[R] 2021 John M. Chambers Software Award

Dear R-help listers, I would like to let you know that the submission window of the John M. Chambers Software Award is now open. The submission deadline is December 15, 2020. The Statistical Computing Section of the American Statistical Association announces the competition for the John M. Cham

Re: [R] Readxl on Mac

> On Dec 1, 2020, at 1:51 PM, Dennis Weygand wrote: > > From the following lines of code on an iMac running Catalina 10.15.7 > > > library(readxl) > fname <- "/Volumes/SD/LabData/Lorentz/Lorentz.xlsx" > > Helm <- read_excel(fname,sheet="Helmholtz") > > I get the following annoying error: >

Re: [R] Readxl on Mac

On 01/12/2020 1:51 p.m., Dennis Weygand wrote: From the following lines of code on an iMac running Catalina 10.15.7 library(readxl) fname <- "/Volumes/SD/LabData/Lorentz/Lorentz.xlsx" Helm <- read_excel(fname,sheet="Helmholtz") I get the following annoying error: Error: Evaluation error: zi

[R] Readxl on Mac

>From the following lines of code on an iMac running Catalina 10.15.7 library(readxl) fname <- "/Volumes/SD/LabData/Lorentz/Lorentz.xlsx" Helm <- read_excel(fname,sheet="Helmholtz") I get the following annoying error: Error: Evaluation error: zip file To me this makes no sense: the file in qu

[R] PCA biplot customising point shape and legend

Dear all I am struggling to customise biplot from FactoMineR pacakge My code is almost correct but piece of information is missing Here is data temp <- structure(list(leukocyte28 = c(96875L, 73438L, 68229L, 94479L, 76563L, 141667L, 111042L, 9L, 132083L, 103542L, 61667L, 77708

[R] [R-pkgs] Automated Investing - etrader

Hello, I wanted to notify the R community about a new package for trading on the ETRADE platform through an API. The package `etrader` ( https://CRAN.R-project.org/package=etrader ) interacts with the ETRADE API to allow for authentication, trading, acco