Cloud
Core AWS, GCP, and Azure services and patterns
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Cloud guides17
Ansible Basics — Automating Servers with Inventory, Playbooks, and Modules
Codify server configuration with agentless Ansible. This guide walks through the core flow of idempotent automation—inventory, ad-hoc commands, playbooks, handlers, and roles—with practical examples.
AWS Route 53: Configuring DNS Records, Routing Policies, and Health-Check Failover
Covers Route 53 hosted zones and record types, plus simple, weighted, latency, failover, and geolocation routing policies with health checks. A practical guide to managing records with the AWS CLI and configuring failover and traffic distri
Grafana Dashboards — Prometheus Integration and Alerting Setup
Connect a Prometheus data source to Grafana and build panel dashboards. Covers provisioning automation, template variables, Grafana unified alerting rules, and contact points from a practitioner’s perspective.
Prometheus + Node Exporter — Building Server Metrics Monitoring
Collect CPU, memory, disk, and network metrics from Linux servers with Prometheus and Node Exporter. Configure scrape_configs, PromQL queries, recording rules, and retention policy to production standards.
Azure Basics — Getting Started with VMs, Storage, and Networking
A hands-on walkthrough of core Azure services: installing the Azure CLI, creating resource groups and VMs, storage accounts, virtual networks, and NSG configuration.
AWS CloudWatch — Practical Monitoring, Alarms, and Log Collection
Covers how to query CloudWatch metrics, publish custom metrics, configure alarms, query logs with Logs Insights, and build dashboards for EC2, Lambda, and RDS.
AWS Lambda Basics — Writing and Deploying Serverless Functions
An introduction to serverless covering how to create Lambda functions, connect triggers (API Gateway, S3, EventBridge), configure environment variables, IAM roles, and layers, and deploy with the CLI.
AWS VPC Network Design — Subnets, Routing, and Security Groups
Explains how to build an AWS network: create a VPC, design public and private subnets, and configure an Internet Gateway, NAT Gateway, route tables, security groups, and NACLs.
Cloudflare DNS · Proxy · Page Rules Setup Guide
This guide covers registering a domain with Cloudflare, configuring DNS, orange-cloud (proxy) mode, Page Rules, SSL/TLS options, and basic WAF settings.
GCP Compute Engine Basics — Creating VMs, Firewalls, SSH, and Snapshots
Covers how to create VM instances on GCP Compute Engine, configure firewall rules, connect over SSH, and manage disk snapshots and machine images.
AWS RDS Configuration Guide — Instances, Parameters, Backups, and Snapshots
A practical walkthrough of RDS setup: creating instances, configuring security groups, tuning parameter groups, managing automated backups and snapshots, and creating read replicas.
AWS IAM Roles and Policies in Practice — Least Privilege Best Practices
Covers the conceptual differences among IAM users, groups, roles, and policies; how to write JSON policies; applying least privilege; enforcing MFA; and IAM best practices.
Amazon EKS in Practice — Cluster Setup, Deployment Strategies, and Operational Patterns
An in-depth guide to provisioning an EKS cluster with eksctl and running production-grade Kubernetes workloads with ALB Ingress, HPA, and Karpenter.
Terraform Basics — Managing Infrastructure as Code
A beginner-friendly guide covering Terraform installation, provisioning an AWS EC2 instance, state management, and real-world workflows.
AWS CLI v2: Installing, Setting Up Profiles and Credentials, and Everyday EC2, S3, and IAM Commands
A practitioner-focused walkthrough of AWS CLI v2 installation, profile setup, and the EC2, S3, and IAM commands you use most in day-to-day work.
Creating AWS S3 Buckets and Using the CLI
How to create an S3 bucket, configure bucket policies and ACLs, and upload, download, and sync files with the AWS CLI.
Getting Started with AWS EC2 Instances
A step-by-step guide to creating an EC2 instance, configuring security groups, connecting via SSH, and completing basic server setup.