Using ChangeDetection.io with FlareSolverr on Proxmox to Track Price Changes

I’ve been experimenting with changedetection.io on my home server running Proxmox, and I want to share how I set it up, the challenges I ran into with Cloudflare, and how I solved them with FlareSolverr and FlareProxy. Why I Use ChangeDetection.io I mainly use ChangeDetection.io to monitor product pages and catch price changes or sales events. Whenever an item goes on discount, I get notified right away - which means I can buy it at the best price without refreshing the page manually. ...

September 29, 2025 · lontk

How I Securely Track QR Code Scans with Cloudflare Workers + Telegram

When I put physical QR codes on the street, I wanted two things: Anyone scanning should instantly land on the right destination (my website, promo page, etc.). I should receive a real-time notification in Telegram every time someone scans. After experimenting with Cloudflare Workers and WAF rules, I built a simple and reliable setup. Here’s exactly how I did it. Step 1: Redirect with Cloudflare Workers I created a Cloudflare Worker that does two jobs at once: ...

September 25, 2025 · lontk

Editing and Repacking an LXC Backup in Proxmox

Recently I faced a situation where I needed to adjust the configuration of a Proxmox LXC container directly inside a backup file. What really helped me to solve this problem was this Proxmox forum thread. Without it, I probably wouldn’t have been able to figure it out. Since I found the process very useful, I decided to document the full workflow here - from extracting the backup to editing the config and repacking it again. ...

September 23, 2025 · lontk

Fixing SSD Power Cycle Count Increase on Proxmox (USB SSD Issue)

While running Proxmox on my home server, I noticed an unusual issue: the Power Cycle Count of my Intel USB SSD kept increasing, even though I wasn’t rebooting the server or disconnecting the drive. After some digging, I found that the problem was caused by the USB controller repeatedly putting the device into autosuspend mode, which effectively caused the SSD to “wake up” over and over again. ...

September 23, 2025 · lontk