Topics tagged dataframes

Topic	Replies	Views	Activity
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	201	April 9, 2025
Efficiently Read JSON and Create DataFrame Performance json , dataframes	23	7350	April 3, 2025
[ANN] (Belatedly) Announcing Tidier.jl Package Announcements package , announcement , dataframes	26	5001	March 26, 2025
Parallel feeding of a dataframe Performance multithreading , dataframes , multiprocessing	17	246	March 26, 2025
DataFrames: `@combine` only if a condition is met General Usage question , dataframes , dataframesmeta	10	167	March 23, 2025
Interpolation between two dataframe columns Performance dataframes , interpolations	4	96	March 21, 2025
Pokemon Pocket Julia Notebook Offtopic dataframes , pluto , plutoui	2	186	March 11, 2025
Issue with AlgebraOfGraphics.jl: MethodError when using data(df) General Usage package , plotting , dataframes , algebraofgraphics	1	45	March 10, 2025
Creating DataFrame from vector of rows, and fixing type Data dataframes , type-inference	2	81	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	2113	February 28, 2025
Filter dataframe with regular expression New to Julia regex , dataframes	8	2530	February 20, 2025
Flatten dicts of dicts in DataFrame General Usage dataframes	16	196	February 19, 2025
Why can't I use hcat in a for-loop? General Usage dataframes	9	219	February 15, 2025
Arrow's DictEncode to CategoricalArray? Data dataframes , arrow	18	1718	February 11, 2025
Compare dataframes regardless of column order General Usage dataframes	8	135	February 4, 2025
How to make Pluto.jl load all rows of a DataFrame Pluto dataframes , pluto , display , io	5	177	February 4, 2025
Joining on a DataFrame on an argument and column New to Julia question , dataframes	3	84	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	80	January 5, 2025
The state of DataFrames.jl H2O benchmark Package Announcements dataframes	53	9213	January 1, 2025
Can't refer to columns with spaces in names in @mutate New to Julia dataframes	4	145	December 29, 2024
How to `combine` row vectors Data dataframes	5	114	December 18, 2024
Looking for a clean way to add a row in a DataFrame General Usage question , dataframes , csv	10	227	December 18, 2024
How (best) to transform a huge DataFrame into wide-format General Usage dataframes	8	93	December 4, 2024
DataFrames: How to remove rows containing NaNs when there are also missings General Usage dataframes	9	2275	November 28, 2024
DataFrames: Which formats (if any) support saving of metadata Data dataframes	6	124	November 27, 2024
DataFrames and MLJ General Usage distributed , dataframes , mlj	4	124	November 24, 2024
Transforming a daily DataFrame with missing values into a DataFrame with end-of-month values General Usage dataframes	11	161	November 22, 2024
Understanding DataFrame allocations Performance dataframes	1	62	November 18, 2024
Combine rows but keep all columns Data dataframes	9	116	November 14, 2024