19,728 Topics
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| | I’m creating an e-learning system on vb.net/2010.This system gives quizzes on students. I know how to save/retrieve data on mysql server using xampp but i need to display the score of all the students on the website and this website needs to be live. Now my problems are 1)How to …  |
 | Hi All, What do TRACE means.? and how does it helps in VB.Net. Please help Thanks in advance.  |
| | hi there.. i have developed a pos in vb.net but i m suffering through a problem. i am using a thermal printer here for cash sale receipt but when a get a print of that recipt it did not fix to the thermal printer paper |
| | Good day, gurus of this well-known site. I am using vb.net 2013 Ultimate and SQL 2012 and can someone show/link me how to save and retrieve a word document from SQL database? Thanks  |
| | i am making a security program which only administrator can run. now i place one checkbox in registration form that if the user is administrator then he will check that box and program will not ask for " run as administrator" now i need code for checkbox something like if … |
 | I want to make a form application that upload torrent file in bytebx.com using my username and password Could any one help me? Torrent uploading header request like : http://bytebx.com/storage POST /storage HTTP/1.1 Host: bytebx.com User-Agent: Mozilla/5.0 (Windows NT 6.3; rv:34.0) Gecko/20100101 Firefox/34.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate … |
| | I'm using a WPF Textbox in Winforms using elementhost to get the SpellChecker feature. I loaded a large text file with at least 100,000 + characters and over 2,000 lines. It opens the file and adds the text to the wpf textbox normally and I can easily scroll through the … |
| | I have a datagrid with checkboxes that lets the user to multiple delete. How do I store the deleted records into a text file? I am using Access to store my data My code for delete is Try con.Open() For Each row As DataGridViewRow In DataGridView1.Rows If row.Cells(0).FormattedValue = True … |
| | hi, i'm working with a travels project i have two tables(vehicle_entry and booking).. when i try to book on some particular date only available vehicle names should be shown in the combo box... it shold show all the names from vehicle_entry table except that vehicle is registered in booking table … |
 | Hello Group! I am in need of converting a "text" file created by a UNIX based program (it is only semi-formatted) and put it into a more-formatted text (.txt) file. Put a different way, this needs to be converted such that it can be opened in Notepad and it be … |
| | Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click Try Dim Mail As New MailMessage Mail.Subject = "Test email" Mail.To.Add("alorashif@gmail.com") Mail.From = New MailAddress("alorashif@gmail.com") Mail.Body = "to test sending mail from vb.net" Dim SMTP As New SmtpClient("smtp.gmail.com") SMTP.EnableSsl = True SMTP.Credentials = New System.Net.NetworkCredential("alorashif@gmail.com", "989551542b") SMTP.Port = … |
| | I have used .net's webbrowser control. Unfortunately, it is not supporting HTML5 or Complete JavaScript. When I googled, many said that the control depends on IE version installed in the machine. I have installed IE10. Though it supports HTML5 (Even I checked the same webpage in IE10 and it worked), … |
| | I need my application to start with administrator privilege. When I do it in app.manifest: `<requestedExecutionLevel level="asInvoker" uiAccess="false" />` to `<requestedExecutionLevel level="RequireAdministrator" uiAccess="false" />` I can start my application with administrator privilege. But it starts every time the application starts. I need to start the application with administrator privilege only … |
| | Hi everyone. I want to ask a question on how to show pictures (jpg files) from access database to a form I have a database called DataBase, i have some fields there. One is called picture, and the data type is attachment. and i have the following code Dim ds …  |
| | why i am receiving this error and how i can solve it See the end of this message for details on invoking just-in-time (JIT) debugging instead of this dialog box. ************** Exception Text ************** System.IndexOutOfRangeException: Index was outside the bounds of the array. at WindowsApplication1.fol_hide.fol_hide_Load(Object sender, EventArgs e) in D:\Projects\3 … |
| | Group, In a post in VB 4/5/6, I question how to open a file with a wildcard as the file extension ([https://www.daniweb.com/software-development/visual-basic-4-5-6/threads/488809/accessing-a-file-with-a-ever-changing-name](null). That worked fine for VBA. However I'm trying to do the same thing using VB.net. I'm having trouble finding the correct syntax. I hope you can help. Specifically, … |
 | I am writing a button DLL, nothing too fancy just a way of adding extra properties to the button object in an attempt to keep track of extra info and drop several arrays that now hold the info. The user enables the buttons as required so I could be using …  |
| | Group, I'm taking a text file that is storing ID numbers in a single column that looks like this: 123 3050 3971 I'm looping through the text file line for line and putting each ID number into a textbox. My question is: Am I writing this code the most efficient … |
 | Hi, how to transfer datagridview record to listview? anyone have an idea? |
| | Hi! Im trying to do this class work for Comp Programming class! This is the assignment. Using integer and modulus division, determine how a deck of 52 cards can be represented by randomly generating 52 numbers(1 to 52). Each Number should have a value and a suit ( Ex: 4 … |
| | Hello people, please have a look at following IMAGE.  What I Wish to achieve is extract the select item and display it into a messagebox or say do other actions. I want to extract that particular selected ITEM ..say E101. Thanks.  |
 | I was just wondering, is there a way to change the colour of the squiggly line when a word is misspelled in a WPF TextBox? Here's what I mean: [Click Here](http://puu.sh/dwAdC/701c7f2c59.png) I have no idea as to where to start because I'm simply clueless. I tried editing the Textbox to … |
| | Hi, Can i Call a Sub in Textbox.Text For Example : Call (Textbox.Text) Is it Possible ? |
| | i need to create a project that allows a teacher to enter three test scores for each of the three students. the appliaction should calculate each students average test score and assign a letter grade based on the grading scale shown below. average test score letter grade 90 or greater …  |
 | I want to arrange numbers from highes to lowest ( you will input the numbers first e.g 1,2,3,4,5 ) and it will be 5,4,3,2,1 Thanks! |
| | hello, plz assist in this: Assuming i have a sourcecode for example for developing a stock management system, how do i edit it to suite my problem? |
 | Hey guys, I have one site with API but it doesnt have any application for using api just codes how to use it, so i wanted to ask you for help. Is it possible to somehow get response from web and list it in listview? Response is looking like this: … |
| | Hello everyone,i have two questions regarding vbnet and binding navigators.As you can see in the pic i have attached ,if we create a database in microsoft access,by going on the database tab and dragging the table in the form,automaically the binding navigator is placed on the top and we just … |
 | Hi. I'm making a program somewhat like Siri except through text boxes not voice command. On my form FormMain I have two text boxes named TextBoxInput and TextBoxConversation. I also have two buttons named ButtonStart and ButtonEnd. Here is my entire code for FormMain so far: Public Class FormMain Dim … |
 | Hi Guys, Im currently working with application, where it will automatically inform the user that there is an overdue account today. i decided to compare the current date(today) to stored date in mysql database, heres my code: Public Sub getReminder() Dim _con1 As New MySqlConnection Dim _cmd1 As New MySqlCommand … |
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