[HN Gopher] Programming in K
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Programming in K
Author : tosh
Score : 18 points
Date : 2026-02-26 11:27 UTC (3 days ago)
(HTM) web link (github.com)
(TXT) w3m dump (github.com)
| chrisaycock wrote:
| I first encountered q/kdb+ at a quant job in 2007. I learned so
| much from the array semantics about how to concisely represent
| time-series logic that I can't imagine ever using a scalar
| language for research.
|
| Fun fact: the aj (asof join) function was my inspiration for
| pandas.merge_asof. I added the extra parameters (direction,
| tolerance, allow_exact_matches) because of the limitations I kept
| hitting in kdb.
|
| https://code.kx.com/q/ref/aj/
|
| https://pandas.pydata.org/docs/reference/api/pandas.merge_as...
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