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talat

Rating
1671.29 (315th)
Reputation
53,631 (1,824th)
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Title Δ
Generate a new variable based upon the values of the previous and n... +0.14
How to find the index of maximum values among classes in an unsorte... -0.37
Subtraction within Groups using R +2.69
How do I do a conditional sum which only looks between certain date... +0.71
Sample by group using the sample_n function of dplyr 0.00
Assigning the value based on a matched condition to another variable +2.30
Creating multiple dataframes simulataneously based on different val... -0.43
Extracting a row from a data frame in R -1.76
checking if data types are appropriate and returning an error messa... -1.09
Create all possible combinations of binomic variables in r 0.00
Create lags with a for-loop in R +0.02
Computing Colwise Means on a Given Interval -1.07
Subset columns in dataframe X based on columns of dataframe Y 0.00
Removing rows of data frame if number of NA in a column is larger t... -1.37
What's the best way of getting rows with minimum value in specific... 0.00
Bind list with unequal columns 0.00
match part of string in R 0.00
For each row, which columns contain value 0.00
Aggregate data in one column while maintaining/return data in other... +2.24
How to find the nth lowest value without sorting +0.15
How to convert 5.84333333 to 5.843 +0.18
sum/aggregate data based on dates, R 0.00
stats$height~stats$treatment, plant=="A") 0.00
How to plot a certain range of x values of dates and times? Error &... 0.00
Previous date for category in data frame into next row of the same... 0.00
Complex aggregation of table +0.49
R plot response average and count per categories -0.05
Sum column values that match year in another column in R 0.00
Is there a package that I can use in order to get rules for a targe... 0.00
Create a list of unique values from a column in multiple data frame... +0.10
R - Subsetting XTS via Time and Which 0.00
Counting occurrences by factor and over time interval -1.91
R: Find the maximum value of each simulated iteration in R +0.09
Split a data frame with multiple observations from 1 variable into... 0.00
Missing value where TRUE/FALSE needed in read file function 0.00
Faster way to multiplication in data frame -3.20
Floor values in a dataframe in R -4.34
Replace value in columns if value is (greater/smaller) 0.00
Applying gsub to various columns 0.00
Sorting specified rows in a matrix by the first column in R -0.03
Removing Locally Repeated Values +2.54
R loop over the data frame and plot -0.53
Strange error message whatever way I try to aggregate mean in R +0.04
R reshape a matrix and join columns 0.00
R melt and aggregate +0.09
R parallel execution 0.00
Combine character columns into new column +1.13
R-check the first and last record per day per id/ loop 0.00
I'm having trouble adding a column to a dataframe based on a function -1.07
How to pass an R function argument to subset a column 0.00