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

New No-Code Track! 🚀start learning today!

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

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

  • Treehouse Logo
  • Plans
    Chevron
    • For Individuals
    • For Businesses
    • For Schools
    • For Libraries
    • For Military
  • Library
    Chevron
    • All Courses
    • Tracks
    • College Credit
  • Techdegree
    Chevron
    • Overview
    • Front End Development
    • Full Stack JavaScript
    • Data Analysis
    • UX Design
    • Python
  • Community
    Chevron
    • Code Adventures
    • Discord
    • Forum
    • Success Stories
    • Treehouse Links
    • 100 Days of Code
  • 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 College Credit
  • Overview Front End Web Development Full Stack JavaScript Python Development Data Analysis UX Design
  • Code Adventures Discord Forum Success Stories Treehouse Links 100 Days of Code
  • 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
      • • AI
      • • Android
      • • 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
  • Derek Derek
    Derek Derek
    8,744 Points

    Action bar not showing

    Posted February 23, 2016 1:14pm by Derek Derek
    Derek Derek
    8,744 Points
    • Android
    • Build a Self-Destructing Message Android App
    • Starting the App
    • Navigation with Back and Up

    2 Answers

  • VLADIMIR VOLOSHINOV
    PLUS
    VLADIMIR VOLOSHINOV
    Courses Plus Student 8,061 Points

    Difficulties following tutorials (very outdated/causes unresolvable problems)

    Posted January 7, 2016 5:42pm by VLADIMIR VOLOSHINOV
    VLADIMIR VOLOSHINOV
    Courses Plus Student 8,061 Points
    • Android
    • Build a Self-Destructing Message Android App
    • Starting the App
    • Navigation with Back and Up

    0 Answers

  • aimensasi
    aimensasi
    11,343 Points

    FLAG_ACTIVITY_CLEAR_TASK is not working?

    Posted July 26, 2015 7:36am by aimensasi
    aimensasi
    11,343 Points
    • Android
    • Build a Self-Destructing Message Android App
    • Starting the App
    • Navigation with Back and Up

    2 Answers

  • Carney Bernard
    Carney Bernard
    3,615 Points

    Error in Android Studio- Emulator not running

    Posted January 6, 2015 12:05am by Carney Bernard
    Carney Bernard
    3,615 Points
    • Android
    • Build a Self-Destructing Message Android App
    • Starting the App
    • Navigation with Back and Up

    2 Answers

  • Carney Bernard
    Carney Bernard
    3,615 Points

    Error in Android Studio - "Default Activity Not Found"

    Posted January 5, 2015 8:39pm by Carney Bernard
    Carney Bernard
    3,615 Points
    • Android
    • Build a Self-Destructing Message Android App
    • Starting the App
    • Navigation with Back and Up

    3 Answers

  • Eyal Iaroslavitz
    PLUS
    Eyal Iaroslavitz
    Courses Plus Student 532 Points

    Why use FLAG_ACTIVITY_CLEAR_TASK when using FLAG_ACTIVITY_NEW_TASK (from Navigation with back and Up video)

    Posted September 23, 2014 8:46pm by Eyal Iaroslavitz
    Eyal Iaroslavitz
    Courses Plus Student 532 Points
    • Android
    • Build a Self-Destructing Message Android App
    • Starting the App
    • Navigation with Back and Up

    1 Answer

  • André Sanna Taylor
    André Sanna Taylor
    2,612 Points

    How can I set parent activity in android studio?

    Posted August 7, 2014 9:05pm by André Sanna Taylor
    André Sanna Taylor
    2,612 Points
    • Android
    • Build a Self-Destructing Message Android App
    • Starting the App
    • Navigation with Back and Up

    1 Answer

  • Matej Marjanovic
    Matej Marjanovic
    7,762 Points

    Link to "Intro to git for Android"

    Posted August 3, 2014 6:50pm by Matej Marjanovic
    Matej Marjanovic
    7,762 Points
    • Android
    • Build a Self-Destructing Message Android App
    • Starting the App
    • Navigation with Back and Up

    3 Answers

  • Edgar Cotto
    Edgar Cotto
    212 Points

    Since I upgraded my IDE and I have been getting an error

    Posted March 24, 2014 1:33am by Edgar Cotto
    Edgar Cotto
    212 Points
    • Android
    • Build a Self-Destructing Message Android App
    • Starting the App
    • Navigation with Back and Up

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

© 2025 Treehouse Island, Inc.