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Catching Column Drift in Recurring CSV Files Before an Automated Run

Catching Column Drift in Recurring CSV Files Before an Automated Run

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5 min read
Find low-stock products in a Shopify CSV with 60 lines of Python

Find low-stock products in a Shopify CSV with 60 lines of Python

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3 min read
How to Clean a Messy Stripe / Shopify / Gumroad CSV Before Google Sheets (or Make)

How to Clean a Messy Stripe / Shopify / Gumroad CSV Before Google Sheets (or Make)

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4 min read
Your CSV importer needs an exception report, not just column mapping

Your CSV importer needs an exception report, not just column mapping

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5 min read
How to Split Large CSV Files Without Crashing Your Browser

How to Split Large CSV Files Without Crashing Your Browser

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2 min read
A Pre-Upload Check Workflow for NDIS Bulk Payment Requests: Five Gates, 16 Columns and the Codes Behind Rejected Lines (2026)

A Pre-Upload Check Workflow for NDIS Bulk Payment Requests: Five Gates, 16 Columns and the Codes Behind Rejected Lines (2026)

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9 min read
A Shopify Product CSV Before and After: What Gets Fixed Automatically

A Shopify Product CSV Before and After: What Gets Fixed Automatically

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2 min read
A pre-flight validator for QuickBooks Online bank CSV uploads

A pre-flight validator for QuickBooks Online bank CSV uploads

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4 min read
Parsing RBC and TD chequing statements in Python: year-less dates, header-mapped columns and a balance proof

Parsing RBC and TD chequing statements in Python: year-less dates, header-mapped columns and a balance proof

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5 min read
How to delete EVERY copy of a duplicate line (not just the extras)

How to delete EVERY copy of a duplicate line (not just the extras)

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2 min read
A week of selling small data-cleanup jobs from zero: what failed, and the data-quality lessons we kept

A week of selling small data-cleanup jobs from zero: what failed, and the data-quality lessons we kept

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4 min read
Turning a messy payments export into a 2026 1099 vendor worksheet (without silently wrong totals)

Turning a messy payments export into a 2026 1099 vendor worksheet (without silently wrong totals)

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4 min read
How to catch wrong-parent Contacts after a Salesforce migration

How to catch wrong-parent Contacts after a Salesforce migration

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5 min read
CSV 한글 깨짐과 앞자리 0을 함께 확인하는 엑셀 가져오기

CSV 한글 깨짐과 앞자리 0을 함께 확인하는 엑셀 가져오기

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1 min read
Safe CSV export in Python: preventing formula injection before a lead list reaches Excel

Safe CSV export in Python: preventing formula injection before a lead list reaches Excel

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9 min read
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