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
   

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2. Paresh Mayani
   Sr. Software Engineer @ InfoStretch, India
   Manager, GDG Ahmedabad
   

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3. Are you lazy #AndroidDev?
   

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4. No Googling…
   

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5. Writing boilerplate code
   

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6. Let’s be Productive
   While being lazy
   

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7. But……How?
   

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8. Tip: #1
   Productive Development Environment
   

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9. IDE
   

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10. Emulator
    

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11. Tip: #2
    Write less code, Solve more problems
    

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12. {Less code}
    {Less Mistakes}
    {Faster Development}
    

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13. {Code Snippets}
    +
    {Open source libraries}
    

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14. Open source libraries
    Source: http://www.blackducksoftware.com/
    

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15. More than 100,000 results
    

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16. 68 repositories
    

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17. Android Libraries Portal
    

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18. Android Libraries Portal
    

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19. Code snippets portal
    

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20. UI & Custom Views
    Custom Views
    • Crouton
    • Staggered GridView
    • GoogleProgressBar
    • Sticky List Headers
    • Card UI
    • Fading ActionBar
    • Swipe ListView
    

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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/
    

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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/
    

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23. Database
    • OrmLite
    • Green DAO
    • SQL Cipher
    

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24. Dependency Injection
    Class
    • Dagger
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    • Butter Knife
    Universal
    • RoboGuice
    • Android Annotations (AA)
    

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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);}
    });
    }
    }
    

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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
    

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27. Tip: #3
    Use Available Tools
    

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28. Mockup design tool
    

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29. Shrink icon/image size
    

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33. Device Art Generator
    http://developer.android.com/distribute/promote/device-art.html
    

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35. http://gradleplease.appspot.com/
    

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36. http://angrytools.com/android/button/
    

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37. http://goo.gl/j8lBgH
    

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38. http://coh.io/adpi/
    

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41. http://jsonlint.com/
    

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42. http://jsonviewer.stack.hu/
    

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43. Tip: #4
    Don’t Waste Time!
    

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44. How?
    

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45. Bootstrap your project
    Did you heard about Twitter Bootstrap?
    How?
    

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46. http://www.androidbootstrap.com/
    

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47. http://androidkickstartr.com/
    

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48. Tip: #5
    Learn from Open Source Projects
    

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49. iosched
    https://code.google.com/p/iosched/
    

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50. WordPress for Android
    https://github.com/wordpress-mobile/WordPress-Android
    

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51. More open source projects
    • http://en.wikipedia.org/wiki/List_of_free_and_open-
    source_Android_applications
    • http://www.aopensource.com/
    

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52. Tip: #6
    Learn and Check UI Patterns
    

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53. http://www.android-app-patterns.com/
    

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54. http://androidpttrns.com/
    

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55. http://android.inspired-ui.com/
    

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56. Thank You
    

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