Reading Files with Java
Without the ability to read files, your application would be severely limited. In this article I show you; how to use the JfileChooser dialog box to select a file, how to display the contents of the file in your applications window, and how to scroll the Window. 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 ...
How to Create the Most Basic Java Window
A lot of Java programming involves creating command line applications. But I like to get to opening a graphic window as quickly as possible. This is no problem because it's actually very easy to create a basic JFrame window. More ...
Java Byte, Short, Long, and Double Variable Types
In Java, as in other programming languages, information that can be changed as the program runs is stored in variables. A primitive variable type is predefined by the language and is named by a reserved keyword. There are eight primitive data types supported by the Java programming language. 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 ...
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 ...
Difference Between JSF, Servlet and JSP
This article provides a brief Overview of JavaServer Faces (JSF), Java ServerPages (JSP), and Java Servlet. More ...
Display Variable's value in Text in a Java Program
Java uses the concatenate operator (+) to paste two or more strings together. However, you can also use the concatenate operator to display the value of a variable with a String. Java will automatically convert the integer values to Strings for display. 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 ...
Locate Text Within Text in a Java Program
In Java a letter or digit is called a character and a collection of letters or digits that make a phrase, sentence, or paragraph, is called a string. Java uses the String object's .indexOf method to locate one string within another. More ...
Display Text in a Java Program
In computer programming, a letter or digit is called a character and a collection of letters or digits that make a phrase, sentence, or paragraph, is called a string. Example code to display a string in java is provided in this article. More ...
Java Operators
Operators are special characters used to manipulate operands. This artice explains arithmetic, relational, bitwise, logical, and assignment Operators, as well the conditional Operator and instanceof Operator. 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 while Loop
A loop is a block of statements that are repeated. There are three main loop control structures available in Java: for, do and while. This article provides example of while loop code. More ...
