How to Open Cash Drawer using VB.NET

Submitted by admin on
I just want to share with you the code that I have found on the internet on how to open a Cash Drawer using VB.NET. I am in no way claim this code as my own work. I want to share this with you because there’s a lot of question on the internet on how to open a Cash Drawer on VB.NET. The code will simply open the cash drawer using either the LPT port or COM port.

C# Create your own IsNumeric method()

Submitted by beratxt on
As some of you know , in C# , there is no method like "IsNumeric()" . That's why , this method below helps you to prevent entering letters in the textbox or something like that.Hope to use this code in your applications.I used this code in my sms application sending from USB modem string myval= textBox1.Text; int Num;

Can't Find Crystal Report Viewer in VB.NET 2010?

Submitted by admin on
In my previous post - Download Crystal Reports 2010 for Visual Studio Now - I announced the release of Crystal Reports for VB.NET 2010. If you have installed it but cannot find the Crystal Report Viewer under the toolbox, it is most likely that you have not selected the correct framework version. In order to use Crystal Reports 2010 for VB.NET you need to use Framework version 4.0. Follow the