Selecting Values Below and After a Certain Value in a DataFrame

Writing Per-Variable Counts with Data.tables in R: Efficient CSV File Output Using l_ply Function

Understanding the Limitations of milli/micro Second Resolution for ITime in R

Finding the Next Occurrence of a Certain Event in a Dataset Under Specific Conditions Using R.

Transforming Data from Long Format to Wide Format Using dcast() in data.table

Calculating Time Elapsed Between Timestamps in data.table Using Conditions

Collapsing BLAST HSPs Dataframe by Query ID and Subject ID Using dplyr and data.table

Using Vectorize to Achieve Vectorization: Best Practices for Optimizing Performance in R

Removing Rows with All NA Values in a CSV File Using R Code.