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Rating Stats for

Pierre L

Rating
1617.14 (1,182nd)

Reputation
24,556 (5,227th)

Page: 1 ... 5 6 7 8 9 ... 16

Title	Δ
Merge based on partial match of ID in R	0.00
Efficient coding - R regular expression replicate line for each match	+2.30
Help needed in Data cleaning using R	+1.69
Create a function to add factor column from data	0.00
how do you subset the based on the count rows per each unique entry	+1.42
R- tapply doesn't keep dates formated	0.00
Sorting data in a dataframe in R	0.00
Dump data to Data Frame and then plot	0.00
How do i replace NA with values from other table which matches the...	0.00
Loops in Time-Series-Cross-Section Data in R	0.00
Using a matrix table to look up a value in a data.frame	0.00
Why doesn't choose.files() open in the current working directory?	0.00
Running subsetting function over multiple excel sheets and multiple...	0.00
Remove rows from an R dataframe based on parts of a character varia...	0.00
Match a string within column values having multiple values	+2.23
Grouping rows from an R dataframe together when randomly assigning...	0.00
Unable to rename column in R	0.00
Perform function on String of Numbers in Data Frame	+2.61
Reference a variable inside select function in R	0.00
select column according to value of another column in R	+2.29
combine rows in dataframe with vector constant	0.00
Percentage summary in a dataframe	0.00
Aggregate 5-Minute data to hourly sums with present NA's	+0.46
R: Detecting emoticons using regex	0.00
R: Paste function arguments with list	0.00
Sequentially rank vector	+0.94
Re-organizing the data set based on all possible combinations	-2.02
Subset lines of a data.frame containing a string in another file	-0.56
grouping of dataframe find the count,sum on columns	+0.32
Multiple merges with loop for "by" variables	0.00
R data.table: reformat sub-headers into separate column	0.00
Optimization : conditional test on several matrices & extractio...	0.00
Syntax for loading vs. installing libraries.	+0.60
Dataframe count of values in one column	+0.45
R ddply summarise sum only selected/specific/logical rows	+2.03
Create payoff matrix in r (elements of the matrix being tuples)	0.00
select column values based on max date and closest date	0.00
Create "Yesterday's Value" variable for multiple time...	+1.41
Accessing multiple matched objects in a function without explicitly...	+0.46
Delete columns/rows with NaN with apply	+0.42
Extract and organise values from a structure	0.00
How can I separate one column into two in R so that the all capital...	+1.75
iterate through matrix R	+2.25
How to delete a filtered column in a pandas DataFrame?	0.00
Aggregate factors in Variable in R	0.00
Python Regex: password must contain at least one uppercase letter a...	+0.48
groupby issues of not recognizing numeric column pandas python	-0.53
Split dataframe in R by date	0.00
Python: how to see if the list contains consecutive numbers	+0.23
Labeling unique values in R	-0.11