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What's Actually In This CSV? A Zero-Dep Python Profiler
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What's Actually In This CSV? A Zero-Dep Python Profiler

#python #cli #csv #tutorial
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9 min read
Building a Furigana HTTP Service in Python: Why It's Not Just a Lookup Table
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Building a Furigana HTTP Service in Python: Why It's Not Just a Lookup Table

#python #fastapi #japanese #tutorial
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6 min read
Slugifying Japanese URLs Is Harder Than You Think — I Built a Focused CLI
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Slugifying Japanese URLs Is Harder Than You Think — I Built a Focused CLI

#python #japanese #cli #tutorial
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10 min read
A 150-Line FastAPI Service for 'Is Today a Holiday?'
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A 150-Line FastAPI Service for 'Is Today a Holiday?'

#python #fastapi #calendar #tutorial
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8 min read
Text Generation Before Transformers: Building a Markov Chain in 200 Lines of Python
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Text Generation Before Transformers: Building a Markov Chain in 200 Lines of Python

#python #cli #nlp #tutorial
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10 min read
Perceptual Image Diff Without NumPy — Building a Pillow-Only CLI
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Perceptual Image Diff Without NumPy — Building a Pillow-Only CLI

#python #cli #imageprocessing #tutorial
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9 min read
When does this cron run next? Give it its own 70 MB container
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When does this cron run next? Give it its own 70 MB container

#python #fastapi #cron #tutorial
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8 min read
How ULID Actually Works: Implementing the Codec in 60 Lines of Python
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How ULID Actually Works: Implementing the Codec in 60 Lines of Python

#python #cli #ulid #tutorial
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10 min read
Counting Moras: Why Your 5-7-5 Haiku Validator is Probably Wrong
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Counting Moras: Why Your 5-7-5 Haiku Validator is Probably Wrong

#python #japanese #cli #tutorial
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9 min read
Writing `tail -f | jq` That Doesn't Feel Like a Rube Goldberg Machine
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Writing `tail -f | jq` That Doesn't Feel Like a Rube Goldberg Machine

#python #cli #logging #tutorial
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10 min read
When the Library IS the Product: A 200-Line FastAPI Wrapper for wordcloud
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When the Library IS the Product: A 200-Line FastAPI Wrapper for wordcloud

#python #fastapi #imageprocessing #tutorial
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8 min read
Generating a Valid RSS Feed From Scratch in Stdlib Python
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Generating a Valid RSS Feed From Scratch in Stdlib Python

#python #cli #rss #tutorial
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10 min read
How to Make Sense of a HAR File Without DevTools
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How to Make Sense of a HAR File Without DevTools

#python #performance #cli #tutorial
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8 min read
Japanese Width Conversion Without Regex: Full↔Half ASCII, Katakana, and the Dakuten Merge Problem
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Japanese Width Conversion Without Regex: Full↔Half ASCII, Katakana, and the Dakuten Merge Problem

#python #japanese #cli #tutorial
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9 min read
Building a Hash Identifier Without ML — Just Rules, Scores, and Honesty About Ambiguity
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Building a Hash Identifier Without ML — Just Rules, Scores, and Honesty About Ambiguity

#python #cli #security #tutorial
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8 min read
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