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Shenglin Chen

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1418.52 (4,535,890th) 		Reputation
3,802 (44,150th)
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sas variable not found in simulating binomial distribution 0.00
Finding the second latest date in SAS -0.58
R: recode previous/following n observations +1.63
Like operator in SAS datastep +1.66
Does a macro variable created in PROC SQL become local or global -1.34
How to add string inside another at a specific position +0.59
Conditional filter of grouped factors - dplyr +0.64
Import text into array in SAS data set +2.31
R filter a column which contains several keywords -0.62
How to add a column containing mean value to a table in SAS -1.32
How do I deduplicate words in a character variable? -1.49
SAS/SQL Date Time Issue +2.61
How to aggregate over only distinct values in SAS Visual Analytics 0.00
Use of IN, INNER JOIN and EXIST for a SELECT in 3 different tables +0.05
Searching for patterns and only getting the patterns as output (R)? +0.38
SAS: create time ID variable with program (instead of using the poi... -0.40
How to use proc sql in sas and the in statement from another table -0.40
Cumsum along one dimension in an array -0.40
Using Date as Constant in expressions -0.49
How to sum a variable and record the total in the last row using SAS +0.09
Split a string in each row and duplicate that row 0.00
Collapse duplicated string columns by using SAS or R or Excel +0.89
Convert string of numbers into numeric data type in R -0.66
Separate class for each variable in proc means -0.26
SAS PRXPARSE usage to retrieve length of string matching pattern 0.00
Count # of word in a macro variable -0.61
Sum monthly into yearly in SAS -0.03
R regex - match until first letter-space-digit combination from the... +1.59
data.table - Summarize a column with filters based on same column -1.06
how to remove words of specific length in a string in R? +1.88
Combining columns in SAS -0.60
Invalid option name in CATS SAS function? -0.42
getting means of matched columns in different dataframes +3.02
How can I aggregate unique occurrences by year? 0.00
Replace variable name in string with variable value [R] +0.87
Using gsub on a dataframe from one column applied to another column -0.63
Using an OR clause in my INNER JOIN -0.11
Exclusive Disjunction -1.13
How to erase all non-letter characters before first letter (R vecto... -1.00
setdiff of rows in R +0.31
Counting certain values in rows in SAS table -0.75
Count over columns in SAS -0.62
minimum number of variables required for proc transpose +0.55
Detecting and Removing Commas from only a portion of a string in a... -0.95
How to replace "|" from string in R -0.41
How do I search for a specific email domain in a text data in R? 0.00
Extract column name and specific value based on a condition +1.42
Is there an informat to read values in "yyyy-mm-dd hh:mm:ss.ss... -0.40
Extract contents within brackets using R and Regex -0.48
Replacing the specific values in columns of data frame using gsub i... -2.29