How to generate random numbers and set seeds in R
Lets learn how to generate random numbers in R. There might be occasions where you'd want to draw random numbers but want to be...
How to learn R programming
If you've wanted to learn R programming but didn't know where to start there is a great R packaged called Swirl that teaches you...
How to use the str function in R
What is str? Str is a compact way to display the structure of an R object.
This allows you to use str as a...
How to use the Apply function in R
Previously we showed you how to write a loop in R. Very often it's a better idea to use the apply function in R...
How to use the quantile function in R
The quantile function in R displays sample quantiles corresponding to given probabilities. The smallest observation corresponds to a probability of 0 and the largest...
R Studio: How to replace row header names with your names
Check out the solution to this problem on the new data science solutions site I created Stathole.com.
How to: Create column names in R / R Studio
If you want to create your own headers there is an easy way to do that. You can use the optional col.names argument to...
How to Get, Set or Change your working directory in R
If you are just starting out in R it'll be important to know how to determine your working directory or how to find the...
Solved: SSL: certificate verification failed with R and twitteR
Have you been trying to use R and hook it up with something like twitteR and got an SSL error message?
Me too. But I...
How to merge data frames in R
You will find occasions when you'll need to merge data from two different data frames. In order to merge two datasets you are required...
