Text mining in r programming you can do using R studio. Explained the advantages and real process flow you need to follow. These details are very much useful for interviews.
Tag: R Language Tips and Tricks
Explained how to write simple function and execute it in R studio. Given syntax and example explanation.
House keeping you need to do in R Language before closing your session. The popular functions you need to use are search(), objects(), list(), ls(), and detach().