to property works, i want to give it an email address like this "message.replyto("ReplyAdd")", but it doesnt seemd to work. and the replytolist in the code also dont work i get this error when i put in breakpoint on it "count …  |
| | i am using the odbc data sources ( created from the control panel --> administrative tools --> odbc data sources ) to connect the crystal report to my access database . all things good and the data sources works like a charm , till i discover that generating the report … |
| | I want to know how can I trigger an event or at least display it in a Datagrid from database. Here's the scenario: DateFile Plate Driver EmpID OdometerBefore OdometerAfter 9/25/2013 ABC123 Jared 00369 4000 8000 9/27/2013 DEF456 John 00246 3000 8000 10/9/2013 ABC123 Jared 00369 8000 14000 10/9/2013 DEF456 John … |
| | Remarque the hand punch is connected to the network throug a converter from serial to network , so i need to connect the port and the ip at the same time , any help ? |
| | Hi Guys, I hope everyone is doing great:-) I have a question... How To check if datatable is empty or no data is inside a datatable yet? Can you provide me with just code snippet?.. Thanks:) |
| | Code the keypress event of the textboxes. Allow numbers, the backspace key, and the decimal point. Only write the code once and use Handles. Answer Private Sub TextBox1_KeyPress(sender As Object, e As KeyPressEventArgs) Handles TextBox1.KeyPress End Sub |
| | Hey Guys! So i've been thinking about how to make this program which involves a person Logging on and gettings certain information and statistics throught the website. A good example and also something i've been wanting to do is use this page: http://puu.sh/4IEkQ.jpg to get the information below. How can … |
| | >I am trying to write a proram that will search for character or letter and count how many times that character appears. The user will enter a phrase in a text box then press the search button, then an Inputbox will appear asking the user to enter a character. then … |
| | Code the keypress event of the textboxes. Allow numbers, the backspace key, and the decimal point. Only write the code once and use Handles Answer Private Sub TextBox1_KeyPress(sender As Object, e As KeyPressEventArgs) Handles TextBox1.KeyPress End Sub  |
| | I am trying to add a List(Of T) to a Listview in Windows form application.But not able to do it. I have made a form and took the value of textboxes in a list and trying to bind the list to ListView |
| | good day.. i have a slight problem in my enrolment sytem. im new in vb programming, and this problem perfectly work in stressing out and pressuring me as begginer. i have a listbox that contains all filtered data from my database. and i want it (all entry in the filtered … |
 | Good Day All, I like to seek assistance for reading a file that has header and trailer information. I want the application to ignore the header lines (say the first 6 lines of the file) and also ignore the trailer which is always the last 2 lines of the file. … |
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