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Charles

Hi, I’m Charles Ndungu. I recently started learning data science, analytics, and AI, coming from an operations background. I’m exploring Git, Python, data engineering, and analytics tools.

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Connecting PostgreSQL to Power BI for Data Analysis
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Connecting PostgreSQL to Power BI for Data Analysis

#database #datascience #postgres #powerbi
3
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7 min read
Machine Learning Basics: What is ML? Supervised vs Unsupervised, Features vs Labels
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Machine Learning Basics: What is ML? Supervised vs Unsupervised, Features vs Labels

#machinelearning #datascience #tutorial #beginners
3
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4 min read
Mastering SQL Joins and Window Functions: A Practical Guide with an E‑commerce Dataset
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Mastering SQL Joins and Window Functions: A Practical Guide with an E‑commerce Dataset

#sql #database #softwaredevelopment #datascience
4
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20 min read
From Raw Data to Real Action: The Analyst's Journey as a Data Translator in Power BI
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From Raw Data to Real Action: The Analyst's Journey as a Data Translator in Power BI

#dashboard #datamodeling #dax #powerbi
2
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7 min read
The Backbone of Power BI: A Deep Dive into Data Modeling & Schemas
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The Backbone of Power BI: A Deep Dive into Data Modeling & Schemas

#powerbi #datamodeling #starschema #dataanalytics
2
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8 min read
MS Excel for Data Analytics — A friendly, practical guide for beginners
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MS Excel for Data Analytics — A friendly, practical guide for beginners

#datascience #beginners #analytics #dataanalytics
3
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11 min read
Git for Data Analysts: My First Beginner Guide (Git Bash + GitHub Step-by-Step)
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Git for Data Analysts: My First Beginner Guide (Git Bash + GitHub Step-by-Step)

#datascience #ai #git #tutorial
2
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5 min read
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