How to Install JDK 8 on Windows and Get Started with Java Programming
Java is one of the most popular programming languages in use, particularly for client-server web applications, with nine million developers, and more than three billion mobile phones run Java. All you need to learn to program Java is the free JDK (Java Development Kit). More ...
Java if else Control Statement
A computer program is a list of instructions for the computer to follow. The if else statement tells the computer to run on set of instructions based on one result of a test, and a different set of instructions on a different result of the test. More ...
Determine the Length of a Text String in a Java Program
Java uses the .length method to return the length, in characters, of the text contained in a String object. In this article is the Java code to determine the length of a text string. More ...
Java if else if else Control Statement
Some instructions tell the computer to test a variable and to follow a group of instructions based on the result of that test. The nice thing about an if else if else statement is that you can use as many else if sections as you require. You could have an else if section for every possible condition value. More ...
How to Use Boolean Expressions in Java
A Java boolean can have one of two values: true or false. In some languages, such as C or C++, integer values can be treated as a boolean, with 0 equal to false and any other value equal to true. Not so in Java. In Java, you can't convert between an integer type and a boolean type. More ...
Java switch case Control Statement
The if else statement tells the computer to run one set of instructions based on one result of a test, and a different set of instructions based on a different result of the test. But a switch case statement can run a different set of instructions based on any value or expression provided to the switch command. More ...
Java for Loop
A loop is a block of statements that are repeated. A loop may be repeated a fixed number of times, repeat until some condition is met, or can loop indefinitely while the program is running. There are three main loop control structures available in Java: for, do and while. More ...
Java Ternary Operator Control Statement
The ternary operator (?) is often confusing to beginners. The ternary operator is used to assign one of two values to a variable based on a conditional test. More ...
Comparing Two Text Strings in a Java Program
One task performed frequently in a Java program is to compare two strings. To accomplish this you would use the String object's equals() method. This article provides Java code to compare the text in two strings. More ...
The Sun One Studio Java IDE
You can develop Java applications by typing code into Windows Notepad and executing them from a DOS prompt. But sooner or later you will want to become a more productive programmer, and that requires use of an Integrated Development Environment (IDE). More ...
Introduction to Java - A Brief Overview
Java is a broadly useful programming language with various components that make the language appropriate for use on the World Wide Web. There are more than nine million Java programmers and more than three billion cellphones run it. More ...
Getting Started as a Java Programmer
One of the reasons for Java's rapid growth is that Sun Microsystems has always makes the Java Software Development Kit (SDK) available at its Web site for free. All you need to develop Java programs is the SDK and a basic ASCII text editor like Windows Notepad. More ...
Your First Java Menu
Many times the user of a sotware application performs functions by selecting items from a menu. In this article I give you an overview of the Java event model and how to create a Java program with a simple menu. More ...
Concatenate Strings in a Java Program
Java uses the concatenate (+) operator to paste two or more strings together. This article provides Java code to concatenate the strings "first text " and "second text". More ...
