Quick Guide – GitHub‑Flavored Markdown (GFM)
October 23, 2025
Copy-pasteable, example-driven guide to GitHub Flavored Markdown (headings, lists, code, tables, alerts, math) for better READMEs, issues, and PRs.
Copy-pasteable, example-driven guide to GitHub Flavored Markdown (headings, lists, code, tables, alerts, math) for better READMEs, issues, and PRs.
This quick guide shows how to host images publicly on Amazon S3 and manage uploads with a least-privilege IAM user. Includes bucket policy, URL formats, and optional CORS.
Lost a Docker host but still have the EBS snapshot? This step-by-step playbook shows how to recover a Dockerized app without a running daemon: locate the right container, map mount IDs, pull files from overlay2//diff, extract env/config (safely), and spin up a minimal replacement. Includes volume handling and security gotchas.
Chasing “five nines” sounds heroic, but every extra nine slashes downtime while exploding cost and complexity. This post translates nines into real minutes, shows why the next nine often isn’t worth it, and walks through setting solid SLOs with error budgets. We share a quick ROI model, vendor-SLA gotchas, and practical ways to raise reliability—graceful degradation, safer deploys, and drills—so you buy the reliability your users feel, not vanity nines.
When you’ve got half-finished edits but need to update main, you don’t have to risk bad commits or lost work. This guide shows how to use git stash to park changes, pull safely, restore your work, review diffs, and clean up—quickly and confidently.
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