ytRino

<?xml version="1.0" encoding="utf-8"?>

<layer-list xmlns:android="http://schemas.android.com/apk/res/android">

    <item android:id="@android:id/background">
        <shape android:shape="line">
            <stroke
                android:width="4dp"
                android:color="#474747"
                />

ytRino

package secret

import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.drawable.BitmapDrawable;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.ViewGroup;
import android.webkit.WebView;

ytRino

// in android :p
  private void printFib(int l) {
    fib(l).subscribe(new Action1<List<Long>>() {
      @Override
      public void call(List<Long> fib) {
        Log.v(TAG, fib.toString());
      }
    });
  }

ytRino

public abstract class RetrofitSingleSubscriber<T> extends SingleSubscriber<T> {

  public abstract void onHttpError(HttpException e);

  public abstract void onNonHttpError(Throwable e);

  @Override public void onError(Throwable error) {
    if (error instanceof HttpException) {
      onHttpError((HttpException) error);
    } else {

ytRino

public void concatEager() {

    final TestSubscriber<List<String>> testSubscriber = new TestSubscriber<>();

    final long startTime = new Date().getTime();
    System.out.println("Start.");

    Observable.concatEager( //
        asyncObservable("uno", 4), //
        asyncObservable("dos", 3), //