Join our Live Career-Building Workshop: Fast-Track Your Tech Career Without a Degree! ⭐ Register here!

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

🌟 Dreaming of a bright future? 🎓 Ask about the Treehouse Scholarship program! 🚀

Curious which AI tools Treehouse developers love? ⚙️ Check them out!

🫡 Treehouse for Military offers discounts to Veterans, service members and their families!

  • Treehouse Logo
  • Plans
    Chevron
    • For Individuals
    • For Businesses
    • For Schools
    • For Libraries
    • For Military
  • Library
    Chevron
    • All Courses
    • Tracks
  • Techdegree
    Chevron
    • Overview
    • Front End Development
    • Full Stack JavaScript
    • Data Analysis
    • UX Design
    • Python
  • Community
    Chevron
    • 100 Days of Code
    • Live Sessions
    • Code Adventures
    • Discord
    • Forum
    • Success Stories
    • Treehouse Links
  • Resources
    Chevron
    • Career Toolbox
    • CodeForward
    • Free Treehouse Near Me
    • Jobs
    • Blog
    • Support
    • About
  • For Individuals For Businesses For Schools For Libraries For Military
  • All Courses Tracks
  • Overview Front End Web Development Full Stack JavaScript Python Development Data Analysis UX Design
  • 100 Days of Code Live Sessions Code Adventures Discord Forum Success Stories Treehouse Links
  • Career Toolbox CodeForward Free Treehouse Near Me Jobs Blog Support About
  • Sign In
  • Free Trial
Instagram Twitter Facebook YouTube LinkedIn
    • Newest
      • Newest
      • Active
      • Unanswered
      • Featured
    • All Topics
      • All Topics
      • • General Discussion
      • • 21st Century Skills
      • • AI
      • • Android
      • • APIs
      • • Business
      • • C#
      • • Computer Science
      • • CSS
      • • Data Analysis
      • • Databases
      • • Design
      • • Development Tools
      • • Digital Literacy
      • • Equity, Diversity, and Inclusion (EDI)
      • • Go Language
      • • HTML
      • • Java
      • • JavaScript
      • • Learning Resources
      • • Machine Learning
      • • PHP
      • • Python
      • • Quality Assurance
      • • React
      • • Ruby
      • • Security
  • David Sampimon
    David Sampimon
    12,026 Points

    error: method save in interface CrudRepository<T,ID> cannot be applied to given types; courses.save(bunchOfCourses);

    Posted July 21, 2020 7:11pm by David Sampimon
    David Sampimon
    12,026 Points
    • Java
    • Populating and Relationships

    1 Answer

  • Ephraim Smith
    Ephraim Smith
    11,930 Points

    Build a REST API with Spring: At a stand still with course: "Error creating bean with name 'restHandlerMapping'"...

    Posted April 5, 2019 11:24pm by Ephraim Smith
    Ephraim Smith
    11,930 Points
    • Java
    • Populating and Relationships

    0 Answers

  • liamthornback2
    liamthornback2
    9,618 Points

    Any idea why might my review have an id of 2 instead of 1?

    Posted December 20, 2018 10:37pm by liamthornback2
    liamthornback2
    9,618 Points
    • Java
    • Populating and Relationships

    2 Answers

  • Marvin Deutz
    Marvin Deutz
    8,349 Points

    Cant save courses

    Posted September 18, 2018 7:45pm by Marvin Deutz
    Marvin Deutz
    8,349 Points
    • Java
    • Populating and Relationships

    3 Answers

  • Nurseyit Tursunkulov
    PLUS
    Nurseyit Tursunkulov
    Courses Plus Student 830 Points

    how constructor is initialized?

    Posted May 1, 2017 1:32pm by Nurseyit Tursunkulov
    Nurseyit Tursunkulov
    Courses Plus Student 830 Points
    • Java
    • Populating and Relationships

    1 Answer

  • Ange G
    seal-mask
    .a{fill-rule:evenodd;}techdegree
    Ange G
    Java Web Development Techdegree Student 1,647 Points

    Database has no being populated with Courses?

    Posted January 30, 2017 9:16pm by Ange G
    .a{fill-rule:evenodd;}techdegree
    Ange G
    Java Web Development Techdegree Student 1,647 Points
    • Databases
    • Populating and Relationships

    0 Answers

  • Sergei Makarov
    Sergei Makarov
    13,839 Points

    @Autowired. Does it wire all Entities of CourseRepository?

    Posted June 29, 2016 9:12pm by Sergei Makarov
    Sergei Makarov
    13,839 Points
    • Java
    • Populating and Relationships

    1 Answer

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

    Treehouse

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

See Full Catalogue

Techdegree

  • Front End Web Development
  • Full Stack JavaScript
  • Python Development
  • Data Analysis
  • UX Design

Tracks

  • Learn to Code for Beginners
  • Beginning Python
  • Beginning SQL
  • Beginning Java
  • ...see more

Courses

  • JavaScript Basics
  • Intro to HTML & CSS
  • Python Basics
  • CSS Layout
  • ...see more

Explore

  • Plans
  • Perks
  • Free Treehouse Near Me
  • Treehouse for Libraries
  • Treehouse for Businesses
  • Twitter
  • YouTube
  • Facebook
  • LinkedIn
  • Instagram
Terms & Conditions | Privacy

© 2024 Treehouse Island, Inc.