urls.input

https://www.ast.cam.ac.uk/~vasily/idl/emacs_commands_list.html
http://sed.sourceforge.net/sed1line.txt
https://www.grymoire.com/Unix/SedChart.pdf
https://redlinernotes.com/docs/talks/clfj/references/cl-reference-brian.pdf
https://redlinernotes.com/docs/talks/clfj/references/cl-reference-mitch.pdf
https://www.inf.ufsc.br/~aldo.vw/func/cl-quick-reference.pdf
https://svn.nmap.org/nmap/docs/nmap.usage.txt
http://www.egr.unlv.edu/~ed/assembly64.pdf
https://www-users.cse.umn.edu/~gini/scheme/SchemeIntro.txt
https://www-users.cse.umn.edu/~gini/scheme/Scheme.QuickRef
https://web.stanford.edu/group/csp/cs21/htmlcheatsheet.pdf
https://opensource.com/sites/default/files/gated-content/cheat_sheet_pip.pdf
http://ais.sys.i.kyoto-u.ac.jp/~task/format-func.lml
https://www.iana.org/assignments/media-types/media-types.txt
https://www.ai.sri.com/pkarp/loop.html
https://www.iana.org/assignments/media-types/application.csv
http://web.archive.org/web/20150612214804/http://mirror.lug.udel.edu/pub/fink/distfiles/onlisp.texi.gz