Kerry questions

• joining data based on a moving time window in R
• How to rewrite my R code for multicore processing?
• scatterplot regression line lty command is not being recognized
• Distance between simultaneous point locations in r
• Subset first 500 rows by group, for a subset of groups
• Matching data from unequal length data frames in r
• remove duplicate rows based on conditions from multiple columns in r
• join data based on a Date/Time range in R

Kerry answers