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djhurio

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1519.47 (32,989th) 		Reputation
4,270 (39,153rd)
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Title Δ
'fread' not compatible with leading/trailing whitespace? -0.16
How do you extract a few random rows from a data.table on the fly -3.05
fread does not skip empty line when it's the last line of regio... 0.00
add NAs to top of dataframe -4.25
Dynamically allocate a data.frame with grace +4.78
How to specify correctly a file 0.00
R data.table comparing dates between tables and counting records 0.00
spss.Cursor and Frequency 0.00
Changes values in SPPS usin syntax -2.27
R read.table(), how to get header and skip lines? -0.25
stratified random sampling from data frame in R -2.78
R - fast way to count data frame lines with two columns set to spec... +1.87
Creating a for loop which can filter and then perform a complex num... -0.29
How to sort all dataframes in a list of dataframes on the same colum? -3.65
What is the most efficient way to sum all columns whose name starts... -0.05
Calculate average from uniquely identified pair of columns in dataf... -0.18
How to avoid wired ylab error when plotting in R -4.44
How to run R script on server? 0.00
data.table names character vector is a reference -4.42
Creating a table showing the number of common values of two interse... +3.73
Adding an "Overall" row that ignores by=x when creating d... 0.00
How to read the NA count in a table? 0.00
R search Number between two others in a vector +4.62
Dynamic Filter in Data Frame -2.88
dynamic aggregations with data.table in R using derived column names +3.81
Subtract number from matrix in R when condition holds 0.00
How do I export a SQL query into SPSS? +3.89
How can I loop an ANCOVA, changing some of the variables? 0.00
SPSS Aggregating data from another dataset -0.64
Warning: longer object length is not a multiple of shorter object l... 0.00
SPSS : syntex error involving RECODE command 0.00
Big data memory issue in R +3.74
SPSS: creating new continuous variable from a series of dichotomous... 0.00
SPSS Macro to run aggregate command in multiple data files -2.12
Running jobs in background in R +3.53
Transposing and Merging datasets in R 0.00
Reshaping data in R without using dcast (reshape2) -4.02
Multivariate apply function to compare, pair-wise, a set of files +3.83
How to Sort Excel Column S.T. Rows w/ Null/Empty Column Cell Go On... 0.00
Error importing SPSS data into R -0.05
SPSS: Assigning a value to macro variable based on data from file B... -0.05
Need urgent help sorting multiple categories in SPSS 0.00
ddply multiple function arguments + naming -4.13
Problems loading data into SPSS from Mysql/Excel 0.00
how to avoid an optimization warning in data.table +0.91
How can I set "999" as the DEFAULT missing value in SPSS/... 0.00
Technique for finding bad data in read.csv in R -1.93
Edit: R simulation study calling function +3.76
SPSS error when running for manova 0.00
Missing data & single imputation -0.51