Kickstart your Java journey by writing and running your first program. Learn the basics of Java syntax, organize code with classes, and work with variables to store and manipulate data. By the end of this chapter, you will be ready to start coding in Java with confidence!

Welcome to Java

Your first Java code

Printing out

Java's entry point

Interpreting Java syntax

Fill in the class

Printing as a calculator

Starting with variables

Creating a variable

Assign and print

Java and Programming Basics

Master the building blocks of data in Java by working with variables and arrays. Explore primitive data types like int, double, boolean, and char, and learn how to store and manipulate text with Strings. Discover how to combine and transform Strings, and get hands-on with arrays to store multiple values efficiently.

Primitive number data types

Whole or decimal

Assigning numbers

Other primitives and Strings

Naming booleans

Strings, chars, and booleans

Working with Strings

String concatenation

Declare now, assign later

How long is a String?

Upper or lower

Introduction to arrays

Nobel winners in a row

Nobel winners revisited

All the winners

Working with variables

Learn how to perform calculations and comparisons in Java using operators. Use arithmetic operators to add, subtract, multiply, divide, and modify numeric values. Then, explore comparison operators to check conditions like greater than, less than, and equality, laying the foundation for decision-making in Java programs.

Arithmetic operators

Performing calculations

Increment by one

Comparison operators

Bigger or smaller

Equal or not

Wrap-up

Operators

Discover the power of Java in this beginner-friendly course, designed to give you a strong foundation in one of the most popular programming languages in the world. With Java driving billions of devices and being used by top companies globally, learning it is a must for any aspiring software developer. You’ll dive straight into coding, mastering core concepts like program structure, variables, data types, and operators. By the end, you’ll be equipped with the skills to start writing Java methods and building your own applications, setting you on the path to Java mastery.

<h2>Get Started with Java Programming</h2><br> Java is one of the most widely used programming languages, powering everything from mobile apps to large-scale enterprise systems. If you are looking to build a strong foundation in Java, this course is the perfect place to start. You will learn how Java works, write your first lines of code, and explore essential programming concepts step by step.<br><br>  
<h2>Understand Java Syntax and Work with Data</h2><br>  
Begin with the basics by running a simple Java program and understanding how Java organizes its code. Learn about variables and data types like numbers, text, and boolean values, and see how Java stores and processes information. By the end of this section, you will be comfortable working with different types of data in Java.<br><br>  
<h2>Perform Calculations and Compare Values</h2><br>  
Programming often involves working with numbers and making decisions based on conditions. In this course, you will use arithmetic operators to perform calculations and comparison operators to evaluate expressions. These skills will help you write dynamic programs that respond to different inputs and conditions.<br><br>  
<h2>Build a Solid Java Foundation</h2><br>  
By the end of this course, you will have a clear understanding of Java’s core concepts, including syntax, variables, and operators. With hands-on coding exercises, you will gain the confidence to start writing your own Java programs and take the next step in your learning journey.

Learn Java from the ground up with this beginner-friendly course, mastering essential programming concepts and skills.

Introduction to Java

Java Fundamentals

Naming booleans

Introduction to Java

Exercício interativo prático