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New posts in aggregate
Collapsing data case by case in R
Feb 02, 2026
r
dataframe
group-by
aggregate
aggregate means and keep N
Jan 30, 2026
r
aggregate
How to get the values for every group of the top 3 types
Jan 29, 2026
sql
postgresql
aggregate
greatest-n-per-group
How to group time by every n minutes in R
Jan 27, 2026
r
datetime
time-series
aggregate
Pandas group by multiple custom aggregate function on multiple columns
Jan 26, 2026
python
pandas
group-by
aggregate
Slow SQL Server CLR aggregates
Jan 27, 2026
sql-server
sql-server-2008
aggregate
sqlclr
R: aggregate by all factor levels (present and not present)
Jan 25, 2026
r
aggregate
dplyr
Counting in R and preserving the order of occurence
Jan 24, 2026
r
aggregate
Syntax error in create aggregate
Jan 22, 2026
postgresql
aggregate
aggregate-functions
postgresql-9.5
select multiple nth values in grouping with conditional aggregate - pandas
Jan 20, 2026
python
pandas
indexing
group-by
aggregate
Aggregate monthly status data to sequence data
Jan 19, 2026
r
aggregate
sequence
KDB: user-defined aggregation function on tables
Dec 31, 2025
aggregate
kdb+
Pandas' groupby doesn't process categoritcal columns in agg function
Dec 29, 2025
python
pandas-groupby
aggregate
categorical-data
Convert Dataframe into pivot with grouping of values into a list
Dec 30, 2025
python
pandas
dataframe
csv
aggregate
Using Dplyr within a user-defined function to summarise data then plot it
Dec 23, 2025
r
ggplot2
dplyr
aggregate
How can I replace aggregate by data.table?
Dec 22, 2025
r
data.table
aggregate
Create all possible combinations of non-NA values for each group ID
Dec 20, 2025
r
data.table
aggregate
na
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