nyawach

function setupFixedBg() {
  const $fixed = $('.js-fixed-bg');
  const $wrapper = isSP() ? $(window) : $('.wrapper');
  let _tmpTop = $wrapper.scrollTop();
  (function _update() {
    const top = $wrapper.scrollTop();
    if(top !== _tmpTop) {
      $fixed.css('transform', `translateY(${top}px)`);
    }
    _tmpTop = top;

nyawach

getRandomString(length = 8) {
  // 生成する文字列に含める文字セット
  const chars = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
  let r = "";
  for(let i = 0, charsLength = chars.length; i < charsLength; i++){
    r += chars[Math.floor(Math.random()*cl)];
  }
  return r;
}

nyawach

function getRandomFlattenNum(min, max, divide) {
  let n = Math.random() * (max - min) + min;
  n = flattenNum(n, divide);
  return n;
}

function flattenNum(n, d) {
  return n = n - (n % d);
}

nyawach

// letter-spacingは span + span にmargin-leftを指定することでいい感じにできる
=condensed($size, $scale: 0.7)
  display: flex
  overflow: visible
  font-size: #{$size}px
  & > span
    display: flex
    justify-content: center
    align-items: center
    transform: scaleX($scale)

nyawach

javascript:var img=new Image(); img.src="https://images-na.ssl-images-amazon.com/images/I/41kEvP4RfXL._SX342_.jpg"; img.style.position="absolute"; img.style.opacity=0.01; img.style.bottom=0; img.style.right=0; var op = 0; var val = 0.01; img.onload = function() { var tid = setInterval(function(){ img.style.opacity = op; op += val; if(img.style.opacity >= 0.5) clearInterval(tid); }, 80); document.body.appendChild(img); }

nyawach

function factrical(n) {
  if(typeof n !== "number") return "Not Number";
  return n === 1 ? 1 : n * factrical(n-1);
}

nyawach

#!/bin/sh

# 設定 ############

# DB構築に必要な設定
DB_NAME=""
DB_USER="root"
DB_PASS=""
DB_HOST="127.0.0.1"
DB_PREFIX="wp_"

nyawach

window.open(this.getAttribute('href'),'','width='+600+',height='+450+',left='+(window.screenX+(window.innerWidth-600)/2|0)+',top='+(window.screenY+(window.innerHeight-450)/2|0)); return false;

nyawach

// http://qiita.com/nyawach/items/108c8e2551c26674f57b
function combination(n, m) {

  var list = [];
  m = (m == null) ? n : m;

  for(var i=n-1; i--;) list.push(i);

  for(var i=list.length,j;--i;){
    j = Math.random()*(i+1) | 0;

nyawach

function combination(n, m) {
    var arr = [];
    var num;
    var i = 0;
    while(i < m) {
        num = Math.floor(Math.random() * n);
        if(~arr.indexOf(num)) continue;
        arr.push(num);
        i++;
    }