Pooh3Mobi

interface AFunctionExecutor {
    fun execute(tag: String = "None", name: String = "Taro", age: Int=32)
}

class DefaultFunctionExecutor : AFunctionExecutor {
    override fun execute(tag: String , name: String, age: Int)  = println("[$tag] $name($age)")
}

class SoccerFunctionExecutor : AFunctionExecutor {
    override fun execute(tag: String, name: String, age: Int) {

Pooh3Mobi

package mobi.pooh3.thefun.fp.bitree


import kotlin.test.assertFalse
import kotlin.test.assertTrue

/*
The Fun of Programming 1-1 [IFPH Section 6.3] 
 Q, 6つのjoinのうち2つは、そのどちらか一方だけを使うと、すべての木が線形になってしまう。どの二つか？
 A, 1 & 5

Pooh3Mobi

package input.your.pkg

import android.graphics.Bitmap
import android.view.View
import com.google.firebase.ml.vision.FirebaseVision
import com.google.firebase.ml.vision.common.FirebaseVisionImage
import kotlinx.android.synthetic.main.activity_main.*


public fun MainActivity.detectTextOnCloud(bitmap: Bitmap) {

Pooh3Mobi

package com.example.forloop

sealed class Result<T, E> {
    data class Success<T, E>(val t: T) : Result<T, E>()
    data class Failure<T, E>(val e: E) : Result<T, E>()
}

sealed class MultiResult<T, E> {
    data class Success<T, E>(val t: T, val ers: List<E>?) : MultiResult<T, E>()
    data class Failures<T, E>(val msg: String, val ers: List<E>) : MultiResult<T, E>()

Pooh3Mobi

@file:Suppress("DataClassPrivateConstructor")

// ADT and Smart Constructor 

package com.example.algebra

import java.math.BigDecimal
import java.util.*

// domain modeling part

Pooh3Mobi

package com.example

import org.apache.commons.math3.stat.inference.ChiSquareTest
import java.util.Random

/**
 * カイ二乗検定のデモ
 * https://github.com/komiya-atsushi/dbflute-fes-2014-demo/blob/master/src/main/java/biz/k11i/demo/stat/ChiSquareTestDemo.java
 * Kotlin ver
 */

Pooh3Mobi

package com.example.calc

/*
Copyright 2018 Pooh3Mobi@GitHub

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
documentation files (the "Software"), to deal in the Software without restriction, including without limitation 
the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, 
and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

Pooh3Mobi

package com.example.oop;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
// abstract class を継承するやり方のデモコード
public class Demo {
    // このコードはデモ用のコードです。書き方についてはチーム単位や会社単位でコーディング規約があると思いますので、
    // 製品コードに書くときはそちらを優先してください。
    void demo() {

Pooh3Mobi

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
                xmlns:tools="http://schemas.android.com/tools"
                android:layout_width="match_parent"
                android:layout_height="wrap_content">


    <android.support.v7.widget.CardView
        android:id="@+id/cardView"
        xmlns:android="http://schemas.android.com/apk/res/android"

Pooh3Mobi

class MainActivityFragment : androidx.fragment.app.Fragment() {

    val viewModel = MainViewModel()
    override fun onCreateView(
        inflater: LayoutInflater, container: ViewGroup?,
        savedInstanceState: Bundle?
    ): View? {
        val binding = FragmentMainBinding.inflate(inflater)
        binding.setLifecycleOwner(this)
        binding.vm = viewModel