R4-r version upgrade and swirl new products released

Dry One:

Often a lot of friends encounter such a problem: the installation of R version used a long time later, when using the new packages, it is suggested that these packages are based on a higher version of R built, therefore, can not use these packages, general children's shoes encounter such problems may be very distressed, lamented: Mom eggs, and re-download R, download finished also to install a pile of R package, tired sleep do not love Ah! Actually, Ah! In the actual use, has already had the great God to solve this common problem! A friend who encounters this kind of problem later executes the following statement:

Install.packages ("Installr"); Require (INSTALLR) #load/install+load Installr UpdateR ()

Dry two:

Recently, the swirl team has launched a new product that helps R users interact with the Fun learning R! Using swirl to learn R courses is very easy! Simply install and load the swirl package to

Install.packages ("Swirl") Library ("Swirl") Swirl () Or Install.packages ("Devtools") library (Devtools) Install_github ("Swirldev/swirl") Library (swirl) swirl ()

R4-r version upgrade and swirl new products released