Topics tagged dataframes

Topic	Replies	Views	Activity
Matrix to dataframe conversion with structure of existing dataframe Data question , dataframes , convert	3	36	May 23, 2025
How to copy a dataframe column within the same dataframe? General Usage dataframes	4	38	May 19, 2025
Functionality like tidyverse's any_of()? Data dataframes	2	127	May 1, 2025
With DataFrames, best practice for applying function across columns, where we also need to reference, in a second argument, the same column for each function call? General Usage dataframes	11	217	April 9, 2025
Efficiently Read JSON and Create DataFrame Performance json , dataframes	23	7480	April 3, 2025
[ANN] (Belatedly) Announcing Tidier.jl Package Announcements package , announcement , dataframes	26	5054	March 26, 2025
Parallel feeding of a dataframe Performance multithreading , dataframes , multiprocessing	17	256	March 26, 2025
DataFrames: `@combine` only if a condition is met General Usage question , dataframes , dataframesmeta	10	173	March 23, 2025
Interpolation between two dataframe columns Performance dataframes , interpolations	4	99	March 21, 2025
Pokemon Pocket Julia Notebook Offtopic dataframes , pluto , plutoui	2	192	March 11, 2025
Issue with AlgebraOfGraphics.jl: MethodError when using data(df) General Usage package , plotting , dataframes , algebraofgraphics	1	48	March 10, 2025
Creating DataFrame from vector of rows, and fixing type Data dataframes , type-inference	2	84	March 6, 2025
Announcing TSFrames.jl (formerly TSx) v0.1.0: A timeseries data manipulation package based on DataFrames Package Announcements package , dataframes , time-series	33	2122	February 28, 2025
Filter dataframe with regular expression New to Julia regex , dataframes	8	2550	February 20, 2025
Flatten dicts of dicts in DataFrame General Usage dataframes	16	205	February 19, 2025
Why can't I use hcat in a for-loop? General Usage dataframes	9	223	February 15, 2025
Arrow's DictEncode to CategoricalArray? Data dataframes , arrow	18	1724	February 11, 2025
Compare dataframes regardless of column order General Usage dataframes	8	138	February 4, 2025
How to make Pluto.jl load all rows of a DataFrame Pluto dataframes , pluto , display , io	5	190	February 4, 2025
Joining on a DataFrame on an argument and column New to Julia question , dataframes	3	85	January 11, 2025
Sequentially add data to a DataFrame New to Julia question , dataframes	4	770	January 9, 2025
Note on eachindex behavior with GroupedDataFrame Data dataframes	1	82	January 5, 2025
The state of DataFrames.jl H2O benchmark Package Announcements dataframes	53	9242	January 1, 2025
Can't refer to columns with spaces in names in @mutate New to Julia dataframes	4	146	December 29, 2024
How to `combine` row vectors Data dataframes	5	116	December 18, 2024
Looking for a clean way to add a row in a DataFrame General Usage question , dataframes , csv	10	232	December 18, 2024
How (best) to transform a huge DataFrame into wide-format General Usage dataframes	8	95	December 4, 2024
DataFrames: How to remove rows containing NaNs when there are also missings General Usage dataframes	9	2313	November 28, 2024
DataFrames: Which formats (if any) support saving of metadata Data dataframes	6	126	November 27, 2024
DataFrames and MLJ General Usage distributed , dataframes , mlj	4	129	November 24, 2024