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How we built a source-checked dataset of 160 US hard water and water quality statistics

How we built a source-checked dataset of 160 US hard water and water quality statistics

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3 min read
How we built the Backup Generator Guide installer directory data

How we built the Backup Generator Guide installer directory data

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3 min read
How we built a septic contractor licensing dataset from state license rosters

How we built a septic contractor licensing dataset from state license rosters

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3 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
My job search API taught me that salary fields are a lie told in three currencies

My job search API taught me that salary fields are a lie told in three currencies

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2 min read
Parsing Property Owner Names in pandas: Individuals, Joint Owners, Trusts and LLCs

Parsing Property Owner Names in pandas: Individuals, Joint Owners, Trusts and LLCs

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16 min read
Deep Dive: Diagnosing and Fixing CSV Delimiter and Encoding Issues

Deep Dive: Diagnosing and Fixing CSV Delimiter and Encoding Issues

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6 min read
Comprehensive Guide to AI-Powered CSV Data Cleaning and Automation

Comprehensive Guide to AI-Powered CSV Data Cleaning and Automation

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7 min read
How to Merge Several Excel or CSV Files and Remove Duplicates (Keeping the Latest Row)

How to Merge Several Excel or CSV Files and Remove Duplicates (Keeping the Latest Row)

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6 min read
My jobs search API returned the same posting five times — syndication broke my URL dedup

My jobs search API returned the same posting five times — syndication broke my URL dedup

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2 min read
Building an Interactive Excel Dashboard for E-commerce Product Analysis: A Case Study of Jumia Products

Building an Interactive Excel Dashboard for E-commerce Product Analysis: A Case Study of Jumia Products

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6 min read
How I Cleaned Messy HR Dataset Using PostgreSQL: A Step-by-Step Guide

How I Cleaned Messy HR Dataset Using PostgreSQL: A Step-by-Step Guide

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9 min read
Power BI Data Modelling, Relationships & Joins

Power BI Data Modelling, Relationships & Joins

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17 min read
Cleaning a messy product catalogue CSV with pandas (without silently breaking it)

Cleaning a messy product catalogue CSV with pandas (without silently breaking it)

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4 min read
JCars Logistics Power BI project.

JCars Logistics Power BI project.

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4 min read
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