Python4 min
Python 3.15: Explicit Lazy Imports Faster Startup Without Messy Imports
Python 3.15: Explicit Lazy Imports Faster Startup Without Messy Imports
Articles
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10 articles · page 1 of 1
AI Coding9 min
AI Wrote the Code. Who Is Responsible When It Breaks?
AI coding assistants have changed the way software is written.
Django Migration16 min
How Django Migrations Actually Work: From makemigrations to migrate
A deep dive into how Django migrations really work how makemigrations detects model changes, how the migration graph and autodetector operate, how migrate turns operations into SQL via the SchemaEdito
Django Migration12 min
How to Safely Rename a Django Model or Database Field
A practical, step-by-step guide to renaming Django models and fields without losing data or breaking production — covering RenameModel, RenameField, ForeignKeys, and zero-downtime strategies.
Django21 min
Django Query Optimization: How to Make Your API Faster
Your Django code may look fast, while your database is doing hundreds of unnecessary queries. Learn how to find the real bottlenecks and make your Django APIs faster with practical query optimization.
Django9 min
How to Clean Up Django Migration Files Before Production
Learn how to safely clean and squash Django migration files before production, with practical examples and a beginner-friendly step-by-step workflow.
API Key vs Access Token: What’s the Difference? A Complete Guide for Developers
Learn the difference between API Keys and Access Tokens, when to use each, how they work, and why choosing the right authentication method is critical for building secure and scalable APIs.
Django6 min
How to Find and Fix N+1 Queries in Django
A practical guide to finding N+1 query problems in Django with django-debug-toolbar and assertNumQueries, and fixing them with select_related, prefetch_related and Prefetch.
Redis7 min
Redis Caching in Django: A Practical Guide
How to add Redis caching to a Django application without shipping stale data: cache backends, key design, the cache-aside pattern, invalidation on save and stampede protection.
PostgreSQL8 min
PostgreSQL Indexes Explained: How They Actually Improve Query Performance
What a B-tree index really does, how to read EXPLAIN ANALYZE, why column order in composite indexes matters, and when adding an index makes a query slower instead of faster.