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1. I Wish I’d Known That
When I Started
Chris Haseman
AndroidTO
Monday, October 29, 12
2. 9 Years in Mobile Development
I’ve got more experience than
many of you in one thing...
AndroidTO
Monday, October 29, 12
3. 9 Years in Mobile Development
Screwing Up
AndroidTO
Monday, October 29, 12
4. You’ll do it too...
AndroidTO
Monday, October 29, 12
5. Myths of Android Development
I still hear these even now...
✦ Android applications are ugly
✦ Simplicity is a matter of doing less
✦ Phones have an ‘always on’, reliable connection
✦ Users will trust applications from the Play Store
AndroidTO
Monday, October 29, 12
6. Android can be stunning.
AndroidTO
Monday, October 29, 12
8. Visual Design
Learn the rules, so you can break them:
✦ Read about Android’s Design Patterns
✦ Think of it as learning a new vocabulary
✦ Anything you dream up, we can build
✦ Don’t let a developer tell you ‘No’
AndroidTO
Monday, October 29, 12
10. Visual Design
Engineers, put on your artist hat!
✦ Don’t be afraid to ask for help
✦ Avoid anything default in Gingerbread
✦ ActionBarSherlock and HoloEverywhere
✦ Gingerbread is still 50% of the install base
✦ Don’t be afraid to ‘borrow’ from things you like
AndroidTO
Monday, October 29, 12
12. Simplicity
Making things ‘clean’ is essential.
AndroidTO
Monday, October 29, 12
13. Simplicity
Making things ‘clean’ is essential.
✦ Small screens require clean interfaces
✦ Applications are used in Motion
✦ Challenging lighting situations
✦ You have limited, large touch rectangles
✦ Short attention span
AndroidTO
Monday, October 29, 12
15. Simplicity and Responsibility
Killing clutter means making choices.
✦ There are an infinite set of possible features
✦ Kill or fix unused features
✦ Don’t be afraid to experiment
✦ Settings should be a bonus, not a requirement
✦ Every feature you add is one you must support
AndroidTO
Monday, October 29, 12
16. Simplicity and Responsibility
Bad user choice can be a cop-out.
Do not offload the app’s complexity.
Make good decisions for your users.
Analytics can help you see what’s used.
Simplicity is the result of your good choices.
AndroidTO
Monday, October 29, 12
18. Information and Latency
The Myth of the Connection:
✦ Your phone tells you it’s always online -- it lies
✦ Mobile OS design makes waiting painful
✦ Fetching data consumes resources
AndroidTO
Monday, October 29, 12
20. Getting Data is Complex
Your job is to make it look easy.
AndroidTO
Monday, October 29, 12
21. Getting Data is Complex
Your job is to make it look easy
✦ Users should never worry about their connection
✦ Attention is precious, don’t waste it on failure
✦ The connection is unreliable, hide it
✦ Don’t ‘lie’ to your users, you’ll be caught
AndroidTO
Monday, October 29, 12
22. Waiting Sucks
Make data transaction look instant.
✦ Get new data before you notify users
✦ Use SyncAdapters to pre-fetch data
✦ Avoid progress bars and spinners
✦ Use a persistent data cache!
✦ Have separate presentation and sync layers
AndroidTO
Monday, October 29, 12
23. Preparation and Efficiency
Phone’s lie. Help maintain the myth.
Be mindful of user attention.
Obsess over your battery use.
Make it your job to hide complexity.
AndroidTO
Monday, October 29, 12
25. Marketing in the Wild West
The Freedom of the Play Store:
✦ Any application can destroy a days worth of
battery
✦ While the freedom to innovate is amazing, it
also means building trust is now on you
✦ Apps can execute bad behavior anonymously
AndroidTO
Monday, October 29, 12
26. Trust and Awareness
How I’ve Done It Wrong:
The Vocal Minority
AndroidTO
Monday, October 29, 12
27. Building Trust
Trust must be earned, it’s not given...
✦ Let users try before they buy
✦ Monitor your permissions vigilantly
✦ Make sure every permission has a clear user-
facing purpose
✦ Support, Support, Support
AndroidTO
Monday, October 29, 12
28. Beware the Trolls
Angry users are LOUD.
✦ Angry users will threaten, cajole, and bargain
✦ Clearheadedness is hard in the face of rage
✦ Contented users will remain quiet
✦ Your silent majority is hard to track
✦ It’s easy to appease the loudest
AndroidTO
Monday, October 29, 12
29. Frustrated Users
can actually help...
✦ There are a LOT of Android phones, your app
cannot work perfectly on all of them
✦ Look for themes in negative reviews
✦ Helpful error messages and friendly support
can help your rating a LOT
AndroidTO
Monday, October 29, 12
30. Never Waste a Mistake
Hidden benefits of 1-star reviews:
✦ They’re written by angry users who care
✦ Rage is always better than apathy
✦ Look for stacked issues if the service goes down
✦ If they mention a competitor, investigate
✦ Respond, in any way, if you can
AndroidTO
Monday, October 29, 12
31. Trust and Awareness
Build and maintain trust.
Be free with returns. Give out rewards.
Ignore the Trolls. Fight for your majority.
Work with Google --
Staff picks are mighty.
AndroidTO
Monday, October 29, 12
32. This leads me to
one last thing...
AndroidTO
Monday, October 29, 12
33. The Last Thing
Google does not control Android.
Carriers do not control Android.
OEMs do not control Android.
AndroidTO
Monday, October 29, 12
34. We help shape the future of Android.
Take responsibility.
Be prepared.
Build a community.
Make something incredible.
AndroidTO
Monday, October 29, 12
35. I Wish I’d Known That
When I Started
Chris Haseman
haseman.tumblr.com
haseman@tumblr.com
My Book:
Creating Android Applications
http://bit.ly/tGgDRh
Thanks!
AndroidTO
Monday, October 29, 12
