When running a web scraper, you probably want to monitor your disk usage and computer resources (memory / cpu), as well as watch a log file.
You probably also want to run a command for a few hours, or days - so you should use a terminal multiplexer - to use multiple terminal sessions at the same time. This means if your session is disconnected, you can reconnect later. This also means you can run multiple commands at the same time.
The following points are explained in more detail on the previous page.
top- or install
htopfor a more readable format.
tail -f filename.log.
So, a typical workflow might be:
./my_awesome_go_program arg0 arg1 > log.file
ctrl + b, d
tail -f log.file