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Blue-Green vs Canary Deployments on a Budget (No Kubernetes)

DevOps

May 202610 min read

Blue-Green vs Canary Deployments on a Budget (No Kubernetes)

You do not need a service mesh for safe deploys. Blue-green and canary releases work on a single VPS with nginx and Docker Compose — here is how I run both.

What cgroups v2 Really Does When You Set Docker Memory Limits

DevOps

May 202610 min read

What cgroups v2 Really Does When You Set Docker Memory Limits

Docker --memory and --cpus flags are just files in the cgroups v2 tree. Understanding memory.max, cpu.max, and the OOM killer makes your limits predictable.

Practical 3-2-1 Backups for VPSs with Restic and Object Storage

DevOps

May 202610 min read

Practical 3-2-1 Backups for VPSs with Restic and Object Storage

A working 3-2-1 backup setup for VPSs: restic to S3-compatible object storage, database dumps done right, retention, and restore drills that prove it works.

Outgrown Spreadsheets? A Decision Framework for SMBs

ERP

May 20269 min read

Outgrown Spreadsheets? A Decision Framework for SMBs

A practical decision framework for SMBs weighing spreadsheets vs ERP: six concrete signals, a scorecard you can run in an hour, and when staying on Excel is right.

Procurement in ERP: PR to PO to Receipt to 3-Way Match

ERP

May 202610 min read

Procurement in ERP: PR to PO to Receipt to 3-Way Match

Designing the ERP procurement workflow end to end: purchase requisitions, PO commitments, goods receipt, and a 3-way match engine that blocks bad invoices.

Technical SEO for Developers: Canonical, hreflang, JSON-LD

Web Dev

May 202610 min read

Technical SEO for Developers: Canonical, hreflang, JSON-LD

A developer's technical SEO checklist from shipping a bilingual Next.js site: canonical strategy, bidirectional hreflang, structured data, and sitemaps that work.

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