October 2015
Beginner to intermediate
246 pages
4h 55m
English
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Reading data
The formats and structures in which data comes can be varied. However, thanks to its contributive feature and extensibility, there is a package to load data into R for almost every data structure (at least the standard ones). In order to do this, it is always necessary to use functions that have different argument types according to their nature.
Delimited data
All the delimited formats in R use the same base function, that is, read.table(). This function uses many arguments but most of them have a default value. The following is a list of the most important ones:
header: If it is set toT, the first row is used to assign the names of the data frame.nrows: This gives the amount of rows to be read. If it is set to-1, all rows are read. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.