Not sure this was the best way to learn this. The examples felt a bit dated, and the overall structure was confusing. I needed external resources to make sense of it.
Java Programming for Beginners
A step-by-step guide for absolute beginners to write, run, and understand Java code from the ground up.
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In English
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About this course
Course contents
5 modules · 28 lessons · 3h 11m
1
Introduction to the Java World
Understand what programming is, how Java operates, and prepare the workspace.
- What is Programming?
Programming is giving instructions to a computer to solve specific problems.6 min - Java Terminology 101
Defining essential terms like source code, compiler, and syntax.6 min - Under the Hood: JVM, JRE, and JDK
Java runs on a virtual machine, making it platform-independent.8 min - Setting Up Your Environment
Installing the JDK and an IDE to start writing code.9 min - Your First Program: Hello World
Writing, compiling, and running a simple Java application.7 min
2
Core Syntax and Data
Learn how to store and manipulate information using variables and operators.
- Understanding Variables
Variables are containers for storing data values in memory.6 min - Primitive Data Types: Numbers
Using int, double, and long to handle numerical data.7 min - Booleans and Characters
Working with true/false values and single characters.6 min - Working with Strings
Storing and manipulating sequences of text characters.7 min - Arithmetic Operators
Performing basic math operations like addition and multiplication.6 min - Comparison and Logical Operators
Comparing values and combining conditions using AND/OR logic.7 min
3
Control Flow: Logic and Loops
Direct the path of program execution based on conditions and repetition.
- The 'If' Statement
Executing code only when a specific condition is met.7 min - Else and Else-If Branches
Providing alternative paths for different logical outcomes.6 min - The Switch Statement
Handling multiple fixed options efficiently without nested if-statements.7 min - The While Loop
Repeating a block of code as long as a condition remains true.7 min - The For Loop
Executing code a specific number of times using a counter.7 min - Break and Continue
Controlling the flow inside loops to skip iterations or exit early.6 min
4
Foundations of OOP
Organize code into reusable structures using classes and objects.
- Classes vs. Objects
A class is a blueprint, while an object is an instance of that blueprint.7 min - Defining Attributes
Using fields to store the state or data of an object.6 min - Creating Methods
Defining behaviors that an object can perform.7 min - Parameters and Return Values
Passing data into methods and getting results back.7 min - Using Constructors
Initializing object state at the moment of creation.7 min - Instantiating Objects
Using the 'new' keyword to bring objects to life in your code.6 min
5
Debugging and Practice
Learn to find errors and build a complete functional application.
- Syntax vs. Logic Errors
Distinguishing between code that won't run and code that runs incorrectly.6 min - Using the IDE Debugger
Stepping through code line-by-line to observe variable changes.8 min - Reading Stack Traces
Understanding error messages to pinpoint where things went wrong.6 min - Common Java Pitfalls
Avoiding frequent mistakes like null pointers or infinite loops.6 min - Final Project Walkthrough
Building a small, functional console application from scratch.10 min
The Simple Task Manager
Create a console-based application where users can add tasks, view them, and mark them as complete using all concepts learned.
What you'll get
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Certificate of completion
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Short & focused
3h 11m of practical content
Certificate of completion
Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.
Reviews (7)
Found it useful for a refresher. Not sure it would be the best starting point for a complete beginner, tbh.
Hmm, I'm not sure this is for absolute beginners. It assumes a bit of prior knowledge that wasn't explicitly taught. Some examples were confusing.
Hmm, not sure if this is for absolute beginners. Some parts were tough to follow without prior knowledge.
Good introduction. It covers the basics effectively, but don't expect to become an expert overnight. More examples would have been nice.
Disappointing. The content was poorly organized and the examples were confusing. Didn't achieve what I set out to learn.
Found it helpful, but it might be challenging if you're completely new to the subject. Some explanations were a little vague.
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Frequently asked
What do I need to take this course? +
Just a phone or computer with internet. No installs, no special hardware.
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By card via Stripe. We don’t store card details — Stripe handles them securely.
Can I get a refund? +
Yes — full refund within 14 days, no questions asked.
How long will I have access? +
Forever. Once you purchase, the course is yours to revisit anytime.
Will I get a certificate? +
Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.
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