StackRating

An Elo-based rating system for Stack Overflow

Home | About | Stats and Analysis | Get a Badge

Rating Stats for

JasonWang

Rating
1521.25 (29,556th)

Reputation
2,149 (78,333rd)

Page: 1 2

Title	Δ
dplyr lag across groups	-3.03
Correlation coefficient	+3.80
Tibble: operation on list columns	+3.82
Mutate column based on another data frame with multiple matches	-4.34
Using seq function within dplyr mutate	+3.93
check if a number is in between 2 columns in R	0.00
Single row per id to multiple row per id	-4.22
group multiplication using R	+1.93
R - Carry Forward Values	0.00
Group to Group division	+3.83
what does data frame equals a pattern means	-3.94
Use lubridate to edit year within dplyr chain	+4.12
concatenate two lists of string in r	+2.36
aggregate and concatenate the remaining unique elements in the output	+3.54
Remove rows with the same value across all columns	+2.78
Simplify data from conflicting sources	0.00
Mapping two lists in R	+3.68
Frequency of values per column in table	+1.44
Grouping on multiple programmatically specified vars in dplyr 0.6	0.00
manipulation of list of matrices in R	-4.15
Find rows where one column string is in another column using dplyr...	+3.88
Replace max and min values in data frame with existing values in R	+4.05
How can I use the indexed numerical value of a factor level in r?	0.00
R data frames - Suppress Values	+3.89
How to rename rows with pattern in chunk using dplyr	0.00
Calculate a team's lead at regular intervals based on scoring d...	-0.89
Is it possible to force a scale on geom_raster()?	0.00
Change values from categorical to nominal in R	-3.15
R: Filling a matrix with binary values depending on the content of...	+4.66
How to perform filtered arithmetic between rows in a data frame?	0.00
convert column values into a single row by id	-2.17
How to find bucket overlap based on common items in r	0.00
How to split vector into list based on consecutive unique values	-0.39
Replace values in data frame based on a table in R	0.00
in R: Combining rows that are almost duplicates into one row with d...	0.00
merge columns with NA values	-3.64
R: remove all rows that are missing data based on columns	+3.75
Remove row if it is same as previous row, with exception of one col...	-3.01
ggplot: how to align two time-series plots on the x axis?	+4.06
Adding new variable to dataframe equally	-1.35
finding 16 largest values in R Vector	-3.75
Sort a data frame and keep the main col	0.00
Obtain endpoints from interval that is factor variable	-2.53
identify change of values in vector	0.00
R: how to get dummy variables only for top levels of a categorical...	-1.38
R - Delete column if last value is NA	+4.00
R Cumulative calculation based on prior values in the same column	-4.03
R ggplot2: Barplot partial/semi stack	0.00
How to plot multiple columns of a data frame to see where data exis...	+3.66
creating continuous heatmap on a square figure for a dataset with u...	0.00