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📰 Dev.to · linou518

41 articles · Updated every 3 hours · View all reads

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When the Code Exists but Production Still Fails: Why Runtime Drift Should Be Your First Suspect
Dev.to · linou518 2mo 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...
Why We Stopped Using `echo | base64 -d` for JSON Distribution Over SSH
Dev.to · linou518 2mo 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...
The Code Exists, But the Feature Still Fails: Fixing Runtime Drift in OpenClaw Operations
Dev.to · linou518 2mo 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...
When Mattermost Agents Looked Silent, the Real Cause Was `thread_replies_disabled`
Dev.to · linou518 2mo 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...
When Mattermost agents looked silent, the real culprit was not replyToMode but reply tags in the final message
Dev.to · linou518 2mo 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...
How We Hit the SSRF Landmine in OpenClaw 2026.4.2 and Fixed It Across 13 Nodes
Dev.to · linou518 2mo 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,...
Designing a Message Bus for AI Agents — Lightweight Communication for 20+ Autonomous Agents
Dev.to · linou518 2mo 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...
Building a Dedicated AI Assistant Environment with a Single Mini PC
Dev.to · linou518 2mo 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...
Quant Factor Research in Practice: IC, IR, and the Barra Multi-Factor Model
Dev.to · linou518 2mo 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...
3 Side Income Strategies for the AI Era: Real Opportunities in Q2 2026
Dev.to · linou518 2mo 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...
Autonomous AI Agents: Building Self-Running AI with Heartbeat, Cron & Memory
Dev.to · linou518 2mo 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...
Backtrader vs VnPy vs Qlib: A Deep Comparison of Python Quant Backtesting Frameworks (2026)
Dev.to · linou518 2mo 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...
Making Your SPA Remember State with localStorage — 3 Patterns and Their Pitfalls
Dev.to · linou518 2mo 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...
AI Agent Hierarchy Management: Coordinating 6 Specialized Agents with One Manager
Dev.to · linou518 2mo 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....
Burned by PEP 668 on Ubuntu 24.04 — How I Fixed the Monthly Automation Script
Dev.to · linou518 2mo 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 ...
Python's datetime Double Import Trap: 'type object datetime.datetime has no attribute datetime'
Dev.to · linou518 2mo 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...
Safe CSV Ingestion into PostgreSQL: A Multi-Tenant ETL Pipeline Pattern
Dev.to · linou518 2mo 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...
Fitting 22 Nodes on One Screen: Refactoring the Dashboard Node Management UI
Dev.to · linou518 2mo 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...
Product Search Went Blank — Fixing an API Response Structure Mismatch
Dev.to · linou518 2mo ago
Product Search Went Blank — Fixing an API Response Structure Mismatch
Product Search Went Blank — Fixing an API Response Structure Mismatch Real experience:...
The Small Model Revolution 2026: 3B Parameters on Raspberry Pi — Edge AI's New Sweet Spot
Dev.to · linou518 2mo 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...