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Nginx 限制当前站点最大并发数289 限制单个IP访问最大并发数28http:{ limit_conn_zone $server_name zone=perserver:10m; limit_conn_zone $binary_remote_addr zone=perip:10m;}server{ limit_conn perserver 289; limit_conn perip 28;}开启压缩# 开启gzip gzip on; # 低于1kb的资源不压缩 gzip_min_length 1k; # 设置压缩所需要的缓冲区大小 gzip_buffers 4 16k; # 压缩级别【1-9】，越大压缩率越高，同时消耗cpu资源也越多，建议设置在4左右。 gzip_comp_level 6; # 需要压缩哪些响应类型的资源，缺少的类型自己补。 gzip_types text/plain application/javascript application/x-javascript text/javascript text/css application/xml; # 配置禁用gzip条件，支持正则。此处表示ie6及以下不启用gzip（因为ie低版本不支持） gzip_disable "MSIE [1-6]\."; # 是否添加“Vary: Accept-Encoding”响应头， gzip_vary on; # 设置gzip压缩针对的HTTP协议版本，没做负载的可以不用 # gzip_http_version 1.0; -
Mysql 查流程：show processlist;授权：grant all privileges on . to 'root'@'%' identified by '密码' with grant option;flush privileges;白名单例： 180.109.%.% 百度搜ip查看掩码删旧用户use mysql;select user,host from user;delete from user where user='' and host ='';递归sqlgroup_concat默认长度1M超出自动截取，手动改100M解决丢失问题在MySQL配置文件中my.conf或my.ini中[mysqld]里添加:group_concat_max_len=102400 向上递归SELECT T2.area_id FROM ( SELECT @r AS _id, (SELECT @r := pid FROM sys_area aa WHERE area_id = _id) AS parent_id, @l := @l + 1 AS lvl FROM (SELECT @r := 自己的ID, @l := 0) vars, sys_area h WHERE @r <> 0) T1 JOIN sys_area T2 ON T1._id = T2.area_id向下递归 SELECT DATA.area_id FROM ( SELECT @ids AS _ids, (SELECT @ids := GROUP_CONCAT(area_id) FROM sys_area WHERE enabled = true and FIND_IN_SET(pid, @ids)) AS cids, @l := @l + 1 AS LEVEL FROM sys_area, (SELECT @ids := 自己的ID, @l := 0) b WHERE @ids IS NOT NULL ) ID, sys_area DATA WHERE enabled = true and FIND_IN_SET(DATA.area_id, ID._ids) and area_id != 自己的ID
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笔记 后端justAuth三方登录Easy-Es(es简化工具)ToYmljxlx excel导出库前端patch-packageNginxConfig(nginx可视化配置)Luckysheet(在线编辑excel)vue-seamless-scroll(滚动插件)vue2.0聊天框组件项目数据库设计表yearning（sql查询审核工具）screw-pro(数据库文档生成)服务器linux-command命令搜索工具linux-command整理阿尔萨斯Prometheus预警监控普罗米修斯1panel运维面板halo雷池 admin aA4413101常用网站宝塔：httpmaven仓库学习网站mall电商网站Awesome_APIs public-apis 清华镜像站生鲜商城kxmall小程序App公众号H5小工具lukalvinbgexcel转换json菜鸟工具代码转图片代码转图片程序员盒子素材免费图床在线PS大屏素材pixso ui素材踢踢零linux命令linux命令
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Maven 仓库地址https://mvnrepository.com/国内镜像<?xml version="1.0" encoding="UTF-8"?> <settings xmlns="http://maven.apache.org/SETTINGS/1.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 http://maven.apache.org/xsd/settings-1.0.0.xsd"> <mirrors> <!-- <mirror>--> <!-- <id>mirrorId</id>--> <!-- <mirrorOf>repositoryId</mirrorOf>--> <!-- <name>Human Readable Name for this Mirror.</name>--> <!-- <url>http://my.repository.com/repo/path</url>--> <!-- </mirror>--> <mirror> <id>alimaven</id> <name>aliyun maven</name> <url>http://maven.aliyun.com/nexus/content/groups/public/</url> <mirrorOf>central</mirrorOf> </mirror> <mirror> <id>uk</id> <mirrorOf>central</mirrorOf> <name>Human Readable Name for this Mirror.