Skip to main content

Notice: Workspaces are undergoing maintenance and are temporarily unavailable.

🚀 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
  • Majdi Jaigirdar
    Majdi Jaigirdar
    9,538 Points

    Background colour doesn't change, stays as default purple

    Posted June 21, 2023 3:34pm by Majdi Jaigirdar
    Majdi Jaigirdar
    9,538 Points
    • Android
    • Build a Simple Android App with Java
    • Creating the Screen Layout
    • Setting Colors

    0 Answers

  • Andrew Hamilton
    Andrew Hamilton
    3,341 Points

    I can't change the color of the button

    Posted April 3, 2022 5:41am by Andrew Hamilton
    Andrew Hamilton
    3,341 Points
    • Android
    • Build a Simple Android App with Java
    • Creating the Screen Layout
    • Setting Colors

    1 Answer

  • katrina turqotte
    katrina turqotte
    175 Points

    my button is placed over textview on dragging also it is not moving and stick to top left corner .layout is relative

    Posted February 9, 2019 6:19am by katrina turqotte
    katrina turqotte
    175 Points
    • Android
    • Build a Simple Android App with Java
    • Creating the Screen Layout
    • Setting Colors

    1 Answer

  • John Greer
    PLUS
    John Greer
    Courses Plus Student 759 Points

    Colors is empty

    Posted September 19, 2018 8:00am by John Greer
    John Greer
    Courses Plus Student 759 Points
    • Android
    • Build a Simple Android App with Java
    • Creating the Screen Layout
    • Setting Colors

    2 Answers

  • Valentino Galasso
    Valentino Galasso
    1,488 Points

    A render problem. Getting the following messages: "Failed to load AppCompat ActionBar with unknown error. "

    Posted September 14, 2018 6:19am by Valentino Galasso
    Valentino Galasso
    1,488 Points
    • Android
    • Build a Simple Android App with Java
    • Creating the Screen Layout
    • Setting Colors

    1 Answer

  • Troy Machado
    PLUS
    Troy Machado
    Courses Plus Student 570 Points

    Background color will not change in Android Studio 3.0.1

    Posted January 3, 2018 6:03am by Troy Machado
    Troy Machado
    Courses Plus Student 570 Points
    • Android
    • Build a Simple Android App with Java
    • Creating the Screen Layout
    • Setting Colors

    1 Answer

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