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The File class lets you get information about a disk file. See this URL for information about absolute vs. relative path names: ...

Using methods in java.

Learn when to use -- and not to use -- exceptions.

An exception is a run time error. Find out the basics of catching them before they crash your program!

Using the try-with-resources construct will allow Java to close files for you automatically so you don't have to do it explicitly.

Using the Scanner Class and JOptionPane class.

Java Tutorial: Switches in Java Switches in java is a really important concept to learn. When you have more than a few continuous ...

There are different kinds and subclasses of Exception. This video describes the Exception hierarchy and talks about checked vs.

Java Switch Case Statement.

Find out what happens when you throw an exception in a series of method calls several levels deep. Program that demonstrates ...

How to let users supply numeric input to your programs.

Arrays aren't only for ints, doubles, etc. You can put objects into them. This video shows you how to create and initialize an array ...

Create and analyze a program in Java for computing a paycheck.

Here are the most common methods in Java's Math class.

Read more about his onine course: https://www.edx.org/course/automated-software-testing-practical-skills-for-java-developers.

What's the “correct“ way to indent? Where should you put braces in your code? All of this is part of a Java programming style ...

A quick introduction to a special Java class called a JavaBean.

A look at the MVC component model and where Java Server Pages fit in. Also a few notes about the request and response ...

Unlock the power of simplicity in Java! Explore the benefits of streamlining your code by reducing unnecessary layers and ...

Java is an object-oriented language so everything will be written in a class and that class must have the name of your program.