​ ctrl tab ... tab change

​ ctrl alt r ... run current document

​ shift alt r ... open new terminal

​ ctrl 1 ... move to code editor

​ ctrl 2 ... move to console

​ shift alt m ... move to terminal

​ ctrl o ... open files

​ ? hoge ... call help of hoge

​ Unfortunately, 1 is used to first index in R...

​ The directory that you save server.R in will become the working directory of your Shiny app.

​ I have not been understand reactive(), so I should focus on it.

​ Official-Tutorial (https://shiny.rstudio.com/tutorial/written-tutorial/lesson1/) ...finished

​ ShinyBook (https://github.com/Np-Ur/ShinyBook) ...chapter 2,3 was finished

​ https://onkyo.u-aizu.ac.jp/introR/ ... already read. but, I could not find the material : LombardData.csv