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My CSV parser put £917,785 of VAT on a £2,442 invoice

My CSV parser put £917,785 of VAT on a £2,442 invoice

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5 min read
Six SheetJS details that matter when you convert Excel to CSV

Six SheetJS details that matter when you convert Excel to CSV

Comments 1
5 min read
Contract Report Exports: 4 Signals for Choosing PDF or CSV

Contract Report Exports: 4 Signals for Choosing PDF or CSV

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7 min read
A CSV Can Be Valid and Still Corrupt Your Import

A CSV Can Be Valid and Still Corrupt Your Import

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2 min read
The First CSV Importer You Write Breaks on Real Files

The First CSV Importer You Write Breaks on Real Files

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7 min read
CSV to JSON: The Parts Nobody Mentions Until Your Script Breaks in Production

CSV to JSON: The Parts Nobody Mentions Until Your Script Breaks in Production

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9 min read
One-Line Security Fix: How an XLS Quote Escaping Bug in Dify Leaked Spreadsheet Data

One-Line Security Fix: How an XLS Quote Escaping Bug in Dify Leaked Spreadsheet Data

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1 min read
For Structured Data, Retrieval Accuracy Isn't a Model Problem

For Structured Data, Retrieval Accuracy Isn't a Model Problem

Comments 2
3 min read
JSON to CSV Can Quietly Lose Your Data — 7 Traps to Avoid

JSON to CSV Can Quietly Lose Your Data — 7 Traps to Avoid

Comments 1
5 min read
I Built a Browser Tool That Catches All 19 Shopify CSV Import Errors Before Upload

I Built a Browser Tool That Catches All 19 Shopify CSV Import Errors Before Upload

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2 min read
A CSV Viewer That Never Uploads Your Data

A CSV Viewer That Never Uploads Your Data

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1 min read
CSV is plain text until a spreadsheet guesses: preflight risky cells with PlainCell

CSV is plain text until a spreadsheet guesses: preflight risky cells with PlainCell

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4 min read
How I check duplicate IDs and missing cells in CSV with Python

How I check duplicate IDs and missing cells in CSV with Python

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2 min read
I wanted to peek at AWS Parquet files as CSV in the browser, so I built a tool

I wanted to peek at AWS Parquet files as CSV in the browser, so I built a tool

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3 min read
How to Flatten Nested JSON to CSV (and Convert It Back Without Losing Data)

How to Flatten Nested JSON to CSV (and Convert It Back Without Losing Data)

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6 min read
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