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Rating Stats for

Matt Summersgill

Rating
1532.75 (16,249th)

Reputation
1,962 (85,348th)

Page: 1 2

Title	Δ
Mutate Next unique values in one hour and expand and aggregate	+4.07
R: creating variable conditionally based off two shift statements	+0.07
Read multiple csv files (and skip 2 columns in each csv file) into...	+3.73
Remove space after lemmatization	0.00
How to schedule a Cronjob so it executes all R scripts in a file	0.00
keep the order of the subsetting vector with data.table	-2.46
Equivalent of RMySQL::dbEscapeStrings() for a Microsoft SQL Server...	0.00
Separating time-series data into half-hour chunks	0.00
How to Cbind a data.table and a vector	0.00
For loop within a for loop for iterating files of different extensi...	+2.51
How can I run a regression daily and save the coefficients in a new...	0.00
Plotly bars with x-axis offset for timestamps	+3.73
Running count records in time series according to a condition	0.00
Convert character vector of height in inches to cm?	+2.03
How to remove the first column (index) from data table in R Shiny	0.00
How to get group name in data.table's group by?	0.00
Is there a fast R function like rollapplyr with increasing window s...	+3.91
Look-up in R across data tables with "IF" condition	-2.20
How to create a sampled choice set for a discrete-choice model usin...	0.00
Closest Value for each 15 min interval	+3.50
Multiple line chart using plotly r	0.00
Plotly R : Order by month name for axis	0.00
Plotly (r): Unable to apply correct colors to 3D scatter and show l...	-4.30
How to produce 6th worst value based on 2 criteria and insert resul...	-4.98
R- Subtracting the mean of a group from each element of that group...	+0.05
Split points by a factor in a plotly scatter plot	+3.68
R Replace values based on conditions (for same ID) without using fo...	-0.59
Merging two dataframes based on closest match without exact match	+4.36
When selecting "top n" columns from data.table or head(),...	-4.97
R: efficiently computing summaries of value-subsets whose contents...	+0.10
Filtering dates for time series plot using dplyr	-4.33
R: more efficient solution than this for-loop	+3.53
Make for-loop within a function faster in R	0.00
force column break in RMarkdown ioslides {.columns-2} layout	0.00
Foreach if loop	+3.73
Validate time series index	-0.15
Extract all click event plots from Shiny, Plotly - R	0.00
data.table v.1.11.0+ no longer freads data file that was fread by v...	+0.42
Fast way for String matching and replacement from another dataframe...	-1.41
What is the advantage of using library('tidyverse') instead...	0.00
Build a table of unique lines in a file and the number of times eac...	+2.44
Slow wordcloud in R	0.00
Creating Subset of data table in R based on another column condition	-3.35
Looping all Variables in Data.table to create n-lags	-2.36
Parallelization over for loop analyzing a data.frame	0.00
Check version of library deployed at shinyapps.io	+3.75
R: for loop within a foreach loop	+4.97
R: dplyr solution for for-loop with initial conditions set	+4.11
Run if loop in parallel	-3.93
plotly visualisation is too slow for United states county map	0.00