adam-hurwitz

query stakerCheckpointData {
  stakerBalanceCheckpoints(where: {stakerId: "SOME_WALLET_ADDRESS"} orderBy: blockTime orderDirection: desc){
    ethBalance
    rETHBalance
    totalETHRewards
    block
    blockTime
  }
}

adam-hurwitz

// Handle input length
private void handleInputLength(){

   editTextViewName.addTextChangedListener(new TextWatcher() {
       @Override
       public void beforeTextChanged(CharSequence s, int start, int count, int after) {}

       @Override
       public void onTextChanged(CharSequence s, int start, int before, int count) {
           if (s.length() > 6){animateMethod();}

adam-hurwitz

val integers = arrayListOf(1, 2, 3)

// Filter using streams.
val newIntegers = integers.filter { it != 2 }

// Use removeIf()
integers.removeIf { it == 2 }

// Use an iterator directly.
val iterator = integers.iterator()

adam-hurwitz

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

<androidx.fragment.app.FragmentContainerView xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:id="@+id/nav_host_fragment"
    android:name="androidx.navigation.fragment.NavHostFragment"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    app:defaultNavHost="true"
    app:navGraph="@navigation/nav_graph" />

adam-hurwitz

Strings

• Static: android:text="@string/sell_recommend_views_label"

• Concat resources: android:text="@{'Hello ' + user.firstName}"

• Concat resource and var (Include %1s formatting in String resource): android:text='@{String.format(@string/string_name, uxContent.reduceByPrice)}'

• Formatted: android:text='@{@string/some_string(uxContent.someVal, uxContent.someVal)}'

adam-hurwitz

adb shell pm list package | grep lyft

adb shell pm path me.lyft.android

// Access the terminal of the phone.
adb shell 

// Copy the APK to the phone's SD card.
cp /data/app/me.lyft.android-1/base.apk /mnt/sdcard

adam-hurwitz

buildscript {
    dependencies {
        ...
        classpath "de.mannodermaus.gradle.plugins:android-junit5:X.X.X"
    }
}

adam-hurwitz

apply plugin: 'de.mannodermaus.android-junit5'

dependencies {
    ...
    testImplementation "org.junit.jupiter:junit-jupiter-api:X.X.X"
    testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:X.X.X"
    testImplementation "org.junit.jupiter:junit-jupiter-params:X.X.X"
    testImplementation "io.mockk:mockk:X.X.X"
    testImplementation "org.jetbrains.kotlinx:kotlinx-coroutines-test:X.X.X"
    testImplementation "org.assertj:assertj-core:X.X.X"

adam-hurwitz

...
private lateinit var test: FeedViewTestCase
...

@ParameterizedTest
@MethodSource("FeedViewTestCaseStream")
fun `FeedView`(feedViewTestCase: FeedViewTestCase) = testCoroutineDispatcher.runBlockingTest {
    test = feedViewTestCase
    mockComponents(test)
    val viewModel = FeedViewModel(...)

adam-hurwitz

private lateinit var test: FeedViewTestCase
private val intent = FeedViewIntent()

@ParameterizedTest
@MethodSource("FeedViewTestCaseStream")
fun `FeedView`(feedViewTestCase: FeedViewTestCase) = testCoroutineDispatcher.runBlockingTest {
    test = feedViewTestCase
    mockComponents(test)
    val viewModel = FeedViewModel(...)
    viewModel.bindIntents(object : FeedView {