dharmakshetri

function get_avatar_from_service(service, userid, size) {
    // this return the url that redirects to the according user image/avatar/profile picture
    // implemented services: google profiles, facebook, gravatar, twitter, tumblr, default fallback
    // for google   use get_avatar_from_service('google', profile-name or user-id , size-in-px )
    // for facebook use get_avatar_from_service('facebook', vanity url or user-id , size-in-px or size-as-word )
    // for gravatar use get_avatar_from_service('gravatar', md5 hash email@adress, size-in-px )
    // for twitter  use get_avatar_from_service('twitter', username, size-in-px or size-as-word )
    // for tumblr   use get_avatar_from_service('tumblr', blog-url, size-in-px )
    // everything else will go to the fallback
    // google and gravatar scale the avatar to any site, others will guided to the next best version

dharmakshetri

boolean hasUpdated = false;
boolean doneBuffering = false;
long bufferTimeout = 500;

// put this somewhere smart
new Thread(new Runnable() {
    public void run() {
        while(!doneBuffering) {
            Thread.sleep(bufferTimeout);		

dharmakshetri

compile 'com.android.support:recyclerview-v7:25.0.1'
compile 'io.reactivex:rxandroid:1.2.1'
compile 'io.reactivex:rxjava:1.1.6'
 

dharmakshetri

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <android.support.v7.widget.RecyclerView
        android:id="@+id/recylerview_list"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />
</FrameLayout>

dharmakshetri

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="80dp"
    >

    <TextView
        android:id="@+id/tvName"
        android:layout_width="match_parent"

dharmakshetri

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="80dp"
    >

    <TextView
        android:id="@+id/tvName"
        android:layout_width="match_parent"

dharmakshetri

public class MainActivity extends AppCompatActivity {
    public final String TAG="RXANDROID";
    RecyclerView recyclerListView;
    MyAdapter myAdapter;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        // creating layout

dharmakshetri

public class MyAdapter extends RecyclerView.Adapter<MyAdapter.MyViewHolder> {

    private final Context mContext;
    private final List<String> nameList = new ArrayList<>();

    public MyAdapter(Context context){mContext=context;}

    public void setData(List<String> names){
        nameList.clear();
        nameList.addAll(names);

dharmakshetri

View Click

Instead of the verbose setOnClickListener:

RxView.clicks(submitButton).subscribe(o -> log("submit button clicked!"));

Filter even numbers

Observable
    .just(1, 2, 3, 4, 5, 6, 7, 8, 9, 10)

dharmakshetri

compile 'com.google.firebase:firebase-database:10.0.1'