#Vb net 2010 random color generator code#
'TODO: This line of code loads data into the 'ADatabaseSQLDataSet.Quiz' table. 'Dim rn As New Random 'Dim nb As Integer = rn.Next(0, QuizBindingSource.Count) Private Sub btnSound_Click(sender As System.Object, e As System.EventArgs) Handles btnSound.ClickĮnd Sub Private Sub btnExit_Click(sender As System.Object, e As System.EventArgs) Handles btnExit.ClickĮnd End Sub Private Sub NewGame_Load(sender As System.Object, e As System.EventArgs) Handles MyBase.Load QuestionTextBox.Text = AdatabaseSQLDataSet.Quiz(recNum).QuestionĪnswer_1TextBox.Text = AdatabaseSQLDataSet.Quiz(recNum).Answer1Īnswer_2TextBox.Text = AdatabaseSQLDataSet.Quiz(recNum).Answer2Īnswer_3TextBox.Text = AdatabaseSQLDataSet.Quiz(recNum).Answer3Īnswer_4TextBox.Text = AdatabaseSQLDataSet.Quiz(recNum).Answer4ĬorrectTextBox.Text = AdatabaseSQLDataSet.Quiz(recNum).CorrectAnswer QuestionIDTextBox.Text = ' Why are you using this? Count)ĭim dr As AdatabaseSQLDataSet.QuizRow = AdatabaseSQLDataSet.Quiz(recNum) End Sub Private Sub Button1_Click( ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Clickĭim recNum As Integer = rand. ' Me.ASHRAETableAdapter.Fill(Me.WdDataSet.ASHRAE) ' ' This is where your tableadapter's "fill" method is called. Private Sub Form1_Load( ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load ' Instantiate a new random and seed it ' with the system clock: Private rand As New Random Option Strict On Option Explicit On Public Class Form1 Anyhow i tried that query and it didnt work.ĮDIT: I also thought about adding all questions into array, or use some sort of indexing, but i have to use database as the requirement.Īny hints, ideas,examples or even links to external websites will help as i have tried to google it but could not find much.Īlso if anyone would be willing to give me an advise of what is best book i could buy, which would cover databases in sql and some beginner/intermediate programming in visual basic. That and that from database" i thought i have to write "Select that and that from database sort by rand", i also saw that some people write limit 1 or more afterwards but i have no clue what it is and didnt use it. Then i thought maybe i have to change the query as in, instead of "Select that and I failed in the end even though i thought it was going to work.
#Vb net 2010 random color generator generator#
It randomize them before they are appearing on the screen.Īt first i have tried creating random number generator and then joining it with the coulmns in the database. i have placed buttons to move to next,previous,first and last row but i am wondering if there is a way of making a button which would randomly pick a row with information from database or just make I have created a small sql database using new data source. Private Sub ListBox1_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ListBox1.Hello i have a small issue with the application i am working on. Opdracht.ExecuteReader(CommandBehavior.CloseConnection)
"Data Source=C:\Users\Wouter\Documents\Patientengegevens.mdb "ĭim verbinding As New OleDb.OleDbConnection(verbindingsString)ĭim opdracht As New OleDb.OleDbCommand("SELECT * from Patientengegevens", _ĭim dataLezer As OleDb.OleDbDataReader = _ Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click What I want instead is that when you click the button it generates a random list of lets say 10 operations. If you click the button it now retrieves the total operation-list from a acces file (MDB).
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