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Ritchie Sacramento

Rating
1626.95 (944th) 		Reputation
3,007 (56,243rd)
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Title Δ
Using jsonlite for multilevel nested lists and the NASA API in R 0.00
Count the Number of 6s Rolled on a Number of Dice in R +2.07
subsetting from same-named data.frame in R +1.83
Trying to create dataframe from list of files (in nested directorie... -0.60
How to shift one specific legend label with subscript slightly down... -1.28
Sort values from multiple column and create a new variable -0.19
R - Speeding up loop over array dimensions +1.90
bind lists together giving me incorrect results when using bind_row... +0.89
Set the legend of a ggplotly() plot to have only the color and not... +0.16
How can I get all 30-minute label breaks to show on the x-axis? 0.00
Sample a data frame based on two columns 0.00
How can I fully extract all elements into a data frame? +0.40
R haven: accessing column label from imported SPSS file 0.00
How to filter rows that match the subsequent row based on some colu... +1.89
Restructure dataframe with values in multiple rows into single rows... 0.00
Tips for efficient string matching (and indexing) for large data in... 0.00
Efficient way for insertion of multiple rows at given indices &... +0.11
How to convert string into aggregated quantiles? +1.88
counting how many times a variable changes score by group +1.88
Find the the row that has a different value from all other rows in... +0.35
Placing multiple outputs from each function call using apply into a... -0.17
How to extract variable-number elements list from a tibble cell? +0.41
Keep rows if several columns (with similar names) follow a condition +2.05
Subtraction from new results 0.00
How to build a sequence using a rolling variable in R -0.53
purrr::lift_vd doesn't work with some functions 0.00
How can I use function arguments where variables exist with the sam... +0.47
Compare three (or more) variables in R with ifelse at once with loop +0.12
purrr iterate or loop over all columns (similar to function that co... +0.91
How to filter a dataframe with a character vector -1.86
combine strings with combn lists in R 0.00
R and dplyr: group by value ranges 0.00
How to transform the content of a two-columns data frame based on r... 0.00
map() model output to a dataframe 0.00
How to delete rows for leading and trailing NAs by group in R 0.00
All combinations of elements of vectors at varying length with cond... 0.00
convert similarly named unequally length list elements to data fram... 0.00
Concatenate previous and latter words to a word that match a condit... 0.00
How do you get structure of data frame with limited length for vari... 0.00
How to determine the length of unique values by grouping 2 columns... 0.00
Subtract columns [i] row from very last row in r 0.00
Add a count column and count twice if a certain condition is met 0.00
How to summarize several filter-mutates in a case_when in dplyr? 0.00
Need to change multiple values across multiple variables 0.00
Adding multiple columns at certain positions in dataframe in R 0.00
summarize for all other values per group in dplyr -0.26
Finding the trailing numbers in R 0.00
how to fill NA with special way 0.00
Create column from data on dynamic number of columns depending on a... -0.59
R string for calculating signature 0.00