Dean's Garden

在linux中，&和&&,|和||介绍如下&表示任务在后台执行，如要在后台运行redis-server,则有 redis-server &&&表示前一条命令执行成功时，才执行后一条命令 ，如 echo '1‘ && echo '2' |表示管道，上一条命令的输出，作为下一条命令参数，如 echo 'yes' | wc -l||表示上一条命令执行失败后，才执行下一条命令，如 cat nofile || echo ...

apt封装了apt-get和apt-cache和apt-config直接用apt就行了，少敲点字他不香吗？While apt is a command-line tool, it is intended to be used interactively, and not to be called from non-interactive scripts. The apt-get command should be used in scripts (perhaps with the --qu...

安装邮件服务器即可：中途不用管这么多，一路敲回车就行了sudo apt-get install -y postfix 可选项修改postfix配置：sudo dpkg-reconfigure postfix 修改后重启servicesudo systemctl restart postfix

目录[TOC]编辑配置文件Ubuntusudo vim /etc/rsyslog.d/50-default.confDebiansudo vim /etc/rsyslog.conf找到#cron.* /var/log/cron.log并删除最前面的#注释，保存退出# Default rules for rsyslog. # # For more information see rsyslog.co...

目录[TOC]Install PHP 8.1 on Ubuntusudo apt update && apt install -y software-properties-common sudo add-apt-repository ppa:ondrej/php sudo apt update && sudo apt install -y php8.1 php -v # Outputs "PHP 8.1.3 ..."Install PHP...

目录[TOC]报错：ERROR: Failed to program FILTER chain: iptables failed: iptables --wait -I FORWARD -o br-49ee1c83a0ac -j DOCKER: iptables v1.8.7 (nf_tables): Chain 'DOCKER' does not exist Try `iptables -h' or 'iptables --help' for more information. (ex...

version: "3.8" services: redis: image: redis:latest deploy: replicas: 1 configs: - my_config - my_other_config

最终结果，不搞了，一直报错nginx: [emerg] module "/usr/local/nginx/modules/ngx_http_geoip2_module.so" is not binary compatible要不就是编译以后用静态的可执行文件替换/usr/bin/nginx，也是会有其他报错等后面有需要再弄吧，这里只是做个进度记录发现一个可以参考的https://www.cnblogs.com/tinywan/p/6965467.htmlsudo -ia...

账户:telecomadmin密码:nE7jA%5m

目录[TOC]报错Fatal error: failed to mount FUSE fs: fusermount: exec: "fusermount": executable file not found in $PATH解决方法yum install fuse -y

目录[TOC]location / { return 502 "服务正在升级，请稍后再试……"; }直接返回文本location / { default_type text/plain; return 502 "服务正在升级，请稍后再试……"; }也可以使用 html 标签格式location / { default_type text/html; return 502 "服务正在升级，请...

第一次开机后修改一下初始的root密码才好passwd root修改完成还是建议关闭密码登录最后重启sshdroot@22-6:~# passwd root New password: 16a80ab7-087a-4f15-a950-672b7df7bcd6 Retype new password: 16a80ab7-087a-4f15-a950-672b7df7bcd6 passwd: password updated successfully root@22-6:~# vim /etc...

nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Unknown error) nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Unknown error) nginx: [emerg] still could not bind()80端口被占用了，netstat -nptl查看占用80口的进程pid，kill -9即可

只是强调一下：ssl_certificate放的是fullchainssl_certificate_key放的是privatekeyssl_certificate /etc/nginx/my_ssl_cert/fullchain1.pem; ## Location of your public PEM file. ssl_certificate_key /etc/nginx/my_ssl_cert/privkey1.pem; ## Location of your priv...

目录[TOC]打开配置文件vim /etc/ssh/sshd_config在靠最后的位置找到ClientAliveInterval 0 ClientAliveCountMax 0将其修改为ClientAliveInterval 60 ClientAliveCountMax 60每60秒检测一次服务端和客户端是否有通信，一共检测60次，60次全部检测完皆没有通信即断开连接。60次x60秒=3600秒，也即是一小时内无操作，自动断开连接修改完成后重启sshd服务systemctl restar...

目录[TOC]1.查看nginx配置文件位置/usr/sbin/nginx -troot@server:/home/temp# nginx -t nginx: the configuration file /etc/nginx/nginx.conf syntax is ok nginx: configuration file /etc/nginx/nginx.conf test is successful可以看见默认配置文件的路径是:/etc/nginx/nginx.conf2.添加自己的...

原来什么插件都不用装，直接打开一个markdown文件用快捷键：command+K，然后按V即可

目录[TOC]1.即使关闭了密码登录都能看见每分钟都有人在尝试爆破密码Nov 25 02:23:20 server2 sshd[1936796]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= rhost=61.177.173.52 user=root Nov 25 02:23:22 server2 sshd[1936796]: Failed password for r...

目录[TOC]报错如下[root@server home]# l ls: 无法访问'testfolder': 传输端点尚未连接 总用量 52K ? d????????? ? ? ? ? ? testfolder 4.0K drwxr-xr-x 4 root root 4.0K 11月 19 14:51 download [root@server home]#解决方法测试发现umount -l testfolder可以解决[root@serv...

Web直接能进的Z-Library最新官方地址：The official links to Z-Library website are :singlelogin.sesinglelogin.rez-library.sxz-lib.gs1lib.sksinglelogin.rs (Spain)es.z-library.rs (Spain)zlibrary-it.se (Italy)it.z-library.se (Italy)it.singlelogin.re (Italy)it.z-lib...

#!/bin/sh launchctl unload /System/Library/LaunchDaemons/com.apple.nsurlstoraged.plist launchctl unload /System/Library/LaunchAgents/com.apple.nsurlsessiond.plist sudo launchctl unload /System/Library/LaunchDaemons/com.apple.nsurlsessiond.plist su...

目录[TOC]安装nethogsyum install nethogs -y执行以下命令，查看占用内网带宽的进程。nethogs查询间隔(-d)5秒nethogs eth1 -d 5

screen -S myscreen //新建一个screen screen -ls //显示所有screen screen -r // 在只有一个screen的情况下直接进入那个screen screen -r myscreen //在同时运行多个screen的情况下，进入某个screen screen -S myscreen -X quit //删除某个scr...

更新：2024-03-23，适用于pd19找到官网链接了https://kb.parallels.com/125561/?language=cnpd18, pd19都有说到ipsw可以去这两个地方下载https://developer.apple.com/download/https://osxdaily.com/2021/01/28/download-macos-ipsw-files-apple-silicon-m1-mac/以下是2022-11-23写的，适用于pd18用pd官方的安装...

在环境中设置 environment: - TZ=Asia/Shanghai或者版本3:TZ: "China/Shanghai"