syusui-s

[...document.querySelectorAll('#compTblList > tbody > tr > td:nth-child(12)')].forEach(e => {
  const match = e.textContent.match(/([\d.]+)x([\d.]+)x([\d.]+)mm/);
  if (!match) return;

  const [_, w, h, d] = match;
  const liter = +w * +h * +d / 100_0000.0;

  const literElem = document.createElement('span');
  literElem.textContent = `(${liter.toFixed(2)}㍑)`;

syusui-s

  const assert = (pred) => { if (! pred) throw new Error("Assertion failed"); };

  class Connection {
    constructor(prevs, next) {
      if (prevs.length != next.weights.length) {
        throw new RangeError("prevs length should be equal to next weights length");
      }

      if (! prevs.map(p => p.weights.length).reduce((x, y) => x && x == y ? x : false)) {
        throw new RangeError("all perceptron in prevs should have same weights length");

syusui-s

#!/bin/sh
# Usage: slack MESSAGE
SLACK_WEBHOOK_URL=""

( [ -n "$1" ] && echo "$1" || cat ) |
jq -Rn '{ "text": input }' |
curl -d '@-' "$SLACK_WEBHOOK_URL"

syusui-s

#include <cassert>
#include <iostream>
#include <type_traits>
#include <optional>

/**
 * 篩
 */
template <typename T>
class Refinement {

syusui-s

#川渡り問題

Entity = Struct.new(:id, :eats) do
  def eat?(other)
    other.id == eats
  end

  def inspect
    "<E:#{id}>"
  end

syusui-s

javascript:(function(){
const timer_min = +prompt('何分？');
const timer_ms = timer_min*60*1000;
const endTime = new Date(Date.now() + timer_ms);

setInterval(() => {
const TIMER_ID = 'tdFljaRoMfOGDAb7MMpCtmxElVGIyiHH';

const now = new Date();
const rest = endTime - now;

syusui-s

STORY = 24;
result = [...document.querySelectorAll('.ytd-thumbnail-overlay-time-status-renderer')].map(e => e.textContent.replace(/\s*/g,"")).map(e => e.split(":").reverse().map((e, i) => +e * 60**i).reduce((l,r) => l+r)).reduce((l,r) => l+r)
sec = parseInt(result % 60);
min = parseInt(result % 3600 / 60);
hour = parseInt(result / 3600);
stories = Math.ceil(result / (STORY*60));

alert(`全部で: ${hour}:${(""+min).padStart(2,0)}:${(""+sec).padStart(2,0)}
1話${STORY}分とすると: ${stories}話分
1クール12話とすると: ${stories/12}クール分`);

syusui-s

use std::iter::Peekable;

fn varint<'a, I: Iterator<Item=&'a u8>>(peekable: &mut Peekable<I>) -> Option<u64> {
    if let Some(msb) = peekable.next() {
        let length = {
            let bits = (msb & 0b1100_0000) >> 6;
            ((bits & 1) + 1) << (bits & 2)
        };

        let mut result: u64 = (msb & 0b0011_1111) as u64;

syusui-s

#!/bin/sh

# 保存する間隔（秒数）
INTERVAL_SECONDS="180"

set -xem

azpainter &

pid="${!}"

syusui-s

#include <cstdint>
#include <cassert>
#include <iostream>

template<typename Self>
class Comparable {
public:
	virtual auto compare(Self rhs) const -> int64_t = 0;

	virtual auto operator<(Self rhs) const -> bool {