20,278 Topics
 | |
| | hi i am doing a project in vb.net on serial communication. The command i write in text box is written on serial port and responds accordingly and displays the result in multiple text box along with the command. I want to display only result but not command.i want to delete … |
| | i have datagrid on my interface with few columns eg. student name, address and age. on top of that there is a text box to include the group name. i want to save all the grid data into table called "groups" in access database. as an instance under group 1 …  |
| | Hi guys...... My problem is.... If we write some lines of code in button click event...... How to set the sleeping timer means..... For eg---- Suppose we wrote 10 line of code in button click event.... After the exicution of first 5 lines of code,,, remaining 5 lines of code … |
| | Yo guys heres my code: Im trying to extract one line each time the sub is called and if no more lines re-set to 0 and start again Problem is that it does not increase even tho i have set it as an array, still brings up he first line … |
| | please help me with code that stores the images in a local folder n not in database.......also i want to rename the image with autonumber.....please help  |
| | Hello Guys! I am using listview. i want to search using textbox records from the database and display the searched records in listview. i read some post here with same/like mine but they're using datagrid. :| |
| | When I add a NEW row to the datagridview, it for some reason freezes the datagridview. That is, it adds the rows pulled from the database to the grid. But you can't add rows to the datagrid by some a click button event. Nor can you select a row in … |
| | i use this code under the CurrentMediaItemAvailable for windows media player but it will not show the title or the name , but it will show some media name , but some media file will not ! [CODE] Private Sub AxWindowsMediaPlayer1_CurrentMediaItemAvailable(ByVal sender As Object, ByVal e As AxWMPLib._WMPOCXEvents_CurrentMediaItemAvailableEvent) Handles AxWindowsMediaPlayer1.CurrentMediaItemAvailable … |
| | Where can i get the header files. I need to covert the BLS algorithm from C to VB.Net. So i need to understand every lines in this code. [URL="http://crypto.stanford.edu/pbc/chunked/ch02.html"]http://crypto.stanford.edu/pbc/chunked/ch02.html[/URL] Please guide me. I need an example to perform BLS algorithm(like bob and alice example). I'm feeling difficulty in this algorithm. … |
| | I had started a similar thread earlier, but i did not get any explanations. I hope i am not crossing any line by repeating. My problem is this. every form in my application accesses the database through a connection string within the startup(Login) form. the login inturn gets the user … |
| | in vb6 i used to make a recordset and a query for particular table/s or field/fields to print or view in data report. now i want to know how to do it? (here in vb 2010) example in my database (.accdb) fn mi ln address <<<-- this are the fields … |
| | how can i avoid data duplicate in the database? i mean if i add in the fields that has been already save it will still save. i don't know how to query or filter not to add the same info. i have the code below but it still save if … |
| | Hi all, I have question about sessions in web services (VB). I created a function that allows me to login to my web service. I created a session here and added some values I retrieved from a stored procedure. The code will explain more :) [code=vb] <WebMethod(EnableSession:=True)> _ Public Function …  |
 | HELP I NEED TO GENERATE A RANDOM ID FOR MY EXAM... NEED TO GET THE FIRST 3 LETTERS OF THE FIRST NAME....How do I do this?been searching for hours.. help greatly appreciated |
| | Hi, i am facing a weir error.. bellow are the code that give by 32feet.net, it is (Bluetooth chatting sample) [CODE]Imports System.Net Imports System.IO Imports System.Net.Sockets Imports InTheHand.Net.Sockets Imports InTheHand.Net.Bluetooth Imports InTheHand.Net Public Class ChatForm Inherits System.Windows.Forms.Form Friend WithEvents MainMenu1 As System.Windows.Forms.MainMenu Const MAX_MESSAGE_SIZE As Integer = 128 Const MAX_TRIES … |
| | im new in vb and i just create a simple calculation if i click the button for compute it will display the error please help me [CODE]Dim price As Decimal = txtprice.Text Dim quantity As Integer = txtquantity.Text Dim totalprice As Decimal = txttotal.Text totalprice = quantity * price[/CODE] [COLOR="Red"][B]working …  |
| | [CODE] I m trying to make totaly disable mdi child form1 when another data entry form2 opened. Bcz by mistak on clicking frm1 frm2 go to back that i dont want to do. Me.enabled=false and frm1.sendto back. can't solve the problem. [/CODE] |
| | |
| | i've come across many methods online to create a datetime picker within a datagrid view, but i haven't got a proper solution. i have a DGV which takes in truck no and date of arrival. i want the second column to appear as a datetime picker so the users can … |
| | Hello , I am doing a project on Resort Website where I have a module of Room Reservation. I want a code for checking the availability of rooms when user selects arrival date and departure date and clicks check button. database room_details table ------------------ roomno type rate_regular rate_delux rate_suite -------------------- …  |
| | I am able to save the datagridview as an excel sheet but everytime i do it,the previously saved file gets replaced which i do not want..i want the file to be saved with a new name everytime [CODE]Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button4.Click Dim … |
| | In my application, i have put a question on form closing if the user wants to save the changes?. But right now, i have just put it in default whether they make changes or not. I thought of prompting it on text change.. but the text automatically changes on load … |
| | how to find keyword in asp.net using vb.net????? |
| | I have a Windows aplication where i want to click a link in a website automatically after an automatic login.Now i am done with automatic log in.but unable to click the link which is enclosed inside <a> tag eg: <a>to be clicked link</a> any help will be appriciated |
| | I cant seem to login into my crystal report viewer. It wants me to login with the user name and the password. I've already provided the UN and the PW during the crystal report database connection. I really do not know why it fails. I only have these codes. [CODE] … |
 | I am using WebBrowser Control... When form is loading i set webbrowser to navigate a website. Now this website running too much popup ads.. So each time webbrowser navigate a new popup window open out of my application.. Is their any way to stop that.. Thanks in advance........... |
 | I've been at this for a few days, not making any progress, so I'm asking for help. I have an application you log into based on an ID number (example 45) In the app, there is a label. By default is has "lblID" in it, when when you log in, …  |
| | Can I create 2 users and they have different function?? Database base using is MS Access. For example I have "staff" and "admin". Staff can insert,edit and delete data only. Admin can check the total sales of the day. Can I do that in VB.Net and can somebody give me … |
| | Hey people hope you are well Could You please help me. I am designing a system which when users login i want the system recoginse who is a admin and a user ( option of deleting only to admin) Using mysql and vb.net Thank you in advance |
| | myqry = "UPDATE tblReceive SET " myqry = myqry + " ProductName = '" & txtProd.Text & "'," myqry = myqry + "' Quantity= " & txtQuan.Text & "'," myqry = myqry + " Quantity Unit= '" & ComboBox3.SelectedItem & "'," myqry = myqry + " Category = '" & … |
The End.