ronshapiro

1. You can implement View.getActivity() like this:

public interface ViewWithActivity {
  // Using android-gradle-plugin 3.0, which has the desugar step for default methods on interfaces
  default Activity getActivity() {
    // https://android.googlesource.com/platform/frameworks/support/+/03e0f3daf3c97ee95cd78b2f07bc9c1be05d43db/v7/mediarouter/src/android/support/v7/app/MediaRouteButton.java#276
    Context context = getContext();
    while (context instanceof ContextWrapper) {
      if (context instanceof Activity) {

bitsydarel

/*
 *  Copyright (C) 2017 Darel Bitsy
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,

rubixhacker

// Add the following to your build.gradle file
// implementation "android.arch.lifecycle:reactivestreams:1.0.0-beta1"


import android.arch.lifecycle.LifecycleOwner
import android.arch.lifecycle.LiveData
import android.arch.lifecycle.LiveDataReactiveStreams
import io.reactivex.Flowable

/**

Geoyi

How to install virtualenv:

Install pip first

sudo apt-get install python3-pip

Then install virtualenv using pip3

sudo pip3 install virtualenv 

tinmegali

@Database(entities = arrayOf(Note::class, User::class), version = 1)
@TypeConverters(Converters::class)
abstract class AppDatabse : RoomDatabase() {

    abstract fun userDAO(): UserDAO
    abstract fun noteDAO(): NoteDAO

}

dlimpid

import java.math.BigInteger
import java.security.MessageDigest

fun String.md5(): String {
    val md = MessageDigest.getInstance("MD5")
    return BigInteger(1, md.digest(toByteArray())).toString(16).padStart(32, '0')
}

xdgimf

public class RxBus {

    private static RxBus sInstance;

    private final Relay<Object> mBus = PublishRelay.create().toSerialized();

    public static RxBus getInstance() {
        if (sInstance == null){
            sInstance = new RxBus();
        }

yanngx

package be.brol

import android.os.Binder
import android.os.Bundle
import android.support.v4.app.BundleCompat
import android.support.v4.app.Fragment

/**
 * Eases the Fragment.newInstance ceremony by marking the fragment's args with this delegate
 * Just write the property in newInstance and read it like any other property after the fragment has been created

duguyue100

"""A video iterator in Keras.

Use it like any other iterators.

Author: Yuhuang Hu
Email : duguyue100@gmail.com
"""
from __future__ import print_function
import os
import shutil

ZakTaccardi

private class BetterApi {

    fun login(credentials: Credentials): LoginResponse {
        //login...
        TODO()
    }


    class LoginResponse private constructor(
            val user: User?,