xhsdnn

/*
 * reference: https://learn.svelte.dev/tutorial/dom-event-forwarding
 */
button {
  font-size: 1.4em;
  width: 6em;
  height: 6em;
  border: none;
  border-radius: 50%;
  background: radial-gradient(circle at 25% 25%, hsl(0, 100%, 50%) 0, hsl(0, 100%, 40%) 100%);

xhsdnn

const { createReadStream, createWriteStream } = require('fs');
const tar = require(tar);
const dest = process.cwd();

// A: remote download
	// A1: use lib
	let res = await axios.get(url, {
		responseType: 'stream'
	});
	let writer1 = createWriteStream(dest, {

xhsdnn

const http = require('http');
let server;

function onRequest(req, res) {
    console.log('[' + this.name + ']', req.method, req.url);
    res.setHeader('Access-Control-Allow-Origin', '*');
    res.writeHead(200, {'Content-Type': 'text/plain'});
    res.end('Hello World\n');
}

xhsdnn

// https://eslint.org/docs/user-guide/configuring
/*
 * 0 - off
 * 1 - warn
 * 2 - error
 */
module.exports = {
    extends: "eslint:recommended",
    parser: "@typescript-eslint/parser",
    parserOptions: {

xhsdnn

/* 切换滚动条页面闪动 */
html {
    overflow-y: scroll;
}

:root {
    overflow-y: auto;
    overflow-x: hidden;
}

xhsdnn

<template>
  <div class="text-ellipsis" :style="{height: textHeight,lineHeight: lineHeight}">
    <div class="ellipsis-before" :style="{height: textHeight}"></div>
    <div class="ellipsis-content">
      <template v-if="$slots.default">
        <slot></slot>
      </template>
      <template v-else>{{text}}</template>
    </div>
    <div class="ellipsis-after" :style="{top: '-'+lineHeight, height: lineHeight}">...</div>

xhsdnn

#!/usr/bin/env bash

set -euxo pipefail # 抛出异常
dd # 删除一行
yy # 复制一行
p # 粘贴
cp Filename newFilename # 复制文件
ctrl+d # 向下翻半页
echo $diff_info | awk -F "[version]" '{print $0}'

xhsdnn

/**
 * 正则字符串去重
 *
 * @param {string} str —— 需要去重的字符串
 * @returns
 */
function clearRepeat(str) {
	let regex = /(.)?/g;
	return str.replace(regex, function($1, $2, $3, $4) {
		return $4.indexOf($2) === $3 ? $2 : '';

xhsdnn

var express = require('express');    
var app = express();

app.use(express.static('dist'));

//设置跨域访问
app.all('*', function(req, res, next) {
    res.header("Access-Control-Allow-Origin", "*");
    res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
    res.header("Access-Control-Allow-Methods","PUT,POST,GET,DELETE,OPTIONS");

xhsdnn

    /* 绘制坐标系
     * scene —— 要绘制坐标系的场景（let scene = new THREE.Scene()）
     */
    function drawCoordSystem(scene) {
        // 创建三个坐标轴的几何模型
        let geometryX = new THREE.Geometry();
        geometryX.vertices.push(
            new THREE.Vector3(-5, 0, 0),
            new THREE.Vector3(5, 0, 0),
            new THREE.Vector3(4.8, 0.2, 0)