chrisbanes

open class ScopedViewModel : ViewModel() {
    private val job = Job()
    protected val scope: CoroutineScope = job + Dispatchers.Main

    override fun onCleared() {
        super.onCleared()
        job.cancel()
    }
}

FedericoPonzi

The book Java Generics and Collections has this information (pages: 188, 211, 222, 240).

List implementations:

                      get  add  contains next remove(0) iterator.remove
ArrayList             O(1) O(1) O(n)     O(1) O(n)      O(n)
LinkedList O(n) O(1) O(n) O(1) O(1) O(1)

lawloretienne

Table Of Contents

• Data Structures
  • Linked Lists
  • Trees
    • Binary Trees
    • Binary Search Tree
    • Red-Black Tree
    • AVL Tree
• Tries

saxophone

import android.content.Intent;
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;

import org.hamcrest.Description;
import org.hamcrest.Matcher;
import org.hamcrest.TypeSafeMatcher;

import static android.support.test.InstrumentationRegistry.getInstrumentation;
import static org.hamcrest.MatcherAssert.assertThat;

artem-zinnatullin

android {
  // ...

  testOptions.unitTests.all {
    testLogging {
      events 'passed', 'skipped', 'failed', 'standardOut', 'standardError'
    }
  }
}

pabloogc

import java.lang.ref.WeakReference;

import retrofit.Callback;
import retrofit.RetrofitError;
import retrofit.client.Response;


public abstract class WeakCallback<T, C> implements Callback<T> {

   private final WeakReference<C> context;

efrohnhoefer

package controllers

import play.api.libs.ws.WS
import play.api.mvc.{Action, Controller}

import scala.concurrent.Future

class VerifyCredentialsController extends Controller {
  implicit val context = scala.concurrent.ExecutionContext.Implicits.global

JakeWharton

diff -U 0 -N support-v4-19.1.0/android.support.v4.BuildConfig support-v4-20.0.0/android.support.v4.BuildConfig
--- support-v4-19.1.0/android.support.v4.BuildConfig	1969-12-31 16:00:00.000000000 -0800
+++ support-v4-20.0.0/android.support.v4.BuildConfig	2014-06-26 19:59:59.000000000 -0700
@@ -0,0 +1,9 @@
+public final class android.support.v4.BuildConfig {
+  public static final boolean DEBUG;
+  public static final java.lang.String PACKAGE_NAME;
+  public static final java.lang.String BUILD_TYPE;
+  public static final java.lang.String FLAVOR;
+  public static final int VERSION_CODE;

dmarcato

def toCamelCase(String string) {
    String result = ""
    string.findAll("[^\\W]+") { String word ->
        result += word.capitalize()
    }
    return result
}

afterEvaluate { project ->
    Configuration runtimeConfiguration = project.configurations.getByName('compile')

grantland

RecyclerView item onClick

RecyclerView does not have an OnItemClickListener like it's predecessor, ListView. However, detecting item clicks is pretty simple.

Set an OnClickListener in your ViewHolder creation:

private class MyAdapter extends RecyclerView.Adapter<MyAdapter.ViewHolder>  {

    public static class ViewHolder extends RecyclerView.ViewHolder