StackRating

An Elo-based rating system for Stack Overflow

Home | About | Stats and Analysis | Get a Badge

Rating Stats for

Chris Holbrook

Rating
1522.79 (27,001st)

Reputation
1,588 (103,650th)

Page: 1

Title	Δ
How to write POSIXct / POSIXt timestamps with milliseconds into Pos...	0.00
how to subset POSIXct from POSIXct range	+0.12
Generating random 0/1 matrix with fixed features in R	+3.64
Check if any dates in a group are within specific time intervals fo...	+3.72
how to enter several empty rows in a df based on a string within a...	-2.67
Sort a list by value while retaining numeric key in R	+3.48
How to render a gganimate graph in html using rmarkdown::render(),...	0.00
How do I update the column values based on previous row values?	0.00
find the nearest previous negative value in a column	-2.65
Chaining multiple data.table::merge operations with data.tables	0.00
R - Comparing columns and using the resulting value from the column...	0.00
Date is within an interval and pull field	-0.98
How to make a categorical variable based on whether a time object f...	0.00
rbind time series and drop identical dates	0.00
RowSums conditional on value	-1.10
R read.xlsx comment character option	+4.11
Complete missing time series data with subgroups	+0.96
how to convert a very large dataset to xts? - as.xts fails on 1.5M...	0.00
How to save POSIXct data which includes date, time and time zone to...	0.00
Assign day of the day year to a month	-0.33
Merging with conditions in R	+2.04
Stopping R from appending .1, etc as suffix on header character vec...	+3.73
Merging only parts of csv file and add a coloumn with the csv file...	0.00
R Multiplying each element of an array by a different number	+4.02
Date formatting issue for report	0.00
formatting date and timezone in R	0.00
Interpolation of time series of missing values in a column in r	-0.15
How to append/update a row from a data frame to a table in PostgreS...	0.00
Error when converting latitude and longitude from degrees, minutes...	0.00
Formatting Timezone part of DateTime object in R	0.00
Convert character date and time with milliseconds to numeric in R	+4.12
How to properly handle timezone when passing POSIXct objects betwee...	+4.25
can't write timestamps in PostgresSQL using RPostgres dbWriteTa...	0.00
How to index Greek symbols in R expression	-1.81
collapse dataframe based on rows and calculate weighted mean r	-2.87
Logrank test for specific groups via Cox regression	0.00
R Looking up closest value in data.frame less than equal to another...	0.00
Shading area of curve from x axis in R	0.00
Identifying the sum of all possible pairs of observed dates within...	+3.99
Probability over a circular region	0.00
R survival package; plotting log(-log(survival)) against log(time)	0.00
Summing adjacent rows based on conditionals	+0.78
removing part of a graphic in R	-3.88
How to load arrays with 3 dimension using R2WinBUGS?	0.00
find corresponding dateTime in several time series in R	+0.05
dateTime changes from POSIXct to factor when averaging - R	+0.21
How do you convert dates/times from one time zone to another in R?	0.00