Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

Android Build an Interactive Story App Intents and Multiple Activities Investigating a NullPointerException

Could someone explain to me what he did

When he does the new stuff he doesn't explain anything. It's really hard to understand. It's only in this part of the course I haven't understood yet.

Ben Deitch
Ben Deitch
Treehouse Teacher

Hey Yusuf! I'm not sure I know which part you're referring to. What part do you find confusing?