Infrastructure tutorials

Production-grade guides for Linux, servers, security and performance. Copy-paste commands, multi-distro support, written by engineers who run this in production.

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47 guides

Linux

System administration, shell scripting, package management

66 guides

Hosting & Servers

Web servers, reverse proxies, SSL, domains

146 guides

Security

Firewalls, hardening, encryption, access control

45 guides

Performance

Caching, optimization, profiling, load testing

97 guides

Databases

MySQL, PostgreSQL, Redis, backups, replication

61 guides

Networking

DNS, load balancing, VPN, TCP/IP, routing

158 guides

DevOps

CI/CD, Docker, Kubernetes, automation

169 guides

Monitoring

Logging, alerting, metrics, observability

Most viewed

Install and configure Deno for web development with systemd and reverse proxy

hosting

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Install and configure Uptime Kuma for website monitoring with SSL and email alerts

monitoring

5,564

Install and configure Caddy web server with automatic HTTPS and reverse proxy

hosting

4,595

Install and configure TimescaleDB with PostgreSQL for high-performance time-series data

databases

4,004

Install and configure Ollama for local AI models on Linux servers

devops

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Recently published

Configure PostgreSQL 17 SSL encryption and certificate-based authentication

databases

5 days ago

Set up HAProxy SSL termination with Let's Encrypt certificates

networking

1 week ago

Configure HAProxy with Consul for dynamic service discovery

networking

1 week ago

Configure PostgreSQL 17 connection pooling with PgBouncer for high availability

databases

2 weeks ago

Configure Kubernetes secrets management with External Secrets Operator and HashiCorp Vault

devops

2 weeks ago

"version-control" × Clear all

devops Advanced

Integrate OPA Gatekeeper with ArgoCD for GitOps policy management

Set up Open Policy Agent Gatekeeper with ArgoCD to enforce Kubernetes admission policies through GitOps workflows. This tutorial covers installation, policy template creation, and automated policy enforcement with monitoring.

45 min 4 distros 601 views

devops Intermediate

Configure Apache Airflow with SSL certificates and NGINX reverse proxy for secure production deployment

Set up Apache Airflow behind NGINX with SSL certificates, security headers, and reverse proxy configuration for production-grade deployments with HTTPS termination.

35 min 4 distros 732 views

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