Python

R if…else Statement: A Step-by-Step Guide (with Examples)

One of the main benefits of writing computer programs is to automate tasks based on inputs and conditions. Adding logic to code is possible through decision-making if…else statements. For example, a square root function should only compute the square root of an input if its value is positive. Otherwise, the function should warn about false …

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Python ‘switch case’ Statement: A Complete Guide (match case)

Python switch-case statements are here as of Python 3.10! These statements are actually called match-case statements. With a match-case statement, you can get rid of rather verbose if-elif-else chains like this: Instead, you can use a compact match-case expression to do the exact same: In some situations, the latter approach is better. It can make …

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Numpy Fix “ValueError: setting an array element with a sequence”

This guide teaches you how to fix the common error ValueError: setting array element with a sequence in Python/NumPy. This error occurs because you have elements of different dimensions in the array. For example, if you have an array of arrays and one of the arrays has 2 elements and the other has 3, you’re …

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