New Contributor III
New Contributor III
since ‎2021.06.24

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  • 44 Posts
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I understand the function and the projec`tion.I'm wondering what is " ,' " and why is it used hereWhy do we enlist the list, and enlist 3 inside the list but not 2.What is the "each" doing here, as far as I can see {x+y+z}[1;;],'enlist (2;enlist 3) i...
I am currently learning how to use bash script and q together, to route stdout and stderrHere is my logging q file, called logger.q///////////////.log.out: {-1 x};.log.err: {-2 x};.z.ts:{.log.out[(string[.z.P]," Out\n")];.log.err[(string[.z.P]," Erro...
Why does: q)1 \"hello\"hello1I have checked that: 2 "hello" returns hello2.I know that 1 and 2 are permanent handles to stdout and stderr, but I'm not sure why the handles would be returned after the string.
At least twice in tick.qkey flip value t is used to get the columns names of the table t.Would cols t not do the same job?If so, surely key flip value t has a greater memory overhead.
I know roughly what apply does: In the other apply we are applying to tables in the namespace the inner apply.The inner apply is grouping on the sym column and it is a projection hence the empty slot.But what exactly is 0# doing here?
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