1230: Polar/Cartesian

Protip: Any two-axis graph can be re-labeled 'coordinates of the ants crawling across my screen as a function of time'.

Explain XKCD: 1230

981: Porn Folder

Eww, gross, you modified link()? How could you enjoy abusing a filesystem like that?

Explain XKCD: 981

1918: NEXUS

You also refuse to buy Cisco products because you hate the Thong Song, O. Henry, Deep Space Nine, freshwater whitefish, teenaged Incan emperors, Brak's brother, and vegetable-based shortening.

Explain XKCD: 1918

841: Audiophiles

For years, I took the wrong lesson from that Monster Cable experiment and only listened to my music through alligator-clipped coat hangers.

Explain XKCD: 841

1692: Man Page

For even more info, see blarbl(2)(3) and birb(3ahhaha I'm kidding, just Google it like a normal person.

Explain XKCD: 1692