as you point out, tables are stored in memory as a flipped dictionary of
lists:show t:flip `name`iq!(`Dent`Beeblebrox`Prefect;98 42 126)name iq
--------------Dent 98 Beeblebrox 42 Prefect 126but you can treat a table
as a list of dictionaries (and in...
after five years of effort, 'fun q' is now available on amazon:
https://www.amazon.com/dp/1734467509what started as a fun project of
porting a few machine-learning algorithms to q, turned into an
all-consuming obsession.whether you are a data scienti...
Congratulations to Anjani Singh for winning the coding competition.The
implementation used the following techniques to win:1) placing an
attribute on the key of the character mapping dictionary2) vectorizing
the conversion from character to number by...
if you ever need to replace the first two elements 'by sym', for
example, depending on 'i' won't help.one alternative is to explicitly
drop the first two elements and append two with null
values:q)t:(mycol:`a`b`c`d)q)update (``,2_) mycol from tcare...
the first example uses the 'do' syntax:
https://code.kx.com/q/ref/accumulators/#doso you are running the
function (min+) (which is a curiosity to me) zero times. the result is
thus the same as the input.the second example runs (min+\) which is the
i'm happy to announce that the kindle e-book version of 'fun q' is now
available: https://www.amazon.com/dp/B08R5W95WFthis has been a constant
request and i finally found the time/method to convert the math formulas
(both formal and inline) to images...