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New posts in dataframe
How to flatten a deeply and irregularly nested list/JSON in R
Dec 13, 2025
json
r
dataframe
nested
Performances for different ways of accessing dataframes in Python
Dec 11, 2025
python
pandas
dataframe
Polars: Replace parts of dataframe with other parts of dataframe
Dec 13, 2025
python
dataframe
python-polars
Join two data frames using the last row from each group
Dec 13, 2025
r
dataframe
join
dplyr
merge
Order (some) observations by specific values
Dec 13, 2025
r
dataframe
sorting
Convert a dataframe of nearest neighbors to onehot coding
Dec 12, 2025
r
dataframe
dplyr
tidyr
R ggplot2 stacked barplot normalized by the value of a column
Dec 13, 2025
r
plot
dataframe
ggplot2
bar-chart
How do I merge multiple rows in Dataframe when some column values are empty?
Dec 13, 2025
python
pandas
dataframe
underline column names in R
Dec 13, 2025
r
string
dataframe
crayon
ValueError: GeoDataFrame does not support multiple columns using the geometry column name 'geometry'
Dec 13, 2025
dataframe
csv
geometry
geopandas
Checking if one dataframe column is a subset of another column
Dec 13, 2025
python
pandas
list
dataframe
tuples
Add JSON column to R dataframe
Dec 13, 2025
r
json
dataframe
jsonlite
How can I split a pandas DataFrame into multiple dataframes? [duplicate]
Dec 13, 2025
python
pandas
dataframe
split
rows
How can I reshape my dataframe into a 3-dimensional numpy array?
Dec 13, 2025
python
pandas
dataframe
numpy
R - Filter dataframe to only included rows where the column count meets a criteria
Dec 13, 2025
r
dataframe
filter
Efficient set intersection to get rows in DataFrame
Dec 13, 2025
dataframe
julia
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