13. BLE ...
● Bluetooth Low Energy
● RFID vs. BLE (vs. iBeacon :))
● Requires at least Android 4.3
○ And even then …
● Alternatives …
○ LocalSocial, Gimbal, RadiusNetworks, Estimote, ...
19. Quiz
● Log.wtf(s”This should not happen”)
● “Hello, world!”, “hello world”, “hello, world!”
● Max length of Android Logging Tag
○ log.tag.<TAG> needs to be <= 32, because you
want to be able to use …
■ adb shell setprop log.tag.<TAG> <LOGLEVEL>