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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Linux
System administration, shell scripting, package management
Hosting & Servers
Web servers, reverse proxies, SSL, domains
Security
Firewalls, hardening, encryption, access control
Performance
Caching, optimization, profiling, load testing
Databases
MySQL, PostgreSQL, Redis, backups, replication
Networking
DNS, load balancing, VPN, TCP/IP, routing
DevOps
CI/CD, Docker, Kubernetes, automation
Monitoring
Logging, alerting, metrics, observability
Most viewed
Install and configure ArgoCD for GitOps continuous deployment with RBAC and SSL
devopsInstall and configure PostgreSQL 17 with performance tuning and security hardening
databasesInstall and configure Loki for centralized log aggregation with Grafana integration
monitoringInstall and configure WireGuard VPN server with client management
networkingInstall and configure CockroachDB cluster with high availability and distributed SQL
databasesRecently published
Configure Nagios SNMP monitoring for network devices with automated discovery and templates
monitoringIntegrate Elasticsearch 8 with Prometheus monitoring and Grafana dashboards
monitoringSet up NGINX web application firewall with ModSecurity 3 and OWASP Core Rule Set
securityConfigure NGINX reverse proxy with advanced caching and load balancing
hostingConfigure Netdata alerts with Slack and Microsoft Teams for real-time monitoring notifications
monitoringImplement Deno JWT authentication with OAuth2 integration for secure API development
Set up production-grade JWT authentication middleware in Deno with OAuth2 provider integration and role-based access control. Learn to secure API endpoints with proper token validation, user management, and enterprise-ready authentication flows.
Configure Deno database connections to PostgreSQL and Redis with connection pooling
Set up production-ready database connections in Deno applications with PostgreSQL and Redis, including SSL configuration, connection pooling, authentication, and comprehensive error handling for high-performance TypeScript applications.
Deploy Deno applications with Docker containers and production optimization
Learn how to containerize Deno applications with Docker using multi-stage builds, security hardening, and production-ready configuration. This tutorial covers creating optimized Dockerfiles, implementing proper caching strategies, and deploying with Docker Compose for scalable web applications.
Install and configure Deno for web development with systemd and reverse proxy
Deploy production-ready Deno web applications with automatic process management using systemd and secure SSL termination through Nginx reverse proxy configuration.
Configure Envoy proxy rate limiting and circuit breakers for microservices resilience
Learn to implement production-grade Envoy proxy with global and local rate limiting, circuit breakers, and health checks to build resilient microservices architecture that can handle traffic spikes and service failures gracefully.
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