Skip to main content

NOTICE: On Friday Nov 6, Workspaces will be temporarily unavailable for maintenance.

🚀 In our NEW AI Bootcamp you'll build a working app in 28 days, no experience required. Free to all subscription levels.

✨ Earn college credits in Cybersecurity, JS, HTML, CSS and Python

Join the Treehouse affiliate program and earn 25% recurring commission! 🤑

  • Treehouse Logo
    • For Individuals
    • For Businesses
    • For Schools
    • For Libraries
    • For Military
    • All Courses
    • Tracks
    • AI Bootcamp
    • College Credit
    • Techdegree Bootcamps
    • Front End Development
    • Full Stack JavaScript
    • Code Adventures
    • Discord
    • Forum
    • Success Stories
    • Treehouse Links
    • 100 Days of Code
    • Explore
    • Career Toolbox
    • Free Treehouse Near Me
    • Affiliates
    • Blog
    • Support
    • About
    • Learn
    • Beginner's Guide to Coding
    • Data Analysis with SQL & Python
    • Front-End Web Development
    • Python Programming Basics
    • Techdegree Bootcamp Overview
    • UX Design Fundamentals
    • AI Tools for Beginners
  • For Individuals For Businesses For Schools For Libraries For Military
  • All Courses Tracks AI Bootcamp College Credit
  • Techdegree Bootcamps Front End Web Development Full Stack JavaScript
  • Code Adventures Discord Forum Success Stories Treehouse Links 100 Days of Code
  • Explore Career Toolbox Free Treehouse Near Me Affiliates Blog Support About
    Learn Beginner's Guide to Coding Data Analysis with SQL & Python Front-End Web Development Python Programming Basics Techdegree Bootcamp Overview UX Design Fundamentals AI Tools for Beginners
  • Sign In
  • Free Trial
Instagram Twitter Facebook YouTube LinkedIn
Loading banner... Start your free trial at Treehouse
    • Newest
      • Newest
      • Active
      • Unanswered
      • Featured
    • All Topics
      • All Topics
      • • General Discussion
      • • AI
      • • APIs
      • • Coding for Kids
      • • College Credit
      • • Computer Science
      • • CSS
      • • Data Analysis
      • • Databases
      • • Design
      • • Development Tools
      • • Digital Literacy
      • • Game Development
      • • Go Language
      • • HTML
      • • Java
      • • JavaScript
      • • Learning Resources
      • • Machine Learning
      • • No-Code
      • • PHP
      • • Professional Growth
      • • Python
      • • Quality Assurance
      • • React
      • • Ruby
      • • Security
      • • Swift
      • • Vibe Coding
  • michael lee
    michael lee
    5,179 Points

    what is the different between "compile" a program and "run" a program?

    Posted June 11, 2018 3:46am by michael lee
    michael lee
    5,179 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    1 Answer

  • Srikanth Athikari
    Srikanth Athikari
    39 Points

    system.out.print or system.out.println why is this used and the printf

    Posted February 7, 2018 12:29pm by Srikanth Athikari
    Srikanth Athikari
    39 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    1 Answer

  • ayub ali
    PLUS
    ayub ali
    Courses Plus Student 723 Points

    https://teamtreehouse.com/workspaces/33456702

    Posted December 24, 2017 8:32pm by ayub ali
    ayub ali
    Courses Plus Student 723 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    0 Answers

  • ayub ali
    PLUS
    ayub ali
    Courses Plus Student 723 Points

    what is public void main and static

    Posted December 23, 2017 6:19pm by ayub ali
    ayub ali
    Courses Plus Student 723 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    0 Answers

  • Maureen G
    Maureen G
    925 Points

    The last thing he says in the video is, "Let's do an exercise." So... where is it? How do we get to the exercise?

    Posted October 20, 2017 3:02pm by Maureen G
    Maureen G
    925 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    1 Answer

  • Raul Faure
    Raul Faure
    596 Points

    I am new here and it seems like the site is jumping me around. Where do I go to start JAVA from the very very beginning?

    Posted July 20, 2017 7:21pm by Raul Faure
    Raul Faure
    596 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    1 Answer

  • Aryan Monga
    Aryan Monga
    4,061 Points

    Console in java!

