Learn how Python's dictionary data structure works as a powerful and versatile way to store and retrieve objects and data in your applications.

Before LAMBDA was introduced to Excel, you'd need to know how to use VBA or macros to create your own function. However, today, Excel's LAMBDA tool lets you do this using familiar Excel language ...

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In Excel spreadsheets, complex formulas are difficult to enter without making mistakes. Microsoft Excel’s LAMBDA() function can make such errors easier to find.