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How to use the MAP function in Microsoft Excel

Row precision vs. Aggregation errors: MAP is the best way to use "greedy" functions like AND or OR in a single, dynamic ...
CNET

9 Ways You're Using Your Space Heater Wrong, and Why It Causes Fires

Space heaters offer excellent spot heating in the colder months, keeping rooms and offices warm at top speed. But they can also be dangerous: Space heaters remain one of the top causes of home fires ...