119 articles
Master Go concurrency in 2026 — goroutines, channels, select, worker pools, context cancellation, sync.Mutex and errgroup for production Go code.
Master advanced Git in 2026 — interactive rebase, cherry-pick, bisect to find bugs, worktrees, hooks with pre-commit and powerful log filtering.
Complete microservices guide 2026 — bounded contexts, REST vs events, API gateway, distributed tracing with OpenTelemetry, health checks and when NOT to use microservices.
Complete API security guide 2026 — OWASP API Top 10, JWT best practices, rate limiting, input validation, BOLA prevention and security headers.
Set up Prometheus and Grafana monitoring in 2026 — instrument apps with Python client, write PromQL queries, configure alerts and build production dashboards.
Complete Python virtual environments guide 2026: venv, uv, pyproject.toml, version management, and best practices for clean project setup.
Master advanced SQL in 2026 — window functions, CTEs, recursive queries, JSON, EXPLAIN ANALYZE, index optimization and PostgreSQL features.
Master Ansible in 2026 — playbooks, inventory, roles, Vault for secrets, AWS provisioning and CI/CD integration. Agentless automation guide.
Master Python context managers in 2026 — class-based and @contextmanager decorator, async context managers, FastAPI lifespan and production patterns.
Master PostgreSQL performance in 2026 — postgresql.conf tuning, index strategies, query optimization with EXPLAIN ANALYZE, PgBouncer and partitioning.
