boolean-logic Archives

Programming, Python

IT Nursery

pandas: multiple conditions while indexing data frame – unexpected behavior

I am filtering rows in a dataframe by values in two columns. For some reason the OR operator behaves like I would expect ...

May 28, 2022
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How can I obtain the element-wise logical NOT of a pandas Series?

I have a pandas Series object containing boolean values. How can I get a series containing the logical NOT of each value? For ...

May 16, 2022
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Why does (0 < 5 < 3) return true?

I was playing around in jsfiddle.net and I’m curious as to why this returns true? if(0 < 5 < 3) { alert("True"); } ...

May 11, 2022
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Does Python support short-circuiting?

Does Python support short-circuiting in boolean expressions? 4 Answers 4

May 7, 2022
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Check if at least two out of three booleans are true

An interviewer recently asked me this question: given three boolean variables, a, b, and c, return true if at least two out of ...

April 30, 2022
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How to test multiple variables for equality against a single value?

I’m trying to make a function that will compare multiple variables to an integer and output a string of three letters. I was ...

April 22, 2022
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