Posts
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Continue.dev vs Cody vs Tabby: AI Code Assistants That Live on Your Machine
Compare Continue.dev, Cody, and Tabby — three self-hosted AI code assistants that keep your code private, cost nothing per token, and work offline.
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Here Documents vs Here Strings in Bash
<<EOF syntax for multiline input, <<-EOF for indentation, <<<string for single lines. When to use each.
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HandBrake and Video Transcoding: Your Media Library Deserves Better Compression
Stop hoarding 50GB Blu-ray remuxes. Learn HandBrakeCLI, H.265/AV1 trade-offs, GPU encoding, and batch scripts that actually work.
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Portainer vs Dockge: Managing Containers Without the Terminal
Portainer vs Dockge: two Docker GUIs for managing containers without touching the terminal. We compare features, setup, and which one fits your self-hosting style.
14 min read -
DDoS Mitigation: Teaching Your Server to Say No Politely (Then Impolitely)
DDoS mitigation for self-hosters: Nginx rate limiting, Fail2ban, Cloudflare free tier, CrowdSec, and iptables tricks that actually work.
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GNU parallel for Embarrassingly Parallel Tasks
GNU parallel runs tasks in parallel across CPU cores. It's faster than xargs and easier than writing a job queue. Here's when and how to use it.
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LVM Advanced: Snapshots, Thin Provisioning, and Not Losing Your Data
Master LVM snapshots and thin provisioning on Linux. Learn to create, use, and merge snapshots for backups, and over-provision storage safely.
9 min read -
SSH Hardening: Lock Down Remote Access Without Locking Yourself Out
Harden SSH properly: disable password auth, switch to Ed25519 keys, configure sshd_config, set up SSH certificates with step-ca, add 2FA, and configure ProxyJump for bastion hosts.
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trap in Bash: Clean Up When Your Script Dies
trap EXIT for cleanup, trap INT/TERM for graceful shutdown, trap ERR for errors. Reliable error handling.
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Docker Volumes vs Bind Mounts: Where Your Data Actually Lives
Docker volumes vs bind mounts explained: named volumes, anonymous volumes, bind mounts, and tmpfs. Real examples for databases, dev workflows, and production.
17 min read -
Home Assistant + Node-RED: Automate Your Home Without Losing Your Mind
Home Assistant and Node-RED integration guide: Docker Compose setup, complex automation flows, presence detection, webhook triggers, and voice command pipelines.
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Debugging Bash Scripts: set -x and Beyond
set -x prints every command before it runs. Add PS4 for context. Use trap for cleanup. Here's the toolkit every bash debugger needs.
5 min read
