Python Async HTTP Requests with aiohttp: Fetch Multiple URLs Concurrently
Quick Tip Reuse one aiohttp session, fan your requests out with asyncio.gather, and cap them with a semaphore to fetch hundreds of URLs in the time one loop would take. The Problem **The
AWS EC2 Instance Management with Boto3: Start, Stop, and Query Instances
If you've ever spent 20 minutes clicking through the AWS Console just to stop a handful of dev instances, you already know the pain. It's tedious, it doesn't scale, and one wrong click can ruin your a
Redis Caching Patterns: Cache-Aside, Write-Through & Cache Invalidation
- Backend
- Performance
- 07 Apr 2026
- 05 Mins read
Need to scale your backend without throwing money at servers? Start with Redis caching patterns. Most databases can handle hundreds of queries per second, but thousands? Your app slows to a crawl
Top 7 Open Source OCR Models for Document Processing
- Ai ml
- Computer vision
- 09 Jan 2026
- 04 Mins read
AI Tool Turn your documents into accurate digital copies with these open source OCR models. Instead of fighting messy text extraction, you get clean markdown from PDFs, images, and scanned docume
Optimizing your python code with __slots__?
- Python
- Productivity
- 16 Jul 2025
- 04 Mins read
Memory optimization with slots Understanding the problem Optimizing data models in big data workflows with slots In big data and MLOps workflows, you often work with massive
