Date: 1/1/2020Category: CategoryCTag: tag E
技术类
为什么a:link没有生效
<a href="#">我是伪类</a>
<a href="#">我是伪类</a>
var regexp = /^\d{6}$/
var regexp = new RegExp('^\\d{6}$')
查看目录结构
brew install tree
tree
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
body{
background-color: white;
}
div{
position: relative;
height: 100vh;
width: 100vw;
}
#box div{
position: absolute;
}
</style>
</head>
<body>
<div id="box"></div>
</body>
<script>
function Ball(x,y){
this.x = x
this.y = y
this.color = 'black'
}
Ball.prototype.Init = function(){
var box = document.getElementById('box')
var ball = document.createElement('div')
ball.style.left = this.x + 'px'
ball.style.top = this.y + 'px'
ball.style.backgroundColor = this.color
ball.style.width = 10 + 'px'
ball.style.height = 10 + 'px'
ball.style.borderRadius = 5 + 'px'
box.appendChild(ball)
}
var ballArray = []
var timer;
var flag = 0;
document.onmousemove = function(e){
if(flag){
var ball = new Ball(e.clientX, e.clientY)
ball.Init()
}
}
document.onmousedown = function(e){
console.log(e.clientX);
console.log(e.clientY);
timer = setTimeout(function(){
console.log('长按');
flag = 1;
},100)
}
document.onmouseup = function(){
clearTimeout(timer)
flag = 0;
}
</script>
</html>
有权有势的人,让后代可选择的路更多
--2024年3月24日喜庆楼饭局
不要什么都学,一定要在精通某个领域后,再学习下一个领域,半瓶水很难受
--2024年4月7日家中
有权有势的人,让后代可选择的路更多
2024年3月24日喜庆楼饭局感悟
一般都推荐或者配套的是rbenv
或者rvm
,由于需要科学上网再加上安装网速超级慢,因此不推荐
我更推荐使用asdf,可以管理ruby,node等各个版本,切换也简单
bundle install rails
.modal{
width: 400px;
height: 140px;
background-color: #333;
position: absolute;
top: 50%;
left: 50%;
margin-top: -70px;
margin-left: -200px;
}
名称 | 作用 |
---|---|
+ | 假发 |
class="nav-item"
驼峰命名法:mathTestScore
c语言风格:math_test_score
匈牙利命名法:i(int 类型)MathTestScore
类名首字母大写
-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY-----
html
基础模版TIP
在html文件中,打出 ! 然后按 tab 键
{
"kbd": {
"prefix": "kd",
"body": [
"<kbd>$1</kbd>"
]
}
}
A sticky article demo.
mv a b
cp a b
mkdir dir_name
touch file_name