Product guide·6 min read
ML feature CSVs: eyeballing training exports before notebooks run
Spot constant columns, label leakage, and impossible ranges in flat files before sklearn or PyTorch.
Table
Local-first converters, viewers, and file tools
Local-first converters, viewers, and file tools
Blog
Practical help for working with CSV files in the browser, plus market context on privacy, tooling, and how teams review tabular data in 2025. 80 articles.
Product guide·6 min read
Spot constant columns, label leakage, and impossible ranges in flat files before sklearn or PyTorch.
Insights·7 min read
GL and subledger dumps: sorting, tying out trial balances, and catching rounding drift without opening the ERP fat client.
Product guide·6 min read
How empty fields round-trip: SQL NULL vs empty string vs whitespace-only values in exports and imports.
Insights·6 min read
EU vs US number formats: thousand separators, decimal commas, and safe normalization before CAST.
Insights·6 min read
Regulated labs and defense-adjacent sites: local parsing without telemetry when policy demands it.
Insights·7 min read
Government portals and election data: sanity checks, joins on FIPS codes, and reproducible excerpts.
Insights·6 min read
Columnar storage wins in warehouses; CSV remains the handoff format to humans, Excel, and legacy tools.
Insights·6 min read
HRIS exports with PII: why local-first viewers reduce unnecessary copies and how to pair with policy.
Insights·6 min read
Security-approved viewer vs spreadsheet vs BI, decision trees and onboarding snippets for new hires.
Insights·6 min read
Brokerage feeds: inconsistent enums, photo URLs, and cross-market schema drift.