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To schedule the person feed, run the command "crontab -e" and uncomment the click_irb_person_feed line as shown below. By default, the job is scheduled to run nightly at midnight, though this can be changed in the crontab file if necessary. Output from the job will be redirected to the click_irb_person_feed.log file.
Source
The source code for the jar file is in an Eclipse project which can be found in the RAS GitLab repository: https://gitlab.it.tufts.edu/ras/click-irb-person-feed