All articles
Every guide on TechnoBabu — newest first. Use the category links in the footer to filter by track.
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Scheduling Linux Jobs Without Silent Failures: Cron and systemd Timers
Why cron jobs fail without telling you, when systemd timers are worth the extra files, and how to make a missed backup announce itself.
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Free HTTPS with Let’s Encrypt: Certificates That Renew Themselves
How ACME validation works, issuing a certificate with certbot, and testing renewal properly so your site never shows an expiry warning.
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Tailscale: Reach Your Home Network From Anywhere Without Port Forwarding
Carrier NAT has quietly killed port forwarding on Indian broadband, so here is the mesh VPN arrangement that reaches a home server without it.
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Docker Compose: Run Your Whole Home Server From One File
How one compose.yaml replaces nine docker run commands on a home server, plus volumes, PUID pain and the upgrade cycle that works.
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Making WordPress Fast on Indian Broadband: Caching, Images and Core Web Vitals
Where the server sits, one page cache, images resized before upload: the speed work that actually changes how a WordPress site feels in India.
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Smart Home Without the Cloud: Home Assistant for Indian Homes
Use compatible Wipro, Syska and Mi devices locally with Home Assistant, with clear limits for internet outages, backup power and cloud features.