Decimal to Hexadecimal Conveter in Java (Console-Based)

Submitted by onyx_ash08 on
Hi guys! I'm here again. Today, I will show you a Java program I made that can convert a Decimal Number to its equivalent Hexadecimal Value. It is very easy to do this because I just followed the rules in converting from decimal to hexadecimal number in number system. Take note that there are 16 values or digits used in hexadecimal number system which is the number from 0 to 9, and the first six

Sample Invoice with Master/Detail Form

Submitted by admin on
In this sample you’ll learn on how to save record programmatically using VB.NET. A DataGridView is used to save record in the related table. You will also learn on how to get the last value of the primary key in order to save the related record. This is a very simple program that can be used to expand your knowledge on database programming. I am using SQL Server Express 2008 for my database

Java Cinema/Theatre Reservation System

Submitted by javalearner on
Hello All, I would like a JAVA source code to a cinema/theatre reservation system that allows a customer to make a booking to view a movie, select the seating in the cinema room, and also be able to cancel a booking as well. The cinema reservation system must be able to allow an assigned manager to make updates to bookings. The cinema reservation system I want is very much similar to a hotel

How to Concatenate Column Values from Multiple Rows

Submitted by admin on

Just want to share with you on how to concatenate or combine one or more values from multiple rows. This SQL code is part of my “Online Hotel Reservation” project.

The idea here is to group column values while concatenating the other column to avoid duplicate records.

Here’s an example:

I have the following record on my table:

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