Recently Updated Pages
Links to Tutorials
Let's Encrypt How To Secure Apache with Let's Encrypt on Ubuntu 16.04 SSL For Free 免費 SSL 憑證申...
SSL 常用技巧
Check TLS/SSL certificate expiration date from a website) DOM="www.cloudcoin.global" PORT="44...
系統帳號管理
教學連結 How to Lock User Accounts After Failed Login Attempts Restrict SSH User Access to Certai...
系統管理技巧
完整複製 Home 目錄 由於 User 的 Home 目錄內有許多隱藏檔，若要完整複製它們，有兩個方法： 方法一：可以複製成一個新目錄 cd /home cp -a user1/ us...
Dockerfile
Reference Writing An Optimized Dockerfile
基本指令操作
線上求助 man docker <command> man docker build man docker rmi 管理 Images ## 搜尋 Docker Hub ...
screen
screen 常用指令 啟用 screen #> screen or #> screen -S <session-name> 列出所有 session #...
Secure Docker Network
With iptables 對於 Container 不同啟動方式，在 iptables 的腳本設計會有些不同。 docker-compose: 透過橋接的網路介面(br-*) 與 DO...
基本指令
系統資訊 [~] # getsysinfo cputmp : get CPU temperature systmp : get system temperature sysfan [fa...
Build from a Jar App
目錄架構 . ├── app │ ├── cc_wallet │ │ └── CloudCoin.D.4.0.0.jar │ └── CloudCoinWallet.s...
Install Snapcraft
Mint 19.3 sudo snap install snapcraft --classic
Vim 高級技巧
常用技巧 跳到上次編輯的行號：'. 刪除所有內容：dG 開啟指令視窗：:terminal :below terminal , :bel term :vertical term...
patch & diff
單一檔案 # 建立更新檔 diff -uN old.code new.code > patch.file # 套用更新檔 patch < patch.file # ...
cURL: Tips
Options in the integration with Shell CURL_CMD="curl" CURL_OPT="-qSfs -m 60" CURL_OPT_POST="-q...
Zabbix Agent
AIX Download: https://www.zabbix.com/download 必須新增一個帳號名 zabbix。 AIX 7.2 # Using smitty us...
範例與常用技巧
檔案的目錄位置 # 指定的檔案 readlink -f <file.name> # 目前檔案 WORKDIR=$(readlink -f "$0") ;目前檔案的絕對路經...
Postfix: Tips
postfix 服務啟動/停止/重新載入 postfix check postfix start postfix stop postfix reload postfix flush ...
mailu
Mailu is a simple yet full-featured mail server as a set of Docker images. It is free software (b...
FirewallD
Introduction FirewallD is frontend controller for iptables used to implement persistent network ...
校時與時區設定
Chrony Built-in on CentOS CHAPTER 18. CONFIGURING NTP USING THE CHRONY SUITE CentOS / RHEL 7...