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3 posts tagged with "qr-codes"

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Generating Stylized QR Art with Stable Diffusion & ControlNet

· 8 min read
Serhii Hrekov
Senior Software Engineer & System Architect specializing in Python, Web Systems, Cloud Infrastructure & Automation

Gone are the days of boring black-and-white squares! With the advent of advanced AI image generation models like Stable Diffusion, we can now create QR codes that are not only scannable but are also stunning works of art. This guide will walk you through the process of generating stylized QR codes that seamlessly blend into captivating images.

Building a URL Redirector in Python for Dynamic QR Codes

· 4 min read
Serhii Hrekov
Senior Software Engineer & System Architect specializing in Python, Web Systems, Cloud Infrastructure & Automation

If you print 1,000 posters with a QR code and the website URL changes next week, a "Static" QR code becomes a pile of wasted paper. The solution is a Dynamic QR code.

Instead of encoding your final destination (like myshop.com/promo-january), you encode a "Short URL" that you control (like myqr.link/offer). When a user scans it, your server looks up where offer should go today and redirects them instantly.

Python Barcode Processing: Export Data, Generate 2D Codes, and Database Integration

· 6 min read
Serhii Hrekov
Senior Software Engineer & System Architect specializing in Python, Web Systems, Cloud Infrastructure & Automation
  • tooling image: /img/blog/thumbnails/exporting-python-barcode-scan-data-csv-excel.png

Exporting your scan data is the final piece of the puzzle. While a database is great for storage, most team members prefer to see results in a spreadsheet.

In Python, the pandas library is the gold standard for this. It can read directly from your SQLite database and convert that data into a professional-looking Excel or CSV file in just a few lines of code.