Unzipping with ldply produces Error Results do not have equal lengths...

stack different dataframes in a function...

pass column name to dplyr filter function from within a function...

How to retrieve global index while using ddply?...

summerize NA, count BY GROUP...

Is there a way to filter a row in R based on a categorical column and a date column...

Having problems updating do() function...

ddply with lm() function...

Grouping by Multiple variables and summarizing character frequencies...

Error while Calculating Weighted Standard deviation in R...

Removing outliers within each group of a dataframe...

Create a new column with max values using the identifier column within a pipeline...

Aesthetics and bang-bang in ggplot2...

Object not found using ddply...

Creating a stock index etc. from a large data frame in R...

group_by using the function "for" didn´t work (R)...

Correlation matrix by group...

Using plyr ldply parallel with function within function...

Error in unique.default(x) : unique() applies only to vectors...

How to calculate percentage for each cell in a dataframe using ddply?...

Why does summarize or mutate not work with group_by when I load `plyr` after `dplyr`?...

How To Create New Column Based Off of Secondary ID Column Utilizing Data Connected to Primary ID Col...

How to set a video caption track as default dynamically...

Stop video when modal is close - Plyr plugin...

selecting a value from df during ddply summarise...

Extract & combine multiple substrings using multiple patterns from some but not all strings cont...

R spread ddply fivenum result...

Find largest pair from two columns while keeping the dataframe intact...

Video does not load - chrome: Not allowed to load local resource...

Sum all columns, by same ID...