Lazy Android Developers - Be Productive

Lazy Android Developers - Be Productive. Talk delivered at Android Developer Days, Ankara on 17th May, 2014.

Transcript

1. Lazy Android Developers: Be Productive Paresh Mayani
2. Paresh Mayani Sr. Software Engineer @ InfoStretch, India Manager, GDG Ahmedabad
3. Are you lazy #AndroidDev?
4. No Googling…
5. Writing boilerplate code
6. Let’s be Productive While being lazy
7. But……How?
8. Tip: #1 Productive Development Environment
9. IDE
10. Emulator
11. Tip: #2 Write less code, Solve more problems
12. {Less code} {Less Mistakes} {Faster Development}
13. {Code Snippets} + {Open source libraries}
14. Open source libraries Source: http://www.blackducksoftware.com/
15. More than 100,000 results
16. 68 repositories
17. Android Libraries Portal
18. Android Libraries Portal
19. Code snippets portal
20. UI & Custom Views Custom Views • Crouton • Staggered GridView • GoogleProgressBar • Sticky List Headers • Card UI • Fading ActionBar • Swipe ListView
21. Networking REST Clients • Spring for Android • Retrofit Async Requests • OKHttp • Volley Image source: http://instructure.github.io/blog/2013/12/09/volley-vs-retrofit/
22. Asynchronous Image Loading • Picasso • Universal Image loader (Nostra) • UrlImageViewHelper & ion (Koush) http://www.technotalkative.com/lazy-productive-android-developer-part-5-image-loading-library/
23. Database • OrmLite • Green DAO • SQL Cipher
24. Dependency Injection Class • Dagger View Injection • Butter Knife Universal • RoboGuice • Android Annotations (AA)
25. Example //Before using Android annotation library public class ActivityWithoutAA extends Activity{ Button button1; ImageView imgView1; @Override protected void onCreate(Bundle savedInstanceState) { // TODO Auto-generated method stub super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); button1 = (Button) findViewById(R.id.button1); imgView1 = (ImageView) findViewById(R.id.imageView1); button1.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { // TODO Auto-generated method stub imgView1.setImageResource(R.drawable.ic_launcher);} }); } }
26. Example //After using Android annotation library, result is less code. @EActivity(R.layout.activity_main) public class MainActivity extends Activity { @ViewById Button button1; @ViewById ImageView imageView1; @Click void button1() { imageView1.setImageResource(R.drawable.ic_launcher); } @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); } } View Initialization Click Listener
27. Tip: #3 Use Available Tools
28. Mockup design tool
29. Shrink icon/image size
33. Device Art Generator http://developer.android.com/distribute/promote/device-art.html
35. http://gradleplease.appspot.com/
36. http://angrytools.com/android/button/
37. http://goo.gl/j8lBgH
38. http://coh.io/adpi/
41. http://jsonlint.com/
42. http://jsonviewer.stack.hu/
43. Tip: #4 Don’t Waste Time!
44. How?
45. Bootstrap your project Did you heard about Twitter Bootstrap? How?
46. http://www.androidbootstrap.com/
47. http://androidkickstartr.com/
48. Tip: #5 Learn from Open Source Projects
49. iosched https://code.google.com/p/iosched/
50. WordPress for Android https://github.com/wordpress-mobile/WordPress-Android
51. More open source projects • http://en.wikipedia.org/wiki/List_of_free_and_open- source_Android_applications • http://www.aopensource.com/
52. Tip: #6 Learn and Check UI Patterns
53. http://www.android-app-patterns.com/
54. http://androidpttrns.com/
55. http://android.inspired-ui.com/
56. Thank You