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📰 Dev.to · Tom Chege

5 articles · Updated every 3 hours · View all reads

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Introduction to Python in Data Analytics
Dev.to · Tom Chege 1mo ago
Introduction to Python in Data Analytics
What is Python? Python is a programming language used to tell computers what to do. It is...
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Understanding Subqueries and CTEs in SQL
Dev.to · Tom Chege 1mo ago
Understanding Subqueries and CTEs in SQL
After getting comfortable with joins and window functions, I’m now diving into more advanced query...
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Understanding SQL Window Functions
Dev.to · Tom Chege 1mo ago
Understanding SQL Window Functions
Introduction This week I’ve been learning a range of SQL concepts. Some clicked quickly,...
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Understanding SQL: DDL, DML, and data manipulation
Dev.to · Tom Chege 2mo ago
Understanding SQL: DDL, DML, and data manipulation
What are DDL and DDL? SQL commands are grouped based on what they act on. Think of a...
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How to publish a Power BI report and embed it into a website
Dev.to · Tom Chege 2mo ago
How to publish a Power BI report and embed it into a website
Introduction Power BI is a tool used for data cleaning, analysis, and presentation. Once...
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