Pooh3Mobi

// 計算結果を束縛
fun judgeBMI(weight: Double, height: Double): String {
    return when (
        val bmi = (height / 100)
            .let { weight / (it * it) }
        ) {
        in 0.0..18.5 -> "Low weight $bmi"
        in 18.5..25.0 -> "Normal (healthy weight)"
        in 25.0..30.0 -> "Obese Class I"
        in 30.0..35.0 -> "Obese Class II"

Pooh3Mobi

class LoginFormFragment : Fragment() {

    companion object {
        fun newInstance() = LoginFormFragment()
    }

    override fun onCreateView(
        inflater: LayoutInflater, container: ViewGroup?,
        savedInstanceState: Bundle?

Pooh3Mobi

// A-D blocking thread
fun testA() {
    println(1)
    Thread.sleep(1000)
    println(2)
    Thread.sleep(1000)
    println(3)
}

Pooh3Mobi

import androidx.lifecycle.LiveData
import androidx.lifecycle.ViewModel
import io.reactivex.Flowable
import io.reactivex.processors.BehaviorProcessor
import io.reactivex.schedulers.Schedulers

//
// In/Out/State
//

Pooh3Mobi

class MainActivity : AppCompatActivity() {

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)
        setSupportActionBar(toolbar)

        fab.setOnClickListener { view ->
            main()
        }

Pooh3Mobi

import java.lang.AssertionError

data class Point(val x: Float, val y: Float)

fun pointAt(x: Float, y: Float) = Point(x, y)

data class Line(val p1: Point, val p2: Point)

infix fun Point.to(other: Point) = Line(this, other)

Pooh3Mobi

package com.example.mvvmlab

import androidx.appcompat.app.AppCompatActivity
import android.os.Bundle
import androidx.databinding.DataBindingUtil
import androidx.databinding.ObservableBoolean
import androidx.databinding.ObservableField
import androidx.databinding.ObservableInt
import androidx.lifecycle.*
import com.example.mvvmlab.databinding.ActivityMainBinding

Pooh3Mobi

// https://stackoverflow.com/a/52441962
fun String.runCommand(
    workingDir: File = File("."),
    timeoutAmount: Long = 60,
    timeoutUnit: TimeUnit = TimeUnit.SECONDS,
    onErrorReturn: (Throwable) -> String = { "error: ${it.message}" }
): String {
    val result = runCatching {
        val parts = this.split("\\s".toRegex())
        val proc = ProcessBuilder(*parts.toTypedArray())

Pooh3Mobi

fun Clipboard.onChanged(block: (String?) -> Unit) {
    addFlavorListener { e -> block((e.source as Clipboard).clipboardString) }
}

var Clipboard.clipboardString: String?
    set(value) {
        val ss = StringSelection(value)
        setContents(ss, ss)

Pooh3Mobi

import android.util.Log
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.LifecycleObserver
import androidx.lifecycle.OnLifecycleEvent

object IndentProvider {
    private var depth = 0
    private const val SPACE = "  "