All
Articles 180,572Blog Posts 165,066Tech Tutorials 48,319Research Papers 35,693News 22,560
⚡ AI Lessons
Dev.to · Eugene
🔧 Backend Engineering
1mo ago
Keeping junk out of programmatic geo pages: an allow list for metro, a block list for districts
Scraped metro and district fields were polluted with walk times and project names. How a station allow list and a junk block list removed about 193 thin pages.
Dev.to · Eugene
🔧 Backend Engineering
1mo ago
ENAMETOOLONG: how one dirty database field crashed our static build
One scraped field held a 295-character sentence. The page generator turned it into a directory name and the static build crashed with ENAMETOOLONG.
Dev.to · Eugene
🔧 Backend Engineering
⚡ AI Lesson
1mo ago
Test Email OTP Flows in Playwright Without a Shared Gmail Inbox
Give every Playwright run a unique email address, poll a catch-all test inbox, and assert the exact OTP message.
Dev.to · Eugene
🔧 Backend Engineering
⚡ AI Lesson
3mo ago
🚀 I Built UUIDs That Look Random But Sort Like Timestamps (50% Smaller Indexes!)
How steganography solved the eternal UUID performance vs privacy dilemma in PostgreSQL
Dev.to · Eugene
🔧 Backend Engineering
⚡ AI Lesson
4mo ago
Your PostgreSQL Already Has a Graph Engine — You Just Have to Build It
We Replaced Recursive CTEs with a C Traversal Framework and Got ×207 Faster TL;DR: We...
Dev.to · Eugene
🔧 Backend Engineering
⚡ AI Lesson
5mo ago
JSON vs JSONB in PostgreSQL: I tested 1M rows to find out
Recently I tried to resolve a recurring question in our team: Is JSON or JSONB actually faster in...
DeepCamp AI