Some of my students before always asked how to filter a textbox with only numbers that can be inputted. Right away, they always made a mistake on writing the code because they are just using the NumberFormatException code. But actually it isn't wrong, it is just sometimes not applicable and not functioning at times when I can still remember my college days. But now, I wrote this code to filter numbers on textbox or any controls in Java. I want to share and teach about this code. Now let's begin this tutorial! 1.

This is my own version of how to connect Java to MS Access database with a Login Tutorial. Because for now I will make tutorials for Java because my Facebook friends wanted me to have a tutorial about this programming language. Software to be used: JCreator LE 4.50 or NetBeans but I preferred JCreator, JDK 7 Download here, and Microsoft Access software. 1.

In this tutorial I’m going to teach you how to animate a ball by using Visual basic 2008. The feature of the ball is that, it bounces in every side of the Form. With this, you will learn the functions of the bitmap and the graphics object. Let’s begin: Open the Visual Basic 2008 and create a New Windows Application.

In this tutorial I will teach you how to create a simple CPU and RAM meter by using Visual Basic 2008. With this, you will be able to know the usage of your RAM and CPU. And it also calculates the percentage of its performance usage. Let’s begin: Open Visual Basic 2008, create a new Windows Application and drag the Label, ProgressBar, PerformanceCounter and a Timer. Name the two PerformanceCounters, “pcCPU” and the other one is “pcRAM”. Then, name the two Labels into “lblCPU” and “lblRAM”.

In this tutorial I will teach you how to create logs in Visual Basic 2008. Logs are very important because it records previous transactions and day to day activities of the system. For instance, in a log in system, you can determine the time and who is the user that had logged in the system. And whenever your system has a problem you can easily determine what was it with the help of logs. So, let’s begin: Open Visual Basic 2008, create a New Windows application , drag a RichTextBox, and a Button in the Form. And it will look like this.

This is the continuation of my previous tutorial which is the Print the Text in a Textbox. This time, I’m going to add the Page Setup and Print Dialog. In the Page Setup you can choose any setup that you wanted in your page and it contains selections such as the margin,sizes and etc.. While in the Print Dialog you can select the number of pages and copies that you want to print.

In this tutorial, I will show you how to drag/drop and copy in a Treeview by using Visual Basic 2008. I made this to show you not only a PictureBox or a TextBox can be drag and drop but also a treeview. Let’s begin: Open Visual Basic 2008, create a new Windows Application and drag the two Treeview in the Form. Name it “trview_left” and “trview_right”. After that, click the two Treeviews and go to the properties.