Android Developer Options

Transcript

1. Android Developer Options What can those toggles do for me?

   @asfalcone

2. Andrea Falcone Senior Software Engineer, Twitter / Fabric @asfalcone

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15. $ adb bugreport

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17. UPTIME (uptime) MMC PERF (/sys/block/mmcblk0/stat) MEMORY INFO (/proc/meminfo) CPU INFO

    (top -n 1 -d 1 -m 30 -t) PROCESSES (ps -P) PROCESSES AND THREADS (ps -t -p -P) APP ACTIVITIES (dumpsys activity all) APP SERVICES (dumpsys activity service all) APP PROVIDERS (dumpsys activity provider all) SYSTEM LOG (logcat -v threadtime -d *:v) VM TRACES JUST NOW (/data/anr/traces.txt.bugreport)
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19. telnet localhost 5554 geo fix -71.09 42.36 emulator only

20. LocationManager

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22. protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); android.os.Debug.waitForDebugger(); int breakpoint =

    1; }
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34. Margins Optical bounds Clip bounds

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38. No overdraw 1x overdraw 2x overdraw 3x overdraw 4+x overdraw

39. lint --check Overdraw src/main

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43. Original Monochrome Deuteranomaly Tritanomaly

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45. protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); if (savedInstanceState != null)

    { // TODO: Find Bugs Here! } else { ... } } public void onSaveInstanceState(Bundle savedInstanceState) { // TODO: Find Bugs Here! ... super.onSaveInstanceState(savedInstanceState); } public void onRestoreInstanceState(Bundle savedInstanceState) { super.onRestoreInstanceState(savedInstanceState); // TODO: Find Bugs Here! ... }
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48. adb over wifi!

49. $ adb devices List of devices attached xxxxxxx device Connect

    device via usb $ adb tcpip 5555 restarting in TCP mode port: 5555 Start adb in tcpip mode - while connected via usb Get device IP address Connect device via tcp $ adb connect 192.168.1.6 connected to 192.168.1.6:5555

50. $ adb shell More debugging tools: DDMS Hierarchy viewer Traceview

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52. Thank you! @asfalcone