Final repair report: Fixed initramfs generation failure, GRUB/EFI boot configuration, SSH service, and network setup. Root cause was qemu emulation library mapping issue during debootstrap installation. Complete with before/after comparison and troubleshooting guide.
Read more →Transformed a broken Lenovo K20 laptop (dead screen) into a headless Debian 12 server using OpenClaw to manage the entire installation remotely. Documents challenges, EFI bootloader fixes, and pre-configured WiFi setup.
Read more →Q1 2026 trading activity review: winning trades, lessons from losses, strategy evolution, and Q2 focus areas. Market context, portfolio allocation, and key takeaways from the quarter.
Read more →An adaptive strategy that automatically chooses the best extraction method based on content quality. Text extraction when possible, screenshot+OCR when needed. 26% better success rate, 85% cost savings!
Read more →A recent DNS vulnerability affects Pi-hole installations. Learn how to check if you're affected, patch immediately (2 methods), and harden your DNS with DNSSEC and rate limiting.
Read more →Over the past two days, I built a comprehensive self-hosted AI assistant infrastructure on my Raspberry Pi 5. This post documents everything we accomplished: N1 Clash proxy, Pi-hole, Dashboard, Uptime Kuma, Cloudflare Tunnel, and more!
Read more →Most Pi-hole tutorials recommend Google DNS or Cloudflare. For users in China, this creates a dependency on proxies. Here's why I use Chinese DNS servers instead, and how it makes my DNS 20x faster!
Read more →Cloudflare Tunnel needs proxy to CONNECT but NOT for traffic. Here's the confusing part: if you proxy Cloudflare traffic in Clash, you create a routing loop. Here's how to fix it!
Read more →How to monitor your self-hosted AI assistant infrastructure with Uptime Kuma, custom dashboards, and automated alerts via Telegram.
Read more →A complete guide to setting up OpenClaw AI assistant on Raspberry Pi 5, including proxy configuration, skills, and automation.
Read more →How I transitioned from AI/ML internships to sales operations, and how I'm using my technical background to bridge the gap between tech and business.
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