</name> <url>http://uk.maven.org/maven2/</url> </mirror> <mirror> <id>CN</id> <name>OSChina Central</name> <url>http://maven.oschina.net/content/groups/public/</url> <mirrorOf>central</mirrorOf> </mirror> <mirror> <id>nexus</id> <name>internal nexus repository</name> <url>http://repo.maven.apache.org/maven2</url> <mirrorOf>central</mirrorOf> </mirror> <!-- junit镜像地址 --> <mirror> <id>junit</id> <name>junit Address/</name> <url>http://jcenter.bintray.com/</url> <mirrorOf>central</mirrorOf> </mirror> <!-- <mirrors>--> <!-- mirror | Specifies a repository mirror site to use instead of a given repository. The repository that | this mirror serves has an ID that matches the mirrorOf element of this mirror. IDs are used | for inheritance and direct lookup purposes, and must be unique across the set of mirrors. | <mirror> <id>mirrorId</id> <mirrorOf>repositoryId</mirrorOf> <name>Human Readable Name for this Mirror.</name> <url>http://my.repository.com/repo/path</url> </mirror> --> <mirror> <!--This sends everything else to /public --> <id>nexus-aliyun</id> <mirrorOf>*</mirrorOf> <name>Nexus aliyun</name> <url>http://maven.aliyun.com/nexus/content/groups/public</url> </mirror> <mirror> <id>osc</id> <mirrorOf>*</mirrorOf> <url>http://maven.oschina.net/content/groups/public/</url> </mirror> <mirror> <id>repo2</id> <mirrorOf>central</mirrorOf> <name>Human Readable Name for this Mirror.</name> <url>http://repo2.maven.org/maven2/</url> </mirror> <mirror> <id>net-cn</id> <mirrorOf>central</mirrorOf> <name>Human Readable Name for this Mirror.</name> <url>http://maven.net.cn/content/groups/public/</url> </mirror> <mirror> <id>ui</id> <mirrorOf>central</mirrorOf> <name>Human Readable Name for this Mirror.</name> <url>http://uk.maven.org/maven2/</url> </mirror> <mirror> <id>ibiblio</id> <mirrorOf>central</mirrorOf> <name>Human Readable Name for this Mirror.</name> <url>http://mirrors.ibiblio.org/pub/mirrors/maven2/</url> </mirror> <mirror> <id>jboss-public-repository-group</id> <mirrorOf>central</mirrorOf> <name>JBoss Public Repository Group</name> <url>http://repository.jboss.org/nexus/content/groups/public</url> </mirror> <mirror> <id>JBossJBPM</id> <mirrorOf>central</mirrorOf> <name>JBossJBPM Repository</name> <url>https://repository.jboss.org/nexus/content/repositories/releases/</url> </mirror> </mirrors> </settings>
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Docker play with docker：https://labs.play-with-docker.com/docker versiondpcker ps -adocker imagesdocker search 镜像名docker pull 镜像名:tagdocker push 镜像名:tagdocker rmi -f 镜像名/镜像ID 镜像名/镜像ID docker save 镜像名/镜像ID -o 镜像保存在哪个位置与名字docker load -i 镜像保存文件位置运行一个docker redis 容器 进行 端口映射 两个数据卷挂载 设置开机自启动docker run -d -p 6379:6379 --name redis505 --restart=always -v /var/lib/redis/data/:/data -v /var/lib/redis/conf/:/usr/local/etc/redis/redis.conf redis:5.0.5 docker update --restart=always 容器Id 或者 容器名docker rename 容器ID/容器名 新容器名docker rm -f 容器名/容器ID 容器名/容器ID docker start 容器ID/容器名docker stop 容器名/容器IDdocker restart 容器ID/容器名docker kill 容器ID/容器名docker exec -it 容器名/容器ID /bin/bash从容器内 拷出docker cp 容器ID/名称: 容器内路径 容器外路径从外部 拷贝文件到容器内docker cp 容器外路径 容器ID/名称: 容器内路径docker logs -f --tail=要查看末尾多少行 默认all 容器IDdocker commit -m="提交信息" -a="作者信息" 容器名/容器ID 提交后的镜像名:Tag