    Posted May 25, 2017 3:33pm by Aryan Monga
    Aryan Monga
    4,061 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    1 Answer

  • Simon Jensen
    Simon Jensen
    484 Points

    how can i find the right awenser?

    Posted December 4, 2016 10:20pm by Simon Jensen
    Simon Jensen
    484 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    1 Answer

  • mayank goel
    mayank goel
    401 Points

    Difference between console.printf vs system.out.printf

    Posted October 13, 2016 5:45pm by mayank goel
    mayank goel
    401 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    1 Answer

  • vijay kumar
    vijay kumar
    45 Points

    java is compiled language

    Posted February 27, 2016 5:53pm by vijay kumar
    vijay kumar
    45 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    1 Answer

  • Eitay Zilbershmidet
    Eitay Zilbershmidet
    3,942 Points

    Hello, How can I reset my course? I'd like to do it again...

    Posted January 28, 2016 3:32pm by Eitay Zilbershmidet
    Eitay Zilbershmidet
    3,942 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    0 Answers

  • Naoh Marc
    Naoh Marc
    253 Points

    Error could not find or load main class Introduction.java

    Posted December 25, 2015 1:29pm by Naoh Marc
    Naoh Marc
    253 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    1 Answer

  • shaggy ped
    PLUS
    shaggy ped
    Courses Plus Student 547 Points

    Console I/O is not working in netbeans or eclipse ??

    Posted November 23, 2015 8:49am by shaggy ped
    shaggy ped
    Courses Plus Student 547 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    3 Answers

  • simon Tapardjuk
    simon Tapardjuk
    307 Points

    On a quiz, I cannot get the answer to be pressed and proceed to the next video.

    Posted May 17, 2015 12:17am by simon Tapardjuk
    simon Tapardjuk
    307 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    1 Answer

  • Michael McDonald
    Michael McDonald
    2,877 Points

    Why use a Console object at all?

    Posted March 8, 2015 9:00am by Michael McDonald
    Michael McDonald
    2,877 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    1 Answer

  • robert Jackson
    robert Jackson
    47 Points

    how do you create a brand new workspace?

    Posted February 20, 2015 1:29am by robert Jackson
    robert Jackson
    47 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    1 Answer

  • Leah Krieger
    Leah Krieger
    813 Points

    How to toggle between workspace and video. When I go to workspace I cant get back to video

    Posted January 16, 2015 1:16pm by Leah Krieger
    Leah Krieger
    813 Points
    • Java
    • Java Basics
    • Getting Started with Java
    • Review: Introduction to Your tools

    2 Answers

Posting to the forum is only allowed for members with active accounts.
Please sign in or sign up to post.

Techdegree

  • Front End Web Development
  • Full Stack JavaScript
SEE ALL

Tracks

  • Learn to Code for Beginners
  • Beginning Python
  • Beginning SQL
  • Beginning Java
SEE ALL

Courses

  • JavaScript Basics
  • Intro to HTML & CSS
  • Python Basics
  • CSS Layout
SEE ALL

About Us

  • About
  • Blog
  • Community
  • Stories
  • Contact
  • Gift Card

Explore

  • Plans
  • Affiliates
  • Perks
  • Shop
  • Free Treehouse Near Me
  • Treehouse for Libraries
  • Treehouse for Businesses

Treehouse is an online technology education platform founded in 2011. Treehouse offers more than 700 self-paced, video-based courses in web development, programming, data analysis, design, and AI, plus two project-based bootcamp programs in Front End Web Development and Full Stack JavaScript. Individual Treehouse plans start at $25 per month and include a 7-day free trial. Treehouse serves individual learners, businesses, schools, and public libraries. Cardholders at participating U.S. public libraries can use Treehouse for free. Select Treehouse courses, offered with University Pathways International, are recommended for college credit by ACE and NCCRS. Treehouse learners earn digital certificates for completed Tracks.

Terms & Conditions · Privacy · © 2026 Treehouse Island, Inc.
  • Twitter
  • YouTube
  • Facebook
  • LinkedIn
  • Instagram
  • Discord