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创建数据库1CREATE DATABASE IF NOT EXISTS yourdbname DEFAULT CHARSET utf8mb4 COLLATE utf8mb4_general_ci; 创建用户1create user 'user'@'%' identified by '123'; 授权用户1grant all privileges on db.* to 'user'@'%'; 查看用户1show grants for 'user'@'%'; 修改密码123use mysql; update user set password=password('123') where user='root' and host='localhost'; flush privileges; mysql8密码问题1ALTER USER 'native'@&...

参考地址https://www.jianshu.com/p/29e38bcc8a1d multipart/form-data 基本形态 123456789101112131415161718--cc51ab821e27f5818ba3662ab706787e6bcc6e4dContent-Disposition: form-data; name="appid"Content-Length: 208ovpzwzBKFzz88y60N22--cc51ab821e27f5818ba3662ab706787e6bcc6e4dContent-Disposition: form-data; name="file2"; filename="upfile.txt"Content-Length: 6Content-Type: text/plainupfile--cc51ab821e27f5818ba3662ab706787e6bcc6e4dContent-Disposition: form-data; name="f...

发现很多时候input 必须在dom里才能读取,动态生成也要放进dom

今天突然遇到一个vue绑定对象,数据更新后不改变的问题目前发现一种情况,比如,一个对象开始没有某个属性,这时候初始化了vue,后面动态增加的属性就没有办法被更新

添加.gitignore文件 1/assets/**/*.css

用阿里云吧https://help.aliyun.com/document_detail/159783.html 阿里云存储配置12345678910111213141516171819202122232425262728293031323334353637ROSTemplateFormatVersion: '2015-09-01'Transform: 'Aliyun::Serverless-2018-04-03'Resources: blog: Type: 'Aliyun::Serverless::Service' Properties: Description: typecho博客 Role: 'acs:ram::1157897650908336:role/new-service1578321763398-role' VpcConfig: VpcId: vpc-uf6kcg6z74ayq0pa9nliu VSwitchIds:...

原文地址https://blog.csdn.net/carolzhang8406/article/details/41347829 原因默认cp命令是有别名(alias cp=’cp -i’)的,无法强制覆盖 解决方法使用 1\cp 临时取消别名1#unalias cp

pdf转图片 poppler-utils 123yum install poppler-utilspdftocairo -png new.pdf 这个poppler会包含好几个pdfto*的工具 图片转pdf ImageMagick 12convert *.jpg output.pdfconvert -density 300 小程序主体迁移公函.pdf -append output.png convert说明1convert *.jpg output.pdf 这种是按页拼接,每页一个图片 1convert *.jpg -append output.pdf 这是纵向拼接为一个整体 1convert *.jpg +append output.pdf 这是横向拼接为一个整体,似乎都是打印在一个A4上 pdf转图片直接用convert转换pdf时候经常出现黑色,所以先转图片 1pdftocairo report.pdf -png

https://www.cnblogs.com/xf-zhao/p/8620644.html 12345678910111213var app = new Vue({ el: '#comment_list', data: { items: [] }, watch:{ items:function(){ this.$nextTick(function(){ lazyLoading() }) } },})

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