xkcd: ISO 8601
xkcd 2575: What If? 2 : r/xkcd
xkcd: Formatting Meeting
1333: First Date - explain xkcd
Maps, Humor, and the Absurd — Mapping as Process
xkcd: Calendar of Meaningful Dates
2084: FDR - explain xkcd
code golf - Use xkcd's formula to approximate the world population - Code Golf Stack Exchange
xkcd - geohashing : r/xkcd
xkcd: Expiration Date High Score
XKCD comics for Linux, Unix fans and developers - nixCraft
xkcd: Standards
What are some of the xkcd easter eggs? - Quora
1340: Unique Date - explain xkcd
XKCD 'Incident Report' - Security Boulevard
Nice Guy (TM) at XKCD | Restructure!
2170: Coordinate Precision - explain xkcd
XKCD 'Hammer Incident' - Security Boulevard
EST : r/xkcd
2697: Y2K and 2038 - explain xkcd
2116: .NORM Normal File Format - explain xkcd
XKCD 'Turing Complete' - Security Boulevard
