Usually fastest code challenges have the challenge author time the results on his/her machine. For old questions for which the challenge author may not be active any more (ex. those by user Lembik), how can the timings be compared fairly? Is there a community accepted reference machine that can b...

When will DST starts / ends (WIP) code-golfdate Write a program (full or function), takes no input from user, tell user when Daylight Saving Time will starts / ends in the following year for users timezone (as configured on users' system / environment). Output should be the time when DST starts /...

Determine tournament winners code-golf Given a table of names and per round scores, arrange the names in descending order of their Neustadtl Sonneborn–Berger score. Challenge A player's Sonneborn-Berger score(which we will from now on refer to as "tiebreak score"), is the sum of the points they r...

Surprisingly, I don't think there has been a question about Whyte notation before. I suspect the ASCII challenge is a bit too easy, but not sure how many people are interested in a graphical challenge. Thoughts? Comments? Whyte notation Write a program which turns a string containing a valid (s...

Encode a Lenguage The Len(language,encoding) family of languages is a variety of Lenguage derivatives. To encode a program into a Len language, you replace every character with its representation in a certain encoding, then turn that into a giant integer. Your challenge is to write a function or ...