You’ve used SUM for years. It adds numbers, does its job, and you probably don’t think twice about it. But while you’ve been clicking through filters and building messy helper columns, Excel has been ...

What if you could transform hours of tedious spreadsheet work into just minutes of streamlined efficiency? Simon Sez IT takes a closer look at how Excel’s most powerful functions can transform the way ...

The F-35 fighter jets operated by the U.S. Air Force and the Japan Air Self-Defense Force are equipped with software coded in C++. This C++ code is written in accordance with a coding standard called ...

Official support for free-threaded Python, and free-threaded improvements Python’s free-threaded build promises true parallelism for threads in Python programs by removing the Global Interpreter Lock ...

The simplest way to use the SUM function in Excel is to enter a range of cells to calculate their total value. To do this, follow these steps: – Click on an empty cell where you would like the sum to ...

Functions are the building blocks of Python programming. They let you organize your code, reduce repetition, and make your programs more readable and reusable. Whether you’re writing small scripts or ...

Functions are the building blocks of Python programs. They let you write reusable code, reduce duplication, and make projects easier to maintain. In this guide, we’ll walk through all the ways you can ...

answer Here is the implementation of the `drop_empty` function: ```python def drop_empty (dict1): return {k: v for k, v in dict1.items () if v is not None} ``` This function uses a dictionary ...