Effective Procrastination

Procrastination is the action of delaying or postposing something. It is generally not a positive thing. But in software development, when code is written to enforce this behaviour intelligently, user experience can be greatly improved. This talk reviews few such instance.

Transcript

1. Effective Procrastination Arun Babu A S P Senior Android Engineer
2. The action of delaying or postponing something - From Google
3. Google Messaging Apps Effective Procrastination President Trump Work-Life balance Secured Aadhar What is this about?
4. What is it? Google Messaging Apps Effective Procrastination President Trump Work-Life balance Secured Aadhar #Oxymoron #NotMyPresident #CantTalkAboutIt
5. What is it? Effective Procrastination President Trump Work-Life balance Secured Aadhar Google Messaging Apps
6. What is it? Effective Procrastination President Trump Work-Life balance Secured Aadhar Google Messaging Apps #MythicalStatement #StartupsDontHaveIt #CantTalkAboutIt
7. What is it? President Trump Work-Life balance Secured Aadhar Google Messaging Apps Effective Procrastination
8. What is it? President Trump Work-Life balance Secured Aadhar Google Messaging Apps Effective Procrastination #VeryVeryDifficult #WallMightNotHelpIt #CantTalkAboutIt
9. What is it? Work-Life balance Secured Aadhar Google Messaging Apps Effective Procrastination President Trump
10. What is it? Work-Life balance Secured Aadhar Google Messaging Apps Effective Procrastination President Trump #OneAppPerIntern #ThisIsAGoogleDevFest #CantTalkAboutIt
11. What is it? Secured Aadhar Google Messaging Apps Effective Procrastination President Trump Work-Life balance
12. What is it? Secured Aadhar Google Messaging Apps Effective Procrastination President Trump Work-Life balance #Oxymoron #MythicalStatement #VeryVeryDifficult #OneAppPerIntern
13. Android Vitals App Startup Time Excessive Actions Permission Denials Stability & Performance
14. Android Vitals App Startup Time Excessive Actions Permission Denials Stability & Performance
15. App Startup Time Root causes - Multiple SDK inits - Multiple dex loading - Heavy layouts
16. App Startup Time Root causes - Multiple SDK inits - Multiple dex loading - Heavy layouts Solution
17. AsyncTask Not very intelligent Has lot of drawbacks Can cause stability issues Many people still prefer it
18. Async Task Keep the class static while being an inner class Keep weak reference to contextual fields Assign custom executor for running tasks
19. Android Vitals App Startup Time Excessive Actions Permission Denials Stability & Performance
20. Excessive Actions Types - Wakeups - WiFi Scanning - Network Calls
21. Excessive Actions Types - Wakeups - WiFi Scanning - Network Calls Root causes - Missed wakelock releases - Alarm Manager - Background Syncs
22. Excessive Actions Types - Wakeups - WiFi Scanning - Network Calls Root causes - Missed wakelock releases - Alarm Manager - Background Syncs Solution
23. Services Intent Service Bind Service Foreground Service
24. Services Choose Foreground Services for must and important tasks Choose IntentService when you want to process serially Choose Download Manager when you want to fetch binaries
25. Android Vitals App Startup Time Excessive Actions Permission Denials Stability & Performance
26. Permission Denials Root cause - Too early in the app lifecycle - Too many permissions - Irrelevant permissions
27. Permission Denials Root cause - Too early in the app lifecycle - Too many permissions - Irrelevant permissions Solution
28. Permissions Really needed? Privacy concerns Cult following
29. Runtime Permissions Delay as much as possible Ask only if necessary Ask only relevant permissions
30. Android Vitals App Startup Time Excessive Actions Permission Denials Stability & Performance
31. Stability & Performance Root cause - Blocking UI thread - Heavy CPU consumption - Parallel processing
32. Stability & Performance Root cause - Blocking UI thread - Heavy CPU consumption - Parallel processing Solution
33. Job Scheduler Many of them are there All are very similar Good internship projects
34. Job Scheduler Avoid running complex operations Set constraints appropriately Check for errors regularly
36. #CantTalkAboutIt
37. #METOO
38. Thanks! Arun Babu A S P Senior Android Engineer Twitter: @arunbabuasp LinkedIn: https://www.linkedin.com/in/arunasp/