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Fortunately 16GB of RAM is more than sufficient for many home users. (綽綽有餘) which could lead t...
ssh
測試驗證服務的設定 # 重啟 sshd 前先驗證設定 # 沒有任何內容輸出,表示設定沒有錯誤 # 指令必須使用絕對路徑 /usr/sbin/sshd -t 檢視連線參數的設定 $ s...
Playbooks
[Github] Ansible for DevOps Examples [AI] Welcome to the Ansible Lightspeed with IBM Watson Co...
Learning
教學文章 How to SSH into a Docker Container Monitoring Docker Containers With Grafana Using Dockp...
進階應用
VG Import/Export 用途:將 VG 的磁碟遷移至不同的主機上。 大致方法是在遷移磁碟前,先將 VG 做 Exort;遷移後做 VG Import。 How To Move...
進階管理技巧
建立系統用帳號 CentOS/RedHat) groupadd -r asterisk useradd -r -g asterisk -d /var/lib/asterisk -M ast...
Yum/Dnf & Rpm
yum/dnf 套件庫管裡 # 已啟用的套件庫清單 dnf repolist enabled # 列出所有的套件庫包含 disabled 與 enabled dnf repolis...
Security Vulnerability Websites
CVE Database https://www.cve.org/ (Formerly: https://cve.mitre.org) https://nvd.nist.gov/ (CV...
Linux Rescue
RedHat/CentOS How to recover a root password in Red Hat-based Linux systems Single-User Mod...
系統管理技巧
Home 目錄 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 ...
Function Samples
清理目錄裡的 *.gz 檔案 用法: KEEP=100 CleanUp /path/to/dir CleanUp() { dest="$1" if [ $dest ];t...
Load Balancing Algorithms
Load Balancing Algorithms This picture is Gif with animation, you can download it directly, al...
Words
Fraud ; Fraudsters (詐騙;詐騙犯) Prerequisites (必備條件) Bottleneck (瓶頸) Achieve (達到;實現) ...
網路指令與技巧
Tutorials Linux See Bandwidth Usage Per Process With Nethogs Tool ip # 顯示所有網卡資訊 ip addr ...
SQLPlus
常用技巧 show user conn system/pass -- 登入資料庫 r -- 執行前一個SQL / ...
Cyber Attacks
Cheat Sheets
Bash bash_cheat_sheet.pdf bash-shell-scripting.pdf Curl curl-cheat-sheet.pdf Git ...
FusionPBX
A full-featured domain based multi-tenant PBX and voice switch for FreeSwitch. Links Website:...
範例與常用技巧
檔頭常用宣告 Use Bash Strict Mode # quickly syntax set -euo pipefail # let script exit if a c...
OSS & Freewares
Good Articles to OSS 為何開發者要開源程式碼?動機有四個 網站瀏覽統計分析 (Alternative to Google Analytics) Plausibl...