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Creating your first class and instantiating objects from it in Java.

How to read a line of text into a string, and how to get specific characters from it.

Introduction to character and String variables in Java.

In Java, Strings are immutable. The StringBuilder class, on the other hand, will let you manipulate string data in place.

You need to use methods from the String class to compare strings for equal, less than, and greater than.

Strings are an essential part of any Java program. Understanding how to create, manipulate, and compare strings is crucial for ...

The substring() method lets you extract a section of a String; indexOf() lets you find where one String is contained within another ...

Using if, if else, and while statements in Java.

Using methods in java.

Today, we're going to explore the Random class in Java, which is used to generate random numbers. We saw that we could use ...

Purdue's AP Computer Science A on edX.

Primitives (int, double, etc.) have values stored in their memory locations. Objects have references to the memory where the data ...

Learn how to write and run Java programs and use the DrJava interaction panel. Download here: ...

Java Switch Case Statement.

Java Tutorial: Strings in Java Strings are not primitive types. String in java is a class that holds some characters as info and can ...

Formatting numbers for money and other purposes using NumberFormat How to Round a Number to 2 Decimal Places in Java: ...

Learn with me as I go over how to access both the key and the value as you loop over a map in #Java. I hope you found this video ...

ArrayLists let you store an arbitrary number of items, unlike Arrays, which have a fixed length. Here are some of the most-used ...

Going through a Java program step by step to understand its components.

How to let users supply numeric input to your programs.