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Popular Free Courses

Status: Free
Princeton University
Computer Science: Programming with a Purpose
Skills you'll gain: Programming Principles, Computer Programming, Object Oriented Programming (OOP), Performance Tuning, Data Structures, Java Programming, Java, Program Development, File I/O, Computational Thinking, Computer Science, Algorithms, Animations, Debugging
4.7
Rating, 4.7 out of 5 stars
1.3K reviews
Beginner · Course · 1 - 3 Months
Status: Free
Princeton University
Computer Science: Algorithms, Theory, and Machines
Skills you'll gain: Theoretical Computer Science, Data Structures, Computer Science, Computer Architecture, Algorithms, Programming Principles, Computational Logic, Java Programming, Computer Hardware, Scalability
4.7
Rating, 4.7 out of 5 stars
741 reviews
Intermediate · Course · 1 - 3 Months
Status: Free
Princeton University
Algorithms, Part I
Skills you'll gain: Data Structures, Algorithms, Java, Performance Testing, Computer Programming, Java Programming, Theoretical Computer Science, Object Oriented Programming (OOP)
4.9
Rating, 4.9 out of 5 stars
12K reviews
Intermediate · Course · 3 - 6 Months
Status: Free Trial
Codio
Core Java
Skills you'll gain: Apache Maven, JSON, JUnit, Java Programming, Java, Restful API, Integrated Development Environments, Programming Principles, Data Structures, Object Oriented Programming (OOP), Network Protocols, Unit Testing, Style Guides
4.7
Rating, 4.7 out of 5 stars
37 reviews
Intermediate · Course · 1 - 4 Weeks
Status: Free
Princeton University
Algorithms, Part II
Skills you'll gain: Graph Theory, Data Structures, Algorithms, Theoretical Computer Science, Operations Research, Computational Thinking, Computer Programming, Network Routing, Java Programming, Linear Algebra
4.9
Rating, 4.9 out of 5 stars
2K reviews
Intermediate · Course · 3 - 6 Months
Status: Free Trial
Codio
Java Basic Structures: Arrays, Strings, and Files
Skills you'll gain: File I/O, Data Import/Export, Java Programming, Java, Computer Programming, Data Structures, Object Oriented Programming (OOP), Integrated Development Environments, Computer Science
4.6
Rating, 4.6 out of 5 stars
45 reviews
Beginner · Course · 1 - 4 Weeks

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Status: Free Trial
Codio
Java Basics: Selection and Iteration
Skills you'll gain: Debugging, Java Programming, Java, Programming Principles, Computer Programming, Integrated Development Environments, Computer Science, Data Structures
4.5
Rating, 4.5 out of 5 stars
118 reviews
Beginner · Course · 1 - 4 Weeks
Next level skills. New Year savings.
Save on Coursera Plus
Status: Free Trial
Codio
Object-Oriented Java: Inheritance and Encapsulation
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Java Programming, Java, Computer Programming, Data Validation, Data Integrity, Computer Science
4.1
Rating, 4.1 out of 5 stars
21 reviews
Intermediate · Course · 1 - 4 Weeks
Status: Free Trial
Codio
Java Object Basics: Functions, Recursion, and Objects
Skills you'll gain: Object Oriented Programming (OOP), Software Documentation, Java Programming, Java, Computer Programming, Programming Principles, Computational Thinking, Computer Science
4.1
Rating, 4.1 out of 5 stars
21 reviews
Intermediate · Course · 1 - 4 Weeks
Status: Free Trial
Codio
Java: Linear Data Structures and Trees
Skills you'll gain: Data Structures, Java Programming, Java, Theoretical Computer Science, Programming Principles, Algorithms, Object-Relational Mapping, Computer Programming Tools
Intermediate · Course · 1 - 4 Weeks
Status: Free Trial
University of California San Diego
Learn to Teach Java: Inheritance and Recursion
Skills you'll gain: Java Programming, Java, Pedagogy, Debugging, Program Development, Object Oriented Programming (OOP), Computer Programming, Computational Thinking, Cultural Responsiveness, Digital pedagogy, Algorithms
4.7
Rating, 4.7 out of 5 stars
10 reviews
Beginner · Course · 1 - 3 Months

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In summary, here are 10 of our most popular free courses

Computer Science: Programming with a Purpose: Princeton University
Computer Science: Algorithms, Theory, and Machines: Princeton University
Algorithms, Part I: Princeton University
Core Java: Codio
Algorithms, Part II: Princeton University
Java Basic Structures: Arrays, Strings, and Files: Codio
Java Basics: Selection and Iteration: Codio
Object-Oriented Java: Inheritance and Encapsulation: Codio
Java Object Basics: Functions, Recursion, and Objects: Codio
Java: Linear Data Structures and Trees: Codio