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ghead argument "n" is missing, with no default #3462

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jangorecki opened this issue Mar 17, 2019 · 1 comment
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ghead argument "n" is missing, with no default #3462

jangorecki opened this issue Mar 17, 2019 · 1 comment
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1.12.4

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@jangorecki jangorecki commented Mar 17, 2019 

data.table(a=1:2, b=2:1)[, head(.SD), a]
Error in ghead(.SD) : argument "n" is missing, with no default

this should use default n of head.data.table which is 6L
same tail
@jangorecki jangorecki added the GForce label Mar 17, 2019
@jangorecki jangorecki self-assigned this Mar 17, 2019
jangorecki added a commit that referenced this issue Mar 17, 2019
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gforce opts for first-last, head-tail, closes #2030 and #3462
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@jangorecki jangorecki mentioned this issue Mar 17, 2019
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missing n, handle non-SD head-tail input #3462
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@mattdowle mattdowle added this to the 1.12.4 milestone Apr 1, 2019
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@mattdowle mattdowle commented Apr 1, 2019

Closed by #3463.
@mattdowle mattdowle closed this Apr 1, 2019
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Gforce first last, head tail, coverage
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