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Rating Stats for

lmo

Rating
1476.61 (4,507,387th) 		Reputation
32,267 (3,693rd)
Page: 1 2 3 4 5 6 7 ... 26
Title Δ
Transform complex data frame +0.22
Trying to sum different columns number at the same time +0.54
Long to wide on multiple columns by data.table -0.59
Create edgelist for all interactions from data.frame -1.69
Assign unique IDs by group, according to pattern +0.53
Operation between two dataframe with different size in R +2.12
How to add dummy variables Q1, Q2, Q3 based on the month of Date va... -1.21
transpose nested list -0.89
Complicated table calculations -0.15
How to recode many data frame columns with same function +1.40
mutate new column that matches to defined strings -0.94
gsub returning more than regex match -0.37
Matching two dataframes and pulling in a maximum value -0.50
How do I lag a data.frame? +0.05
Aggregate numeric column values for duplicate rowID and retain firs... -0.77
Stacking list column in data frame -1.95
How to 'Unstack' list in R when some of the entries in the... -0.84
R: Convert Matrix to YES, NO dataframe -1.46
Conditional sorting in data table +2.21
Configuring the R console so that it stops executing a list of comm... -0.33
Create a vector of distinct months associated to my ids +0.17
Cross merge two vectors +0.23
How to load columns from a dataframe into the list dynamically? +2.09
Averaging an increasing number of columns of a dataframe -1.36
gsub a repetitive pattern of dimensions in R -1.06
Conditional adding certain data column from two data file -0.81
how to arrange odd numbers in descending and even even numbers in a... +0.21
Sequential citation numbering in R: separate numbers by hyphen, if... +0.87
Calculations between two columns in a data frame +1.49
R - Compare values in two columns in different rows +0.96
How to group according to position in a vector using dplyr -1.68
Paste strings based on repeating logical vector elements -0.31
Collecting multiple columns into comma,separated lists +2.03
R fast way to perturb through data frame +1.29
How to take the latest entry from a data.frame and store it in new... +2.12
Repeat data frame with varying date column -1.92
Explode a table of elements and sub elements into a big table with... +0.60
Finding most frequent combinations +0.18
How to calculate specific row_number -0.74
How do I combine the values in two different columns with same names? -1.96
Add two numbers to each element of a vector +1.11
How to convert a >2 column dataframe to 2 columns +0.51
Counting number of duplicate occurences [R] +3.18
R Selecting highest count cells conditional on a second column -0.72
Purify df1 by rows that have no duplicates in df2 based on several... +1.55
How do I avoid a slow loop with large data set? -1.13
Extract number after expression multiple times +1.40
Filter rows in R based on values in multiple rows -1.25
gsub and remove all characters between < and > in R +0.53
if statement on arrays in R -0.22