In jumpingrivers/headR: Package to create social media cards

headR::add_twitter_card(card_type = "summary_large_image", 
                        title = "Why R?",
                        description = "A brief history of R.", 
                        image = "https://www.jumpingrivers.com/rpackages/headr/vignettes/whyr.jpeg",
                        file = "whyr.html")

A brief history of R

• 1993: Research project in Auckland, NZ

• 1995: R released as open-source software

• 1997:

  • R core group formed
  • April 1st Mailing list started
  • April 23rd: CRAN is started (3 mirrors); now $\sim$ 140 mirrors

• 2000: R 1.0.0 released

• 2003: R Foundation founded

• 2004: Version 2.0.0

• 2013: Version 3.0.0

Slide with R Output

summary(cars)

Slide with Plot

plot(pressure)

jumpingrivers/headR documentation built on May 7, 2022, 2:22 a.m.