akirattii

/**
 * dl an external image resource and append it as an img element into the rootEl
 *
 * @param {String}
 *    image resource's url
 * @param {Element} Optional
 *    root element to be appended an img element.
 * @param {Function} Optional
 *    callback function. 'function(imgEl){...}'

akirattii

// manifest.json
/*
  ...
  "permissions": [
    "*://*.amazon.co.jp/*",
    "*://*.amazon.com/*"
    or
    "<all_urls>"
  ], 
  ...

akirattii

// buf is ArrayBuffer

function ab2str(buf) {
  return td.decode(new Uint8Array(buf));
}

function ab2dom(buf) {
  let html = ab2str(buf);
  let rootEl = document.createElement('html');
  rootEl.innerHTML = html;

akirattii

// First,
// $ git clone https://github.com/kzahel/web-server-chrome.git
// $ ./minimize.sh
// and ...
// load wsc-chrome.min.js in your html

function request(url, headers, cb) {
  let xhr = new WSC.ChromeSocketXMLHttpRequest;
  let headersLen = headers.length;
  let k, v;

akirattii

var reg = new RegExp(/e(.*?)e/g);   
var result;
while((result = reg.exec(targetText)) !== null) {
  doSomethingWith(result);
}

akirattii

/**
 * File Manager for Chrome apps
 */
var fileManager = function() {

  /**
   * write a file using opendir dialog interactively.
   * @param {String} filename
   * @param {String} text to output into the file
   * @param {Function} callback(function(err, fileEntry){...}) Optional

akirattii

// ループ内の非同期なfunctionからループ実行のタイミングを制御して、処理全体を同期っぽく動かす方法。
// この方法なら setInterval を使ったループよりも効率的。

var arr = ["a", "b", "c"];

var iter = function* () {
  let i = 0;
  let lastIdx = arr.length - 1; 
  while (true) {
    console.log("Before yeild");

akirattii

var moment = require('moment-timezone');
// All timezone? See: node_modules/moment-timezone/data/meta/latest.json
let d = moment().tz('Asia/Tokyo').format(); // 2016-10-27T07:31:29+09:00
// let d = moment("2016-09-15 23:59:59").tz('America/Phoenix').format(); // 2016-09-15T07:59:59-07:00
// let d = moment().tz('America/Phoenix').format(); // 2016-10-26T15:31:16-07:00
console.log(d);

akirattii

#!/bin/bash

#
# Usage:
# ### Connect:
# $ ./mobile-internet up
# ### Disconnect:
# $ ./mobile-internet down
#

akirattii

#!/bin/bash

# Device E3:28:E9:21:61:5E TaoTronics TT-BH07
mac="E3:28:E9:21:61:5E"
devname="TaoTronics TT-BH07"

# このshを使う前にあらかじめペアリングしておく:
# $ bluetoothctl 
# ...
# [NEW] Device E3:28:E9:21:61:5E TaoTronics TT-BH07