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Hai everyone, i have a problem, currently i am developing software using Java (netbeans): Currently my database looked like this: Username and UserType Fuhans and Administrator Nies and Member When i login with Username: Nies The program respond, but it gave me the dialog box where both Username are displayed. … 
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i have been doing like the code below, but why when i clicking the "delete" button, it is delete all records in the datagridview, but it does not updating to the database. And, how do i make only the selected row that has been selected by the user that gonna … 
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Hai everyone, i have a problem, the program just read the first entered `Quantity` value in the program and apply it to all rows in database and the value of first and second row are same, even though in the beginning, first and second row value are different. First of … 
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Hai everyone, i want to minus the data from the database with the value that i give when i run the program, everything is works, but i keep stuck at the `newVal` i already did like this, but the `newVal` keep appear 0 (because i declared `decimal newVal = 0`, …
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i have a problem here. Here is my case: I want to update the Quantity value from program based on the value given from program and minus it to the database. For example: i have 100 in Quantity in the database, once i run the program and update the Quantity …
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I got the problem. I want to update the data to the database, but the database won't update. Here is the code: else if (firstForm.textBox1.Text == "Seranne") { string query = "SELECT [Quantity], [Description], [Price] FROM [Seranne] WHERE [Code] IN ("; OleDbConnection conn = new OleDbConnection(connectionString); conn.Open(); if (int.TryParse(this.textBoxCodeContainer[0].Text, out …
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Hi everyone, i have a problem where i cannot solve it. So, i decided to post here my problem is, probably you guys can help me out. Well, here is my case: 1. i already can make a new table based on the username that user type in the registration … 
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How do i minus data from the program to the database? I have quantity and description in my database. The quantity will be 100, and the description of it will be A. When i type in my program like this (after run the program): The quantity is 50. and the …
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The NewForm did not close itself when every time i called a "New Form", but the Main Form does Hi everyone, i have a problem. I already can closed the MainForm when i called the FirstForm, but when i called a "NewForm" again in the FirstForm, it called the SecondForm, …
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Displaying a description based on code in database C#, database, WindowsApplication, Hi everyone, i have a question how do i input the descriptions columns if i type the number based on my database in code columns, i already retrieve the code from database, but now i also want to display …
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Hi guys, i created Windows Application form my project and there is a problem that i am facing right now. I already had an array of textboxes, and wanted to connect those database textboxes, however, i cannot get the data because the data that i want to connect is int …
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