fkmhrk

// We often see sequential method call.
AlertDialog.Builder builer = new AlertDialog.Builder(this);
builer.setTitle("タイトル");
builer.setMessage("メッセージ");
builer.setPositiveButton(android.R.string.ok, this.listener);

// We can use method chain.
AlertDialog.Builder builer = new AlertDialog.Builder(this);
    .setTitle("タイトル")
    .setMessage("メッセージ")

fkmhrk

// https://github.com/mokelab/android-HTTPClient-Rx-OkHTTP
HTTPClient client = new HTTPClientImpl(new OkHttpClient());
// client.send()はObservableを返す
client.send(Method.GET, "https://gae-echoserver.appspot.com/test", null, null)
  .subscribeOn(Schedulers.computation()) // sendの中身はワーカースレッドで実行する
  .observeOn(AndroidSchedulers.mainThread()) // Observerの中はAndroidのメインスレッドで実行する
  .subscribe(new Observer<HTTPResponse>() {
    @Override
    public void onSubscribe(Disposable d) { }

fkmhrk

03-07 21:34:50.984 27340 27340 E AndroidRuntime: java.lang.RuntimeException: Unable to resume activity {org.twentyeight.momo/org.twentyeight.momo.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.contains(java.lang.CharSequence)' on a null object reference
03-07 21:34:50.984 27340 27340 E AndroidRuntime: 	at android.app.ActivityThread.performResumeActivity(ActivityThread.java:3103)
03-07 21:34:50.984 27340 27340 E AndroidRuntime: 	at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:3134)
03-07 21:34:50.984 27340 27340 E AndroidRuntime: 	at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2481)
0

fkmhrk

public class DemoDialogFragment extends DialogFragment {
    public static DialogFragment newInstance(int requestCode) {
        DialogFragment dialog = new DemoDialogFragment();
        Bundle args = new Bundle();
        args.putBoolean(ARGS_CALLER_ACTIVITY, true);
        args.putInt(ARGS_REQUEST_CODE, requestCode);
        dialog.setArguments(args);
        return dialog;
    }

fkmhrk

<?php
  // あってそうだけど、だめな例
  // 1 : 普通
  // 2 : 当座
  // 3 : 定期 という対応があるとする。
  $bankType = "1"; // DBに入っている銀行口座の種類

  $label = ($bankType == '1') ? '普通' :
           ($bankType == '2') ? '当座' : '定期';
  echo $label;

fkmhrk

package impl

import (
	m "../"
	"database/sql"
)

type userDAO struct {
	connection *Connection
}

fkmhrk

import csv
import sys

#Description,Transaction Date,Transaction Time,Tax Type,Transaction Type,Refund Type,Product Title,Product id,Product Type,Sku Id,Hardware,Buyer Country,Buyer State,Buyer Postal Code,Buyer Currency,Amount (Buyer Currency),Currency Conversion Rate,Merchant Currency,Amount (Merchant Currency)
def debugPrint(row):
    print "Description=%s" % (row[0])
    print "Transaction Date=%s" % (row[1])
    print "Transaction Time=%s" % (row[2])
    print "Tax Type=%s" % (row[3])
    print "Transaction Type=%s" % (row[4])

fkmhrk

var MyException = (function () {
    function MyException(status, body) {
        this.status = status;
        this.body = body;
    }
    return MyException;
})();
function moke() {
    try {
        throw new MyException(404, { "msg": "not found" });

fkmhrk

module demo {
  export interface App {
    // ノンブロッキングAPI。callbackで結果を受け取るので結果はany
    login(username:string, password:string, callback:LoginCallback);
    // ブロッキングAPI。この場合はUserオブジェクトを返したい
    login(username:string, password:string) : User;
  }

  export class AppImpl implements App {
  }

fkmhrk

abstract class BlockingTask<T> {
    private boolean mDone;
    private T mResult;
    private Exception mException;

    public void execute() {
        mDone = false;
        doAsyncCall();
        while (!mDone) {
            try { Thread.sleep(300); } catch (Exception e) { }