I spent a lot of time over this weekend working on android. i feel i learnt a lot and still feel i don't have a clue about lots of things.
Things i have a good understanding.
1. json parsing
2. using baseadapters
3. using async task
4. activity life cycle
5. database helper
things i need to learn
1. background service threads and handlers
2. database sync adapters
3. using external jar files
4. debugging/traceview
5. singleton
6. optimization
7. testing/unit testing , ui testing
