#devops.
DevOps tutorials covering culture, practices, and tools for building, testing, and deploying software efficiently.
Advanced Terraform Cloud-Scale State Cheatsheet: The Complete Reference
Manage infrastructure at scale: Terraform workspaces, backend state locks, refactoring resources, dynamic blocks, and import workflows.
GitHub Actions Advanced YAML Pipelines Cheatsheet: The Complete Reference
Optimize CI/CD pipelines: GitHub Actions environments, concurrency controls, custom reusable workflows, matrices, and cache optimizations.
PromQL (Prometheus & Grafana) Alerting Cheatsheet: The Complete Reference
Write high-performance Prometheus monitoring rules: PromQL selectors, vector matching, rates, offsets, and alert configurations.
PostgreSQL Performance Tuning for Developers: Indexing, Queries, and Configuration
Practical PostgreSQL performance guide for developers. Indexing strategies, query optimization with EXPLAIN ANALYZE, memory tuning, and connection pooling. PostgreSQL 18 benchmarks included.
AWS IAM Policies & Boundaries Cheatsheet: The Complete Reference
Master advanced AWS security: IAM policy structure, Permissions Boundaries, Attribute-Based Access Control (ABAC), and Service Control Policies (SCPs).
AWS EKS Production Tuning Cheatsheet: The Complete Reference
Scale Kubernetes on AWS: EKS compute nodes (Karpenter), networking (VPC CNI), IAM Roles for Service Accounts (IRSA/EKS Pod Identities), and cost optimization.
DevOps Pipeline with Free Tools: Complete CI/CD Setup Guide 2026
Build a production-grade DevOps pipeline using free tools: GitHub Actions, Docker, CodeRabbit, SonarCloud, and Render. Step-by-step CI/CD setup with zero monthly cost.
Best AI Code Review Tools in 2026: Comparison & Guide
Compare CodeRabbit, GitHub Copilot Code Review, Amazon CodeGuru, Qodo, and GitLab Duo. Pricing, accuracy benchmarks, integration depth, and which to use for your team.
wget vs curl: When to Use Each (Complete Guide)
Learn the real differences between wget and curl. When to use wget for downloads and site mirroring, and when to reach for curl for APIs and HTTP debugging.
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