ag1
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since ‎2008.10.03
‎2021.06.14

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KDB+ 4.0 2020.08.28 Copyright (C) 1993-2020 Kx Systemsm64/ 4(16)core 4096MB EXPIRE 2021.03.22 q)","sv ("ab";"cd")"ab,cd"q)","sv ("ab";"c")'type [0] ","sv ("ab";"c") ^q))\\ why does scalar => vector not work with 1 character strings
What is the proper way to call a function on each item of the vector?/ create table, one col has strings with spacesq)t:([]s:`a`b;(n:`$"dd ee";`$"f g h"))/ function to vector-from-scalar by spacesq)f:{first " "vs x}q)f "dd ee" "dd"/ select q) select ...
What is the correct way to create tables with date types?q)tt:([]d:`2019.05.26`2019.05.25`2019.04.01; j:1 2 3)q)ttd j------------2019.05.26 12019.05.25 22019.04.01 3q)meta ttc| t f a-| -----d| s j| j q)tt:([]d:"D"$"2019.05.26" "D"$"2019.05.25" "D"$"2...
1. Is there a better way to represent the graph as a Q object? (see picture below)q)bgn:`1`2`3`3`4`5q)end:`3`4`4`5`6`6q)distance:1 1 1 1 1 1q)flip `src`dst`dist!(bgn;end;distance)src dst dist------------1 3 1 2 4 1 3 4 1 3 5 1 4 6 1 5 6 1 2. what is ...
Does q support calling out to FTP? or should I just make a python script and call that from q?eg.q)\ftp server.example.comor q)\dostuff.py