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runathicku6d ago • 3 min read
What I learned rolling out Claude Code across a company full of legacy systems
I maintain the internal systems of a mid-size manufacturer in Japan: pre-framework PHP that predates...
#ai#claudecode#devops#legacy
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Axel2d ago • 5 min read
.NET Framework to Modern .NET: Enterprise Migration Platforms Compared (2026)
.NET Framework 4.8 still runs an enormous amount of enterprise software, and it is not going anywher...
#dotnet#ai#migration#legacy
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Dakota Huang4d ago • 4 min read
Don't Characterize the Whole Messy Repo: Triage Files by Churn, Complexity, and Risk First
Most characterization-testing effort is wasted. You write probes for files nobody touches. You...
#refactoring#testing#legacy#ai
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Dakota Huang3d ago • 4 min read
The Diff Budget: Four Checks Before Merging an AI-Generated Refactor
A messy repo does not reward courage. It rewards measurement. The smallest safe change is a number,...
#refactoring#testing#ai#legacy
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Axel1d ago • 4 min read
AI Tools for Legacy Java Modernization: What Actually Works in 2026
Java estates age in a particular way. The language survives, the frameworks calcify: Java 8 running....
#java#ai#legacy#modernization
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Dakota Huang5d ago • 3 min read
A Characterization Suite That Never Caught a Bug Won't Protect Your Refactor
A characterization suite that never caught a bug will not protect your refactor. It locks behavior.....
#testing#refactoring#ai#legacy
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Dakota Huang4d ago • 4 min read
The Behavior Fingerprint: One Command That Gates Every Legacy Refactor
A refactor is safe when the behavior fingerprint is unchanged. The fingerprint is a hash of probe...
#refactoring#testing#legacy#ai
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Dakota Huang4d ago • 5 min read
The Fault That Breaks the Fewest Tests Is Your First Extraction
The fault that breaks the fewest tests is your first extraction. Measure blast radius before you...
#refactoring#testing#legacy#ai
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Dakota Huang4d ago • 5 min read
Characterize Before You Review: A 30-Minute Loop for AI Patches
Every AI patch lands in a repo you barely understand. Reviewing it blind is guessing with confidence...
#ai#testing#refactoring#legacy
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Sergey2d ago • 9 min read
You Don't Modularise a Frontend by Moving Files
Notes from trying to give one React component a place it could actually call its own We...
#react#modularise#redux#legacy
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Roman Dubrovin4d ago • 16 min read
Migrating Legacy Python 2 Codebases to Python 3: Addressing Long-Overdue Updates and Parallels with Mainframe Legacy Systems
Introduction: The Inevitable Transition The migration of legacy Python 2 codebases to...
#python#migration#legacy#security
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Fredd Star2d ago • 10 min read
UFC Fighter's Legacy Overshadowed by Disputes: Public Feuds May Exclude Champion from GOAT Conversations
The Overlooked Champion: A Legacy in the Shadows In the annals of UFC history, few...
#ufc#mma#legacy#disputes
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Brett Zandes5d ago • 1 min read
Showing Yourself Compassion Embracing Fail as First Attempt in Learning
Showing Yourself Compassion Embracing Fail as First Attempt in Learning Showing Yourself...
#family#legacy
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Brett ZandesAug 24, 2026 • 1 min read
Asking Questions and Seeking Other Perspectives
Asking Questions and Seeking Other Perspectives Asking Questions and Seeking Other...
#family#legacy
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Brett ZandesAug 23, 2026 • 1 min read
Asking Questions and Seeking Other Perspectives
Asking Questions and Seeking Other Perspectives Asking Questions and Seeking Other...
#family#legacy
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Brett ZandesAug 25, 2026 • 1 min read
Learning to Infer and Checking Our Inferences
Learning to Infer and Checking Our Inferences Learning to Infer and Checking Our...
#family#legacy
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XOOMAR6d ago • 5 min read
Dolly Parton's Death Executed as Final Brand Act
Dolly Parton's death, announced via a pre-recorded video she requested years ago, was the final, met...
#dollyparton#countrymusic#legacy#branding
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