jblood94 questions

jblood94 answers

• Efficiently reconstruct state variable from event times in R
• How to perform a conditional join on statement containing both AND and OR operators?
• fcase to multiple outputs
• Fast subset based on list of ids
• Why is my implementation of rgeom faster than R's?
• Multiply the values of columns by a value, which is found in a different dataset
• Randomly partition an integer into n parts, with zero a possible outcome
• Prevent data.table from coercing a list of vectors of different lengths to a data.table
• Checking if a set of numbers can be added up to a given value
• Excel ScreenUpdating False and still flickering screen