I think there should a section above or below posts/answers with the option to add link(s) to (if any) manpages and/or official (or a similar) documentation to command used in the answer as this will be informative to the OP and future users looking for an answer.

I think there should a section above or below posts/answers with the option to add link(s) to (if any) manpages and/or official (or a similar) documentation to command used in the answer as this will be informative to the OP and future users looking for an answer. Also, this will sort out the problem of useful links getting lost in long answers!