Kyle He 599316527

## intToRoman.js
// Answer to https://leetcode-cn.com/problems/integer-to-roman/

function intToRoman(num) {
    return [['X', 'V', 'I', 1], ['C', 'L', 'X', 10], ['M', 'D', 'C', 100], ['', '', 'M', 1000]]
        .reduceRight(function (ret, item, index) {
            let count = ~~(num / item[3]) % 10;
            if (!count) return ret;
            if (count % 5 == 4) return ret + item[2] + item[count > 5 ? 0 : 1];
            return ret + item[1].repeat(count >= 5 ? 1 : 0) + item[2].repeat(count % 5);
        }, '');

## convert.sh
#!/bin/zsh

ffmpegParam="-hide_banner -y";
videoEncodeParam="-c:v libx264 -crf 23 -profile:v main -level 3.1 -pix_fmt yuv420p -movflags +faststart -s 1024x768";
audioEncodeParam="-an";
fileSizeParam="-b:v 1.6M -maxrate 1.6M -bufsize 2m";

echo "Convert: $1 -> $2";

# Use two-pass to reduce size https://trac.ffmpeg.org/wiki/Encode/H.264

## remove-soagent.sh
#!/usr/bin/env bash

# soagent consumes too much cpu resources for unknown reasons.
# The one way which i know so far to stop it is deleting it.
# Don't worry. An OS-update will take them back. (Just my personal experience)

rm -rf "/System/Library/LaunchAgents/com.apple.soagent.plist"
rm -rf "/System/Library/PrivateFrameworks/MessagesKit.framework/Versions/A/Resources/soagent.app"
rm -rf "~/Library/Application Scripts/com.apple.soagent"
rm -rf "~/Library/Containers/com.apple.soagent"

## scroll-to-target-element-smoothly.js
function smoothScrollTo(selector, duration) {
  const FPS = 24
  let currentScrollY = window.scrollY
  let targetScrollY = document.querySelector(selector).getBoundingClientRect().top + currentScrollY
  let deltaY = (targetScrollY - currentScrollY) / (duration * FPS)
  let interval = 1E3 / FPS

  let scrollTimer
  let scrollCallback = []

## 0main.js
const L = require('./leaflet-0.5.0-coord-part')

const simpleCrs = L.Util.extend({}, L.CRS, {
    code                : 'simple',
    projection          : L.Projection.LonLat,
    transformation      : new L.Transformation(1,0,-1,0)
})

console.log(
  L.CRS.EPSG3857.pointToLatLng(

## get-map-images-curl-commands.js

var path = require('path')
var fs = require('fs')

// 先在浏览器中把地图移动到右下角，一点一点放大，保证每个 level 的最大坐标的图片被请求了
// 然后 network 中 copy all as curl 保存到 urls.txt 里
var maxs = fs.readFileSync(path.join(__dirname, 'urls.txt'), 'utf8').split('\n').map(function (url) {
    url = url.trim()
    let i = url.indexOf('\'') + 1
    return url.substring(i, url.indexOf('\'', i))

## helper.js
function copyText(value) {
  let fakeElem = document.createElement('TEXTAREA')
  fakeElem.style.position = 'absolute'
  fakeElem.style.left = '-9999px'
  fakeElem.style.top = (window.pageYOffset || document.documentElement.scrollTop) + 'px'
  fakeElem.readonly = true
  fakeElem.value = value
  document.body.appendChild(fakeElem)
  fakeElem.focus()
  fakeElem.setSelectionRange(0, value.length)

## demo.html
<!doctype html>
<html>
    <head>
        <meta charset="utf-8">
        <meta name="viewport" content="width=device-width, initial-scale=1">
        <title>test</title>
        <style type="text/css">
div {
  width: 100px;
  height: 100px;

## batch-remove-apple-apps.sh
sudo rm -rf "/Applications/Calendar.app";
sudo rm -rf "/Applications/Chess.app";
sudo rm -rf "/Applications/Contacts.app";
sudo rm -rf "/Applications/DVD Player.app";
sudo rm -rf "/Applications/FaceTime.app";
sudo rm -rf "/Applications/Mail.app";
sudo rm -rf "/Applications/Maps.app";
sudo rm -rf "/Applications/Notes.app";
sudo rm -rf "/Applications/Photo Booth.app";
sudo rm -rf "/Applications/Photos.app";

## batch-delete-weibo.js
/**
 * 在 m.weibo.cn 的 console 里跑
 */

let startPageNo = 1
let pageLength = 90

let delInterval = 1543

let options = {
	// Answer to https://leetcode-cn.com/problems/integer-to-roman/

	function intToRoman(num) {
	return [['X', 'V', 'I', 1], ['C', 'L', 'X', 10], ['M', 'D', 'C', 100], ['', '', 'M', 1000]]
	.reduceRight(function (ret, item, index) {
	let count = ~~(num / item[3]) % 10;
	if (!count) return ret;
	if (count % 5 == 4) return ret + item[2] + item[count > 5 ? 0 : 1];
	return ret + item[1].repeat(count >= 5 ? 1 : 0) + item[2].repeat(count % 5);
	}, '');
	#!/bin/zsh

	ffmpegParam="-hide_banner -y";
	videoEncodeParam="-c:v libx264 -crf 23 -profile:v main -level 3.1 -pix_fmt yuv420p -movflags +faststart -s 1024x768";
	audioEncodeParam="-an";
	fileSizeParam="-b:v 1.6M -maxrate 1.6M -bufsize 2m";

	echo "Convert: $1 -> $2";

	# Use two-pass to reduce size https://trac.ffmpeg.org/wiki/Encode/H.264
	function smoothScrollTo(selector, duration) {
	const FPS = 24
	let currentScrollY = window.scrollY
	let targetScrollY = document.querySelector(selector).getBoundingClientRect().top + currentScrollY
	let deltaY = (targetScrollY - currentScrollY) / (duration * FPS)
	let interval = 1E3 / FPS

	let scrollTimer
	let scrollCallback = []
	const L = require('./leaflet-0.5.0-coord-part')

	const simpleCrs = L.Util.extend({}, L.CRS, {
	code : 'simple',
	projection : L.Projection.LonLat,
	transformation : new L.Transformation(1,0,-1,0)
	})

	console.log(
	L.CRS.EPSG3857.pointToLatLng(

	var path = require('path')
	var fs = require('fs')

	// 先在浏览器中把地图移动到右下角，一点一点放大，保证每个 level 的最大坐标的图片被请求了
	// 然后 network 中 copy all as curl 保存到 urls.txt 里
	var maxs = fs.readFileSync(path.join(__dirname, 'urls.txt'), 'utf8').split('\n').map(function (url) {
	url = url.trim()
	let i = url.indexOf('\'') + 1
	return url.substring(i, url.indexOf('\'', i))
	function copyText(value) {
	let fakeElem = document.createElement('TEXTAREA')
	fakeElem.style.position = 'absolute'
	fakeElem.style.left = '-9999px'
	fakeElem.style.top = (window.pageYOffset \|\| document.documentElement.scrollTop) + 'px'
	fakeElem.readonly = true
	fakeElem.value = value
	document.body.appendChild(fakeElem)
	fakeElem.focus()
	fakeElem.setSelectionRange(0, value.length)
	<!doctype html>
	<html>
	<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	<title>test</title>
	<style type="text/css">
	div {
	width: 100px;
	height: 100px;