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Questions - set

Update multiple columns with different WHERE and SET condition

Goal simplify I'm really sorry . but i'm looking almost all day (1h) if be honest. Just lost in information and no simple answer explain pls. if can. Thanks i want to update multiple columns this is m...
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user15473689

sql

mariadb

set

sql-update

where-clause

Votes: 0

Answers: 0

count specific characters in a list of strings python

Hi what I am trying to do is count the specific occurrences of the characters common to each string in the list below and print out each string and how many times the common characters appear example ...
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Donie Dwane

python

list

for-loop

count

set

Votes: 0

Answers: 1

Latest Answer

Change x = new_list.count(a) to x = i.count(a). At the moment you are counting how many as in 'a'; you want to count how many as in barack. The new code with this modification: list1 = ['barack', 'oba...
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Ukulele

How to get new Set from array of arrays by using Array.map function?

Exploring Sets now and could not get a new Set from an array of x arrays in it. I what to use Array.map method inside new Set(). Here is what I'm trying to do, and it seems logical, but in the end hav...
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kadeikin

javascript

arrays

set

array-map

Votes: 0

Answers: 1

Latest Answer

You need only the array, not spreaded parameters: new Set(array.map(x => x.value)); From Set: Syntax new Set() new Set(iterable) With a nested array, you need a flat it first: const arr...
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Nina Scholz

Algorithm - Minimum items required per Set

The user add the items in the cart and I need to give him the best combination of combos (sets) available for the items, so he can get the best possible price. If an item doesn't fit in a combo (set) ...
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Henrique

algorithm

tree

set

logic

combinations

Votes: 0

Answers: 0

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