📰 Dev.to · linou518
Articles from Dev.to · linou518 · 38 articles · Updated every 3 hours · View all reads
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⚡ AI Lessons (10431)
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Dev.to · linou518
1d ago
Don’t Expose Raw Calendar Data: Designing a Dashboard API Around Daily Execution Blocks
After revisiting a dashboard scheduling feature, I ended up with a clearer conclusion: the real value...
Dev.to · linou518
1d ago
When the Code Exists but Production Still Fails: Why Runtime Drift Should Be Your First Suspect
I ran into a classic operations problem in AI Back Office Pack: a workflow feature clearly existed in...
Dev.to · linou518
2d ago
Why We Stopped Using `echo | base64 -d` for JSON Distribution Over SSH
Why We Stopped Using echo | base64 -d for JSON Distribution Over SSH During today’s...
Dev.to · linou518
2d ago
The Code Exists, But the Feature Still Fails: Fixing Runtime Drift in OpenClaw Operations
The Code Exists, But the Feature Still Fails: Fixing Runtime Drift in OpenClaw...
Dev.to · linou518
5d ago
When Mattermost Agents Looked Silent, the Real Cause Was `thread_replies_disabled`
When Mattermost Agents Looked Silent, the Real Cause Was thread_replies_disabled While...
Dev.to · linou518
1w ago
When Mattermost agents looked silent, the real culprit was not replyToMode but reply tags in the final message
When Mattermost agents looked silent, the real culprit was not replyToMode but reply tags in...
Dev.to · linou518
1w ago
How We Hit the SSRF Landmine in OpenClaw 2026.4.2 and Fixed It Across 13 Nodes
How We Hit the SSRF Landmine in OpenClaw 2026.4.2 and Fixed It Across 13 Nodes April 4,...
Dev.to · linou518
1w ago
Designing a Message Bus for AI Agents — Lightweight Communication for 20+ Autonomous Agents
How do 20+ AI agents talk to each other? A lightweight message bus design and lessons from real-world...
Dev.to · linou518
1w ago
Building a Dedicated AI Assistant Environment with a Single Mini PC
Building a Dedicated AI Assistant Environment with a Single Mini PC When starting a new...
Dev.to · linou518
1w ago
Quant Factor Research in Practice: IC, IR, and the Barra Multi-Factor Model
Why Does Your Backtest Look Great But Lose Money Live? Classic quant beginner story: find...
Dev.to · linou518
1w ago
3 Side Income Strategies for the AI Era: Real Opportunities in Q2 2026
New Fiscal Year, New Side Income Map April 1st, 2026. Japan's new fiscal year begins. On...
Dev.to · linou518
1w ago
Autonomous AI Agents: Building Self-Running AI with Heartbeat, Cron & Memory
24/7 AI agents that find and execute work without human intervention. Here's how we built it in...
Dev.to · linou518
1w ago
Backtrader vs VnPy vs Qlib: A Deep Comparison of Python Quant Backtesting Frameworks (2026)
Introduction: The Trap Every Quant Beginner Falls Into Get into quantitative investing and...
Dev.to · linou518
1w ago
Making Your SPA Remember State with localStorage — 3 Patterns and Their Pitfalls
Making Your SPA Remember State with localStorage — 3 Patterns and Their Pitfalls In a...
Dev.to · linou518
2w ago
AI Agent Hierarchy Management: Coordinating 6 Specialized Agents with One Manager
TL;DR Running 20+ AI agents in OpenClaw, we learned that a flat structure doesn't scale....
Dev.to · linou518
2w ago
Burned by PEP 668 on Ubuntu 24.04 — How I Fixed the Monthly Automation Script
Burned by PEP 668 on Ubuntu 24.04 — How I Fixed the Monthly Automation Script ...
Dev.to · linou518
2w ago
Python's datetime Double Import Trap: 'type object datetime.datetime has no attribute datetime'
While adding code to a Flask API server, I suddenly hit this error: AttributeError: type object...
Dev.to · linou518
3w ago
Safe CSV Ingestion into PostgreSQL: A Multi-Tenant ETL Pipeline Pattern
When building a SaaS where users can upload arbitrary CSV files for analysis, the trickiest problem...
Dev.to · linou518
3w ago
Fitting 22 Nodes on One Screen: Refactoring the Dashboard Node Management UI
Fitting 22 Nodes on One Screen: Refactoring the Dashboard Node Management UI Real...
Dev.to · linou518
3w ago
Product Search Went Blank — Fixing an API Response Structure Mismatch
Product Search Went Blank — Fixing an API Response Structure Mismatch Real experience:...
Dev.to · linou518
3w ago
The Small Model Revolution 2026: 3B Parameters on Raspberry Pi — Edge AI's New Sweet Spot
In 2023, "running AI models locally" was a hobby project for tech enthusiasts. In 2026, a Raspberry...
Dev.to · linou518
3w ago
eBPF in 2026: The Kernel Revolution Powering Cloud-Native Security and Observability
eBPF in 2026: The Kernel Revolution Powering Cloud-Native Security and...
Dev.to · linou518
3w ago
Making Shop Auth Accept Phone OR Email — A zod + TypeScript Fix
Users wanted to register with just a phone number, but the backend required an email. A small bug...
Dev.to · linou518
3w ago
Sequelize + TypeScript: Why public Class Fields Silently Break Your Models
Sequelize + TypeScript: Why public Class Fields Silently Break Your Models If you're...
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