wheeliechamp

class InnerClassExample {
  public static void main(String[] args) {
    System.out.println("Hello World");
    OuterClass outer_class = new OuterClass();
    outer_class.outer_method();
    OuterClass.InnerClass inner_class = outer_class.new InnerClass();
    inner_class.inner_method();

    // 匿名クラス
    new OuterClass() {

wheeliechamp

import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExexutorService;
import java.util.concurrent.Exevutors;

class CompletableFutureExample {
  public static void main(String[] args) throws Exception {

    CompletableFuture<String> future1 = CompletableFuture.supplyAsync(
      () -> {
        try {

wheeliechamp

// Gistの確認
import java.util.Comparator;

class test_1 {
  public static void main(String[] args) {
    Comparator<String> c = (s1, s2) -> s1.compareTo(s2);
    System.out.println(c.compare("aaa", "bbb"));
  }
}

wheeliechamp

package com.wheeliechamp.myapplication3

import android.content.Context
import android.support.v7.app.AppCompatActivity
import android.os.Bundle
import android.util.Log
import android.view.View
import android.webkit.*
import android.widget.TextView
import kotlinx.coroutines.CoroutineScope

wheeliechamp

package com.wheeliechamp.myapplication3

import android.R.attr.contextClickable
import android.content.Context
import android.support.v7.app.AppCompatActivity
import android.os.Bundle
import android.os.Handler
import android.util.Log
import android.view.View
import android.webkit.*

wheeliechamp

import java.util.*;
import java.util.Set;
import java.util.HashSet;

public class Main {
    public static void main(String[] args) throws Exception {
        // Your code here!
        String[] str = {"aaa", "bbb", "ccc", "bbb"};
        Set<String> aaa = new HashSet<String>();
        for(int i=0; i < str.length; i++) {

wheeliechamp

public class Main {

    public static void main(String args[]){
      System.out.println(isArgsEmpty("AAA", "BBB", "CCC", ""));
    }
    
    private static boolean isArgsEmpty(String... args){
      
      //Predicate<String> javaChecker = s -> { return s.equals("Java"); };
      

wheeliechamp

public class Main {
    public static void main(String[] args) throws Exception {
        Object objval = 111;
        System.out.println(objval instanceof Integer); 
        System.out.println(objval instanceof String); 
        System.out.println((int)objval);

        System.out.println("XXXXXXXX");
    }
}

wheeliechamp

fun main(args: Array<String>) {
    val names = arrayOf("111", "222", "333", "444", "555", "666", "777", "888", "999", "000")
    for (str in names){
      System.out.println(str)
    }
}

wheeliechamp

https://qiita.com/sass9872/items/18244ff81a9efcfcd251
val text1 = "aaaTEST"
val text2 = "TESTaaa"

result = text1.startsWith("TEST")
// -> false
result = text2.startsWith("TEST")
// -> true