Notices tagged with rstats, page 149

Handling Semantic Version Strings Like a Boss with the semver Package https://link.rweekly.org/9bh #rstats #datascience

Zhu Wang: I am trying to create a library which uses some Fortran source files [...]
Douglas Bates: Someone named Martin Maechler will shortly be sending you email regarding the distinction between 'library' and 'package' :-)
-- Zhu Wang and Douglas Bates
R-help (May 2004) #Rstats

JPM Miao: Why can't R understand if(num!=NA)?
Peter Dalgaard: Because comparison with an unknown value yields an unknown result.
David Winsemius: Anything else would violate the Second Law of Thermodynamics. We cannot have comparisons reducing entropy, now can we? Uncertainty cannot run uphill.
-- JPM Miao, Peter Dalgaard, and David Winsemius (on why is.na() is needed)
R-help (May 2013) #Rstats

arrow, rrrow, rcher, spurrrow https://link.rweekly.org/9be #rstats #datascience

What's in a #Mastodon name...
#Rstats
https://mastodon.cloud/media/cRJnXADQa0AyXynzVrM

#Mastodon Top Level Domains
#Rstats
https://mastodon.cloud/media/NPClcAsVectizXH5wKg

#Mastodon instances and users
#Rstats
https://mastodon.cloud/media/3e62YoyJgkZpjUwgyw4

Choosing Priors: Double-Yolk Bayesian Egg https://link.rweekly.org/9b0 #rstats #datascience

Integrating data from weathercan https://link.rweekly.org/9av #rstats #datascience

Let's not kid ourselves: the most widely used piece of software for statistics is Excel.
-- Brian D. Ripley ('Statistical Methods Need Software: A View of Statistical Computing')
Opening lecture RSS 2002, Plymouth (September 2002) #Rstats

R Tip: Use vector(mode = "list") to Pre-Allocate Lists https://link.rweekly.org/9at #rstats #datascience

datayoda: Bing is my friend...I found the cumsum() function.
Dirk Eddelbuettel: If bing is your friend, then rseek.org is bound to be your uncle.
-- datayoda and Dirk Eddelbuettel (after searching for a function that computes cumulative sums)
stackoverflow.com (October 2010) #Rstats

first dplyr mondays https://link.rweekly.org/9ar #rstats #datascience

JC and the Vignettes https://link.rweekly.org/9am #rstats #datascience

a one-chance meeting [puzzle] https://link.rweekly.org/9ah #rstats #datascience

As the name says, studentizing is left as an easy student exercise. Destudentizing is more difficult and usually called professorizing.
-- Dieter Menne (in response to a question whether residuals from nls() are studentized)
R-help (April 2009) #Rstats

R Weekly 2018-10 Dependencies, Gun Control https://link.rweekly.org/9a0 #rstats #datascience

I think that the formula language does allow expressions with '/' to represent nested factors but I can't check right now as there is a fire in the building where my office is located. I prefer to simply write nested factors as factor1 + factor1:factor2.
-- Douglas Bates
R-SIG-Mixed-Models (February 2013) #Rstats

Strings know their own length https://link.rweekly.org/9a1 #rstats #datascience

R Weekly 2018-9 Dependencies, Gun Control https://link.rweekly.org/9a0 #rstats #datascience