zyf0330’s gists

zyf0330 / main.js

Last active April 19, 2017 10:38

To test actual effect of JS timer to show they are not accurate

	'use strict';
	/**
	* Created by zyf on 17-4-19.
	*/
	let i;
	let times = 10,
	delay = 100;
	let startTime, lastTime, now, durations;

	const workNum = 100000;

zyf0330 / wrapGenerator

Last active June 15, 2017 06:31

Wrap generator returns promise. Got by myself

	const wrapGenerator = function (Generator) {
	const promise = new Promise(function (resolve, reject) {
	const g = Generator()
	let r = g.next()
	const nextYield = function (r) {
	if (r.done == true) {
	resolve(r.value)
	return
	}
	r.value.then(function (x) {

zyf0330 / 珠排序

Created June 28, 2017 08:06

	const numsNum = 10
	const nums = '0'.repeat(numsNum).split('').map(() => parseInt(Math.random() * 100) + 1)

	console.log('before sort', nums)

	const arrs = []

	let push = 0
	// 这里的循环说明了空间使用是 O(n2)
	for (const num of nums) {

zyf0330 / Promise.js

Last active July 2, 2017 06:02

My Promise implement. Must run in Node.js. 只是一个没有按照标准实现的残次品

	let id = 1
	function Promise(executor) {
	this.id = id++
	this.status = 'pending'
	this.value = null
	this._next = null
	const response = (status, v) => {
	if (this.status != 'pending') {
	return
	}

zyf0330 / logrotate.sh

Created February 12, 2018 02:42

logrotate for nginx log hourly

	#!/bin/env bash
	set -euo pipefail

	function _d() {
	echo `date +%Y%m%d-`$1
	}
	cd /var/log/nginx
	h=$((`date +%H`-1))
	if [ $h = -1 ]; then
	h=23

zyf0330 / AsyncTaskQueue.js

Created November 23, 2018 03:00

	class TaskList {
	constructor(tasks) {
	this.tasks = tasks
	this.promise = null
	this.index = 0
	this.fowarding = false
	}

	async start() {
	this.fowarding = true

zyf0330 / openInstagramImg.js

Last active February 24, 2022 02:31

open img of current focus at Instagram

javascript:var multiEle=document.getElementsByClassName('MreMs')[0];var i=(multiEle!=null)?multiEle.style.transform.slice(12, -3)/480:0; var img=document.getElementsByClassName('ZyFrc')[0].getElementsByClassName('FFVAD')[i];window.open(img.src)

zyf0330 / quanping-to-shuangpin.js

Created December 13, 2020 09:25

转换搜狗拼音txt词库为 Gboard 微软双拼词库

	/**
	* dic.txt 内每行类似 'a'ba 阿巴
	* 先组合声母韵母，然后再完整替换
	* 对于零声母音节，声母当作空字符
	**/

	const fs = require('fs')

	// 声母
	const shengmu = {

zyf0330 / two-way-dependency-map.txt

Last active July 6, 2021 10:09

construct two-way dependency map to execute by order

	'use strict'

	function resolver(o) {
	return new Promise((res) => {
	setTimeout(() => {
	console.log(Date.now(), 'prepare end', o.service)
	res()
	}, 1000)
	})
	}

zyf0330 / add-override.js

Created April 27, 2023 07:39

fix noImplicitOverride error

	const cp = require("child_process")
	const fs = require("fs/promises")
	const path = require("path")
	try {
	cp.execSync("npx tsc --noEmit")
	} catch (e) {
	const output = e.stdout.toString()
	const regexp = /^(.+\.ts)$(\d+?),(\d+?)$: error TS411(4\|6):.+/
	const overrideFiles = output.split("\n").reduce((m, line) => {
	const result = line.match(regexp)

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