[R] Fuzzy merge using timestamps

Let it be know I am still a neophyte in the R-community forum world, so please don't flame me too bad. I have two sets of data, each with a set of timestamps. I would like to somehow merge the datasets based on the timestamps and an individual identifier. That is there are several individual

[R] Fuzzy merge using timestamps

Greetings Supreme Council of R Masters, Like toddler, I have gotten my head stuck in the banisters of R ... again. Let it be know I am still a neophyte in the R-community forum world, so please don't flame me too bad. I have two sets of data, each with a set of timestamps. I would like to so

[R] foreloop? aggregating time series data into groups

I have a data set similar to the set below where 1 and 2 indicate test results and 0 indicates time points in between where there are no test results. I would like to allocate the time points leading up to a test result with the value of the test result. What I have: What I want: 1