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Learning ML
Free Course ML for Developers
Tips
FAQ Fix: Too Many Open Files How to Fix 'Too Many Open Files' Error in Nginx
SSL 常用技巧
Check TLS/SSL certificate expiration date from a website) # NOTE: openssl requires at least 1.1...
SQL
Online Tutorials MySQL Cheat Sheet WHERE SELECT name, wins FROM golfers WHERE wins = 1; ...
Learning
Tutorials FreeBSD 6.0架設管理與應用 The FreeBSD Project BSD vs Linux
iptables
基本指令 列出現有規則 iptables -L -n -v iptables -L -n -v --line-numbers iptables -L INPUT -n -v --line...
Makefile
何謂 Makefile make 命令雖有很多內建的功能，但它也無法知道如何建立應用程式。故必須提供一個檔案，即 Makefile，告訴 make 如何建立應用程式。 Makefile ...
JSON
JSON to dict json.loads 用來轉換資料; json.load 用來讀檔。 import json person = '{"name": "Bob", "langu...
Postfix: Tips
postfix 服務啟動/停止/重新載入 postfix check postfix start postfix stop postfix reload postfix flush ...
Monitoring & Management
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 ...
fwconsole
Tutorials CLI Commands Help fwconsole help # lists all commands php /usr/sbin/fwconsol...
Import Virtualbox ova Image
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...
Git Installation
Git Client # CentOS/RedHat 5/6 # Install from source # Get the required version of GIT from ht...
vCenter Patch
官方連結 教學：VMware vCenter Server 6.7 Update 3n Release Notes 下載： Product Patches - VMware Custom...
ESXi Commands
Check whether the /tmp directory is full vdf | grep tmp System Module esxcli system module lis...
ESXi Bug Fix & Upgrade
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。...
Dockerize Custom Application
Tutorials Dockerize a Python application - DEV Community DEV Community
Tips
Cheat Sheet Options in the integration with Shell CURL_CMD="curl" CURL_OPT="-qSfs -m 60" CU...
RabbitMQ Cluster
Clustering Guide — RabbitMQ RabbitMQ Learning III: RabbitMQ Clustering and Load Balancing How...
SSL/TLS Web Server
Generate Certificates Method 1: 不需要 CA 的憑證 mkdir /etc/apache2/certs cd /etc/apache2/certs ope...