How to Create DAO using Java

What is DAO (Data Access Object) ? Maybe it's that currently exists in your mind. It’s very reasonable because it’s usually spoken by someone who is just learning programming. About what DAO is will be discussed by the Ar-Rohman Software House Team in another post, so please be patient to wait. In this post we will explain how to make it directly(we got this idea after completing the DAO of Equipment History Software).

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How to Parse String into Date

After creating the DAO (Data Access Object) of Equipment History Software there is one interesting thing that Ar-Rohman Software House Team have learned. The thing is Parsing String Data Type into Date Data Type. As we know that basically all programs, software, or applications input are usually using character (char, String, etc.) or numbers (int, float, etc.). What if it input in the Date data type form ? Here's the tutorial to parse String data type into Date data type using Java.

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Java SE 7 Surplus

Oracle has just released Java Standard Edition 7 (Java SE 7), the Java platform latest version. Of course this version has several advantages when compared with the previous version. Here is these advantages :

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Java LinkedList Collection Framework

What is a LinkedList ? LinkedList is a class extend from java.util.AbstractSequentialList and implement the interface List and Deque, this framework is used to handle the type of data structures stack and queue. In this post I will not discuss about the stack and queue. so I just focus on How to Implement  Stack & Queue in Java.

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Java's Name Origin

As we already know that Java is the name of an island in Indonesia. According to the @GNFI twitter account, "Java (Java Island)" name is widely used by the band's name, café’s name, computer programs, etc. In addition, Java also become some cities name in the world.

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Works Using Java

Software programming using Java is easy, the way is as follows:

1. Whatever your computer system operation as long as already has the JDK (Java Development Kit), you already can make applications using Java (Do you still remember with Write One, Run Everywhere jargon ?). So, the first step is installing the JDK.

Click to Download Latest JDK

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Why We Use Java ArrayList

This time Ar-Rohman Software House Team will discuss about The ArrayList where before we had wrote about Framework Collection in Java. OK, What is ArrayList ? Which Class that implements the interface List. ArrayList advantages compared with other types of data structure is its ability to be flexible. Flexible mean here is the number of index can be changed automatically when adding or reducing the element.

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Write One, Run Everywhere

The post title above is one of the main advantages when we use the Java software programming language. "Write One, Run Everywhere" meaning is when the Java program has been made then no longer have to worry it will run on any platform. Then, What about the mechanisms ?

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Java Collection Framework

The Collection Framework is a unified architecture for representing and manipulating collections, allowing them to be manipulated independently of the details of their representation. It reduces software programming effort while increasing performance. It allows for interoperability among unrelated APIs, reduces effort in designing and learning new APIs, and fosters software reuse. The framework is based on fourteen collection interfaces. It includes implementations of these interfaces, and algorithms to manipulate them.

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Java's Terms

After learning about Java's Technology, let us now move to the next material about the Java’s Terms or it could be called as the Java Jargon. The terms that need to be understood at the level of the Java software programming language introduction can be seen in the table below.

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Introduction of Java Technology

Java, who the IT person that not familiar with this software programming language. Since 1995, this software programming language already getting popular and it is known as the reliable object oriented software programming language. Before learning more about Java, there is nothing wrong if we know first about the Java Technology.

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