Database Reference
In-Depth Information
how to write jq filters (and why you might want to)
see the jq manpage, or the online documentation at
http://stedolan.github.com/jq
Specifying the
--help
option also works for GNU command-line tools, such as
cat
.
However, the corresponding man page often provides more information. If after try‐
ing these three approaches, you're still stuck, then it's perfectly acceptable to consult
the Internet. In
Appendix A
, there's a list of all command-line tools used in this topic.
Besides how each command-line tool can be installed, it also shows how you can get
help.
Further Reading
• Janssens, J. H. M. (2014). Data Science Toolbox. Retrieved May 10, 2014, from
• Oracle. (2014). VirtualBox. Retrieved May 10, 2014, from
http://virtualbox.org
.
• HashiCorp. (2014). Vagrant. Retrieved May 10, 2014, from
http://vagrantup.com
.
• Heddings, L. (2006). Keyboard Shortcuts for Bash. Retrieved May 10, 2014, from
• Peek, J., Powers, S., O'Reilly, T., & Loukides, M. (2002).
Unix Power Tools
(3rd
