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Rating Stats for

Darren Tsai

Rating
1579.47 (3,058th) 		Reputation
2,615 (64,638th)
Page: 1 ... 4 5 6 7 8 ... 11
Title Δ
How to rbind sublists in R 0.00
Get the number of levels in a column matching each level of another... +0.43
How to Obtain Cumulative Triangle in R 0.00
R function to find the vector with the highest correlation with all... +1.18
Tidy several variables with different keys at once in r +0.42
Separate rows with based on id +1.01
How to sort a data frame on multiple variables of which the names a... 0.00
Forward fill rows in a r data table -0.68
Linear equation on plot 0.00
Summarizing groups where the intervals are adjacent 0.00
Calculate midpoint for hh:mm variable over the span of two days wit... 0.00
Rotate x-axis labels at a given degree for boxplot in R +0.43
Write a list of dataframe in an excel file +0.40
How to make a new column in a data frame based on results of two co... -0.62
Mutate dynamic column name based on others columns values 0.00
Create new column if value is within window range in the same colum... +0.42
How to filter data as long as a group contains certain values? -0.39
box without space in multhist +0.41
Give rank based on two variables of data frame -0.94
Degrouping from one row per group to one row per subject 0.00
How to do a side-by-side bar plot in ggplot2? -0.66
Split of one folder (with images) into two and move images to the n... +1.14
Create a new dataframe with the all possible combinations -0.31
Extending dataframe by adding 0 -0.21
change data in column with the previous information in another column -1.44
Pass on graphical parameters through a new function 0.00
cumulative product using group_by function -0.16
Subtracting columns in a loop +1.81
R find overlap between strings in columns of two dataframes +1.69
Fill incomplete time series in data.table +0.62
Using a string for variable name in dplyr top_n 0.00
Combining two plots side by side +1.89
How to compare row-wise two different matrices exhaustively in R? 0.00
Iterate a value when similar value within a column in R 0.00
How to turn multiple columns into factors as new columns and change... 0.00
How do you move every other line to the line before it in R? +1.87
Calculating combinations of column names without duplicates using c... -0.64
split vector after all predefined set of elements occured +0.44
Making multiple graphs with apply function and showing variable nam... 0.00
Create a new column that is filled with value from other table if i... 0.00
How can we use every "current row" value as condition arg... +0.43
Elegant way to create sequence of integers with decadic maximum of 59 +2.19
How to keep other columns when using dplyr? +0.43
Cut day into multiple parts +1.61
How can I add a subscript to my axis label when using persp3D funct... 0.00
Generate multiple columns of variables with `dplyr` and function in... +1.29
How to draw a rectangle under the plot lines in plot? 0.00
Rotate a dataframe with header +1.19
color assignment using the image function 0.00
Combine with() and ggplot2 +0.63