Topics tagged dataframes

Topic	Replies	Views	Activity
Stripping or replacing substrings into a vector of strings New to Julia strings , dataframes	9	186	February 28, 2024
Way to return multiple columns after applying combine-groupby transformation New to Julia question , dataframes	15	409	February 27, 2024
Getting the min value of two dataframes with identical cols General Usage dataframes	5	321	February 27, 2024
DataFrame to multidimensional array New to Julia dataframes	6	655	February 26, 2024
XLSX and DataFrame column type General Usage dataframes , makie , xlsx , cairomakie	3	158	February 25, 2024
How to create a DataFrame with specific number of columns and rows and fill it with zeros? General Usage dataframes	7	230	February 22, 2024
Help improving the speed of a DataFrames operation Performance performance , query , dataframes	37	918	February 22, 2024
How to filter Date data column in a DataFrame General Usage dates , dataframes	3	120	February 20, 2024
Create excel file using data from two dataframes General Usage dataframes , xlsx , excel	5	336	February 19, 2024
Cropping dataframe table data left or center General Usage question , dataframes , prettytables	13	205	February 19, 2024
Ignoring NaNs when calculating means of columns of a dataframe General Usage dataframes , nan	1	139	February 17, 2024
How to efficiently apply user-defined functions against grouped dataframes in `DataFrames.jl`? New to Julia dataframes	6	232	February 10, 2024
Apply transform conditioning on laged values General Usage dataframes	1	92	February 6, 2024
How to insert columns in sub-tables for a grouped dataframe in `DataFrames.jl`? Data dataframes	4	177	February 5, 2024
Memory build-up when loading DataFrames in a loop Performance question , dataframes	2	106	February 3, 2024
Efficient computation of statistics across multiple data frames Data dataframes	9	228	January 31, 2024
How to preview a Luxor drawing General Usage question , package , plotting , dataframes , luxor	8	190	January 26, 2024
Transform in DataFrames General Usage dataframes	13	264	January 21, 2024
Reading a few rows from a BIG CSV file General Usage dataframes , csv , big-data	39	3523	January 18, 2024
Using CSV.read() to import data from a data input file into a DataFrame General Usage question , dataframes , csv	27	2284	March 1, 2022
Chain.jl error Data dataframes , dataframesmeta , type-piracy , chain	4	625	January 16, 2024
How to make a Pair Plot in Plots.jl? Visualization question , plotting , first-steps , visualization , dataframes	5	1707	January 14, 2024
How to combine multiple SummaryStats objects into a single DataFrame? New to Julia dataframes , data_structures	4	174	January 12, 2024
Column types in DataFrames New to Julia dataframes , types	3	163	January 8, 2024
A lagged table-join for finding the last ten rows that meets a criterion, for each row Data dataframes , dataframesmeta	6	203	January 4, 2024
How to tweak dodge bar plot's label position of AOG Visualization data , dataframes , makie , algebraofgraphics	0	166	January 1, 2024
Understanding LoadError: ArgumentError in Tables.jl interface General Usage question , dataframes	4	164	December 29, 2023
Multi-threading with DataFrames General Usage multithreading , dataframes	33	1448	December 24, 2023
Discarding rows of dataframe base on condition on column of another dataframe General Usage dataframes	6	258	December 24, 2023
Pivoting results New to Julia dataframes	3	215	December 21, 2023