Books and downloads
This page leads to the permanent book pages. These links are intended to remain stable and can be used in printed books.
Excel Pivot Tables for Beginners
Analyze data, create reports and understand relationships step by step with Excel.
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SQL for Beginners
Understanding and writing SELECT queries with Oracle SQL and SQL Server.
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Solar, Battery Storage and Heat Pump
A practical guide to planning, costs, self-consumption, rental scenarios and operation as an integrated energy system.
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