permutation Archives

C#, Programming

IT Nursery

Listing all permutations of a string/integer

A common task in programming interviews (not from my experience of interviews though) is to take a string or an integer and list ...

June 3, 2022
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javascript, Programming

IT Nursery

Permutations in JavaScript?

I’m trying to write a function that does the following: takes an array of integers as an argument (e.g....

June 3, 2022
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Java, Programming

IT Nursery

Is java.util.Random really that random? How can I generate 52! (factorial) possible sequences?

I’ve been using Random (java.util.Random) to shuffle a deck of 52 cards. There are 52! (8.0658175e+67) possibilities. Yet, I’ve found out that the ...

May 30, 2022
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Shuffle DataFrame rows

I have the following DataFrame: Col1 Col2 Col3 Type 0 1 2 3 1 1 4 5 6 1 ... 20 7 8 ...

April 27, 2022
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How to generate all permutations of a list?

How do you generate all the permutations of a list in Python, independently of the type of elements in that list? For example: ...

April 22, 2022
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