StackRating

An Elo-based rating system for Stack Overflow

Home | About | Stats and Analysis | Get a Badge

Rating Stats for

hvollmeier

Rating
1478.99 (4,500,423rd)

Reputation
2,284 (73,740th)

Page: 1 2 3 4

Title	Δ
R: Gsub to conditionally remove spaces	-2.19
rCharts formating	0.00
R: how to check if all columns in a data.frame are the same	-2.27
Loop over a large list of elements and calculate mean in R	+0.28
Use a column in a data.frame to select another	-3.26
How to modify the cells in a column in R	+0.40
Shiny (R): Download selection in selectInput to local machine	0.00
R Base Plotting: Getting a timeseries to show days of the week rath...	+0.35
Create new column based on two other columns, but average when obse...	-2.24
Select entire row based on calculation done to column in data.table	0.00
MACD signal generator R	0.00
How to convert non-numeric strings into integers in R	-0.62
R: Volatility function that interprets NAs	+1.63
Weekly time series plot in R	-3.73
Print multiple ggplots for each factor using a for loop in R	+0.47
reshaping daily time series data	+0.32
Quantstrat error in instrument class constructor	0.00
expand.grid with separate variable for each column	-2.76
Converting date in SMA data calculated in TTR package to POSIXct	0.00
Colouring ggplot x axis in facets	-3.65
How to move information in some rows in R to columns?	-3.40
How to select only positive rows from a matrix?	-3.31
How to insert a colon between columns in r	0.00
R base graphics: How to set size of text/graphic elements?	0.00
Extract filename from data frame	0.00
Mutating multiple columns in a data frame	+2.43
How to use magrittr piping with multi-argument functions?	+1.29
How to create a range of dates in R	+1.56
plot using few values of a Specific column in R ggplot	-4.15
merge by date not time in R	+4.10
Does chart_Series() work with logarithmic axis?	0.00
ggplot geom_text font size control	-3.32
Converting excel time to R time format	-3.79
Bar plot with negative and positive values centered on a non-zero v...	+4.21
Aggregate daily level data to weekly level in R	+4.13
Extract data from HTML page in R: option values in specific select...	-3.25
Using dplyr window-functions to make trailing values	-3.21
R in quantmod error	0.00
Accessing objects of environment in R using quantmod library	-4.12
find the index of max value in data frame and add the value	-4.02
Plot two series on same graph that begin on different dates	+4.15
Quickest way to find the maximum value from one column with multipl...	-1.54
How to read multiple CSV files by creating function	-3.70
writing function for reading files from a directory in R	-1.55
selecting rows of which the value of the variable is equal to certa...	+0.58
Percentage within category	-1.61
Rearrange Variables in a Data Frame in R	+0.04
calculate Value at Risk in a data frame	+0.42
Read intraday data with getSymbols.csv	0.00
Create empty xts objects via for loop	0.00