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Rating Stats for

eddi

Rating
1623.32 (1,012th)

Reputation
42,998 (2,509th)

Page: 1 ... 9 10 11 12 13 ... 18

Title	Δ
How to set multiple columns in a data table to values from differen...	-2.10
R list access time	0.00
Full outer join with two-sided roll (LOCF)	+0.85
Store values in For Loop	-0.55
renumbering of a simple vector/integer/list in R	-0.87
Efficient Manipulation of Time Series in R Data Table Package	+1.71
Find closest value in a vector with binary search	+0.43
Particular string split in R	+0.44
Increase efficiency in finding first occurrence of events	+2.38
Calculate range of data with breaks for missing values - R	+0.22
Apply over rows of data.table: find rows where a subset of columns...	-0.11
data.table - does setkey(...) create an index or physically reorder...	0.00
how to merge data frames which are elements in a list?	0.00
decimal point setting in fread, data.table	0.00
How to access data.table columns in a function in `j` without pass...	0.00
data.table with rolling join calculating average conditional on date	+2.81
how do you pick the unique values in data frame	+0.43
remove rows that are same on one column but different on another fr...	+2.02
Split and Diff function in R	-0.84
Using data.table for multiple aggregation steps	0.00
R data.table doing an inner join on a field and operating on another?	-0.52
Merge data.frame rows with common column values	+1.69
Matching value to more than one key column using join	+1.71
R How to add multiple columns (:=) to data.table based on results o...	0.00
Creating 'Top 10' lists in R	+0.30
Match and rematch data.tables	0.00
Inconsistency when getting class attribute of different R objects u...	0.00
passing unevaluated expressions to C/C++	0.00
Match values in each group of a data.table column to values in a ve...	-0.20
Sum pairs of columns by group	+0.45
R: Split a matrix in equal parts, retain succession and save parts	0.00
Conditional calculations in R	-1.92
data.table loses factor ordering after rbind, R (possible bug)	-1.60
data.table join then add columns to existing data.frame without re-...	0.00
Can I make this dplyr + data.table task faster?	0.00
Regression and summary statistics by group within a data.table	0.00
R loop replace multiple values in matrix	0.00
How to aggregate a data.frame on both row and column names based on...	+1.19
rbindlist for factors with missing levels	-2.12
Match rows on several variables efficiently - exclusion of columns	-0.24
Adding time (seconds) to select cells in a large data set condition...	-0.90
find all duplicated records in data.table (not all-but-one)	-0.40
R cutting two data.frames based on intervals and merging	+1.96
How to replace NA values in a table for selected columns? data.fr...	-1.35
Generalized function to substitute all variables in the quote()d ex...	+0.44
using lm(my_formula) inside [.data.table's j	0.00
Identifying rows which do not have any subsequent values	-0.05
How to merge two data frames with different lengths by recycling wi...	+0.46
R, convert multiple text filenames to a column name	-0.49
Hashed lists in R, recovering a key given a value(vector)	+0.88