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Pandas group by multiple custom aggregate function on multiple columns
Given data:
grp
data1
data2
data3
a
2
1
2
a
4
6
3
b
3
2
1
b
7
3
5
Expected output:
grp
sum(data1)
sum(data2)/sum(data1)
sum(data3)/sum(data1)
a
6
1.166666667
0.83
a
10
0.5
...
Parshant garg
Votes: 0
Answers: 2
How to aggregate documents flow into a single document with an array field? (mongodb)
I have this dataSet:
[
{
userId: 1,
nickname: 'a'
},
{
userId: 2,
nickname: 'b'
},
{
userId: 3,
nickname: 'c'
},
...
]
And I would like, using aggregate, to a...
Tal Kohavy
Votes: 0
Answers: 1
How do I create a single array of object from nested array of obejcts mongodb aggregate?
I am new to Mongodb and don't know much about aggregates how do I change below object to desired single array of object.
[
{
id: "1",
title: "First Title",
des: "...
Rammehar Sharma
Votes: 0
Answers: 1
Pandas timeseries : Compute the average each night (between 11 pm and 6 am)
My datas look like this:
datetime kwh temperature
2021-03-01 23:00:00+01:00 1.276584 8.000000
2021-03-01 23:30:00+01:00 0.833173 8.000000
2021-03-02 00:00:00...
Lénis Parge
Votes: 0
Answers: 1