Tag: automation

Systemd Timers vs Cron: Scheduling That Doesn't Suck

Cron has been scheduling your jobs since before you were born. Systemd timers do everything cron does, plus logging, dependencies, and missed-run recovery.

Bash for loops sequential counting

Master bash for loops, while loops, and seq for sequential counting — iterate over files, ranges, and arrays without losing your mind.

Bulk rename files in bash

Remove spaces and special characters from filenames using bash loops, rename, find, and parameter expansion tricks.

make for Project Automation (It's Not Just for C Code)

Forget bash scripts scattered across your repo. make is a simple task runner that's been around for 50 years and works everywhere.

Docker BuildKit: Stop Waiting for Your Images to Build

Docker BuildKit is the default builder since Docker 23.0 — but most people aren't using it right. Here's how to actually speed up your builds.

Terraform vs Pulumi: Infrastructure as Code Without the YAML Nightmares

Terraform vs Pulumi compared head-to-head: HCL state files and the plan/apply workflow against real programming languages. Includes OpenTofu and when to choose each for your IaC.

CI Pipeline Caching: Speed Up Every Build

Your CI job waits 4 minutes for npm install every run. One caching strategy cuts it to 15 seconds. Here's how.

n8n + LLM: Building Automations That Actually Think

Connect n8n to Ollama or any local LLM to build smart automations that classify, summarize, and triage — not just shuffle data around blindly.

Your First Open Source Contribution: Less Scary Than You Think, More Useful Than You Know

Make your first open source contribution without embarrassing yourself. Find good first issues, fork correctly, write real PR descriptions, and handle review like a pro.

Watchtower vs Diun: Automating Docker Updates Without Burning Your Stack

Compare Watchtower and Diun for Docker container updates. Learn which auto-update tool fits your homelab with Compose examples, notifications, and filtering tips.

Chaos Engineering: Break Things on Purpose Before They Break Themselves

Learn chaos engineering with Pumba for Docker container chaos and Toxiproxy for network failure simulation. Discover failures in staging before your users find them in production.

ArgoCD vs Flux: GitOps — When Your Git Repo Is the Source of Truth

ArgoCD vs Flux for Kubernetes GitOps: compare UI-focused ArgoCD with automation-first Flux CD. Sync workflows, install examples, and when to use each.