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7 results for “from:Tilmann Faul”

use of Encoding()?
Tilmann Faul · Feb 3, 2017 · r-help

Hey, this is my first question here, so forgive me if i my be clumsy. I want to use Encoding to set the encoding of a character vector, but it doese not seem to work. See example. > x <- "16-03...

regex [:digit:] gives diffrent result
Tilmann Faul · Feb 6, 2017 · r-help

Using R is a grate advantage, thanks for your work. Using regex under R 3.1.1, Debian 8.6 jessy works fine. str_detect("16-03-08", "[:digit:]{2}") [1] TRUE str_detect("16-03-08", "[0-9]{2...

CIE Diagram with wavelengths tick marks
Tilmann Faul · Jul 20, 2023 · r-help

Hy, for plotting CIE Diagrams i found Package pavo with function cieplot. That works fine. Now i want to have wavelength tick marks as well around the plotting area. Is there a way to do so, also other ways/Pakages...

Date Time, as.POSIXct used locale, strange plot behavior
Tilmann Faul · Apr 29, 2021 · r-help

Hy, stumbled over the following problem while plotting DateTime Objects. plot(as.POSIXct(c("2021-04-21 00:00:00", "2021-04-21 23:59:59")), c(0, 1), type='l') arrows(as.POSIXct("2021-04-21 00:00:00...

Date Time, as.POSIXct used locale, strange plot behavior
Tilmann Faul · Apr 30, 2021 · r-help

Dear Enrico, Thanks a lot, that clarifies the topic for me. Checking the numeric representation i was not aware of. Best Regards Tilmann On 30.04.21 11:17, Enrico Schumann wrote: > On Fri, 30 Apr 2021, Tilmann Faul writes...

CIE Diagram with wavelengths tick marks
Tilmann Faul · Jul 20, 2023 · r-help

Hy Ken, Thanks for your answer. Your assumptions are correct, i wan to plot a CIE 1931 2 deg standard. I am aware of the possibility to calculate the tick marks and its orientation by some calculation. But before that...

Date Time, as.POSIXct used locale, strange plot behavior
Tilmann Faul · Apr 30, 2021 · r-help

Dear Jeff, Thanks for your answer. Sys.timezone() gives [1] "Europe/Berlin" I tried "Europe/Berlin" as tz argument, giving the same result als using "CEST" (Central European Summer Time). It seems to me, that using as.POSIXct without tz...

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