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Command Line

VirtualBox

Tutorials Controlling VirtualBox from the Command Line Basic Commands vboxmanage list vms ...

Updated 10 months ago by Admin

FirewallD

Linux Administration

Introduction FirewallD is frontend controller for iptables used to implement persistent network ...

Updated 11 months ago by Admin

CentOS/RedHat Tips

Linux Administration

停用不必要的服務 CentOS 7/8: secure-linux.sh #!/usr/bin/env bash # Author: A.Lang(alang.hsu[AT]gmail.c...

Updated 11 months ago by Admin

設定 postfix 為寄信主機

Postfix

情境說明 需求:需要一部 SMTP 寄信主機可供論壇網站寄信,免費的 Gmail 或 ISP 提供的 SMTP 主機都會有寄送數量的限制,而其他提供可大量寄信的雲端服務商,例如 Mailchi...

Updated 11 months ago by Admin

Monitoring & Management

RabbitMQ

Web UI Overview Ready: 已經發佈到 Queue 的訊息量 Unacked: 消費端已接收但尚未 Ack 的訊息量 Total: Ready + Unacked ...

Updated 1 year ago by Admin

fwconsole

Asterisk & FreePBX FreePBX

Tutorials CLI Commands Help fwconsole help # lists all commands php /usr/sbin/fwconsol...

Updated 1 year ago by Admin

Import Virtualbox ova Image

Virtualization VMware

Export from Virtualbox 匯出 VM 至一個 *.ova image 格式選 OVF1.0。(非必要) 不要勾選網卡。(建議:在匯入 vmware 以後,再...

Updated 1 year ago by Admin

Git Installation

Git

Git Client # CentOS/RedHat 5/6 # Install from source # Get the required version of GIT from ht...

Updated 1 year ago by Admin

vCenter Patch

Virtualization VMware

官方連結 教學:VMware vCenter Server 6.7 Update 3n Release Notes 下載: Product Patches - VMware Custom...

Updated 1 year ago by Admin

ESXi Commands

Virtualization VMware

Check whether the /tmp directory is full vdf | grep tmp System Module esxcli system module lis...

Updated 1 year ago by Admin

ESXi Bug Fix & Upgrade

Virtualization VMware

升級或更新 ESX 主機步驟 用 SSH 方式 以 SSH Client 登入 vSphere 主機進行軟體修正程序。 NOTE: vSphere 主機必須事先手動啟用 SSH 服務。...

Updated 1 year ago by Admin

Docker Compose 指令

Docker

NOTE: 服務一旦佈署完成,docker-compose.yml 的路徑如果有變更,就不能繼續使用指令 docker-compose 來管理 container,不過已經啟動的服務運行不會影響...

Updated 1 year ago by Admin

Dockerize Custom Application

Docker

Tutorials Dockerize a Python application - DEV Community DEV Community

Updated 1 year ago by Admin

System Management

Linux Administration Ubuntu and Debian

Users and Groups # Add user # for Debian adduser -d /qortal_home -s /bin/bash -c "Qortal Node"...

Updated 1 year ago by Admin

校時與時區設定

Linux Administration

Tutorials How to Sync Linux Time With NTP Server - Make Tech Easier Chrony Built-in on Cen...

Updated 1 year ago by Admin

Transfer/Move Docker

Docker

Sample: osslab-dekiwiki docker run -d -p 8880:80 \ -v /etc/localtime:/etc/localtime:ro \ -v $P...

Updated 1 year ago by Admin

Online Tools

cURL

More online tools Online CSV Tools Online Time Tools Get Public IP ↪ curl ifconfig.me 2...

Updated 1 year ago by Admin

Tips

cURL

Cheat Sheet Options in the integration with Shell CURL_CMD="curl" CURL_OPT="-qSfs -m 60" CU...

Updated 1 year ago by Admin

基本指令操作

Docker

常用指令 # List running containers docker ps # ssh into the container docker exec -it <containe...

Updated 1 year ago by Admin

RabbitMQ Cluster

RabbitMQ

Clustering Guide — RabbitMQ RabbitMQ Learning III: RabbitMQ Clustering and Load Balancing How...

Updated 1 year ago by Admin