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Geekpedia » Java Tutorials and Code

Java Tutorials and Code	1 2 3 (26 tutorials and code in 3 pages)
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Tutorial

3.6 from 5 votes

Mar 1st 2008
by Louis Fernandez

Introduction to Arrays in Java

This tutorial covers creating, accessing, initializing, inserting, searching and deleting arrays and their elements in Java. Examples are given for each of these actions to aid the reader in getting a hands-on experience.

Code

No votes

Aug 2nd 2008
by Andrew Pociu

Using Sockets To Retrieve Data Through HTTP

Use the Java Socket object and the BufferedReader to retrieve the response of an HTTP web request.

Tutorial

3.81 from 15 votes

Feb 9th 2008
by Louis Fernandez

File Handling in Java

A look at the file handling methods that Java provides, and an introduction to the complex I/O system that comes packaged in java.io.

Code

No votes

Apr 19th 2008
by Andrew Pociu

MD5 Encryption Using Java

Demonstrates how to encrypt a string using the MD5 algorithm in Java. Since MD5 is non-reversable, there is no code for decrypting the value.

Tutorial

5 from 2 votes

Feb 2nd 2008
by Louis Fernandez

Sort an Array of Strings in Reverse Order

Learn how to sort an array efficiently using the sort() method and a custom Comparator in Java.

Code

1 from 1 votes

Mar 16th 2008
by Andrew Pociu

Greatest common divisor w/ the Euclidian algorithm

The Euclidian algorithm is being used in a Java function for finding the greatest common divisor. The simple function calls itself (recursion) until the greatest common divisor has been reached, at which point it is returned.

Tutorial

3.67 from 6 votes

Feb 12th 2006
by Dorez Khan

Programming a mouse tracker in Java

This tutorial will introduce you to mouse events in Java. You will learn how to program a cursor tracker, which triggers on events such as mouse button pressed, released, clicked, dragged, moved, etc.

Code

No votes

Mar 16th 2008
by Andrew Pociu

Function to test for primality

A simple modulus based algorithm used in Java to find if the passed number is prime or not.

Tutorial

3.55 from 11 votes

Feb 10th 2006
by Dorez Khan

Programming a Paint Brush in Java

This program will help you enhance your mouse event concepts in Java. As the title indicates you will be playing with a brush after you go through the tutorial.

Code

5 from 1 votes

Mar 7th 2008
by Andrew Pociu