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Rating Stats for

PKumar

Rating
1532.37 (16,534th) 		Reputation
6,964 (23,069th)
Page: 1 2 3 4 ... 7
Title Δ
gbm not recognising tuning parameter grid 0.00
Convert multiple columns of numeric data to dates in R +1.04
What makes negative number in lubridate? 0.00
What should be an Optimal value of K in K means Clustering for it t... 0.00
String between first two (.dots) -0.16
I want to grep/gsub empty, space and a hyphen and replace that with... 0.00
How to use mathematical operations while subsetting in R without cr... 0.00
Adding linear function coefficients to the title of a plot in R -0.54
Use scientific notation only when needed 0.00
How can I combine logical vectors? -2.03
Enclosing a particular element(s) in a vector in quotes -2.20
How to move a word position in a sentence in pyspark 0.00
Vector of comma separated strings to matrix -1.28
Delete characters from a column 'n' characters after the gi... -0.96
R - function which() that is not bringing the right output 0.00
remove quote from output of conditional sentence in r +2.07
How to breakline inside logical OR Regex operation 0.00
How to avoid that anytime(<numeric>) "updates by referen... -0.64
numbering records in grouped data +1.52
Apply approxfun in a nested list in R 0.00
Truncate string in r from an inconsistently placed, duplicated char... 0.00
Iterative t-tests in dataframe with lapply 0.00
Matching all elements in in nested lists (irrespective of position)... 0.00
Ordering list object of IRanges to get all elements decreasing 0.00
How to extract a specific string followed by any number? -1.26
distribute `n` among `k` units without repetition and zero structur... +1.12
How to expand a data.frame containing a column with a list 0.00
Get the least difference of numeric vector +1.54
How to center boxes on top of lines in the legend of a plot? -1.68
python regular expression not evaluating with \b +1.93
Conditionally replacing a substring value in a column with substrin... +0.12
How to create a variable and apply it to a column? -1.07
Create substring from string based on pattern and also retain the p... 0.00
Convert columns to sub-field by grouping -1.25
R - split based on singel delimiter criteria, to create multiple li... +2.10
Saving unicode characters in R 0.00
Search for text in one column within a string in another column -0.43
how to grep text and aggregate +1.24
Extracting identifiers without matching files in a folder +0.47
Rotating histogram horizontally in r -0.03
regex keep only last number before word R (reproducible) -1.95
use multiple options for multiple plots +0.45
Logistic regression error: New levels in categorical column in Test... 0.00
Linear Regression: Error in eval(predvars, data, env) : object '... 0.00
Calculate a moving average from circular data in r 0.00
Created a nested Named List in R -1.45
Adding one day at each value change +0.47
Change value column a if column b contains conditional string -1.41
loop through a column and add the last values in r -0.33
Column 1 as the label and column 2 of the variables starts as colum... 0.00