So KitKat is here now
satya - 12/9/2013 4:25:03 PM
See here for what is new in JellyBean (4.1 to 4.3)
satya - 12/9/2013 4:29:35 PM
Key features
optimized for low memory devices
Efficient and Responsive
You can detect and code for low memory devices
procstats tool
meminfo tool
Your device can become an NFC access card
...more later
satya - 12/12/2013 12:48:47 PM
Key High level things that are new
Host card emulation for checkouts
Printing APIs
Storage APIs (Like A common file manager)
New Memory tools
Step detector for exercise apps
Batching of sensor inputs
View hieararchies can be tied animation transistions
you can batch up changes to UI to let them go through transitions
Updated notifications
Screen recording utility for better documentation or blogging
satya - 12/12/2013 12:50:33 PM
What I want to explore more for what I do
Printing
Storage
Step detector
Screen recording
satya - 12/13/2013 4:52:45 PM
Key points
All about memory optimzation
Read the memory optimization article
Know how to use the mem optimization tools
You can use procstats from adb or the emulator
How do you use, enable, immersive mode
Captioning
transitions
storage access