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Titlebook: R Quick Syntax Reference; A Pocket Guide to th Margot Tollefson Book 20192nd edition Margot Tollefson 2019 R.quick.syntax.reference.handboo

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書目名稱R Quick Syntax Reference
副標(biāo)題A Pocket Guide to th
編輯Margot Tollefson
視頻videohttp://file.papertrans.cn/821/820008/820008.mp4
概述A unique quick reference book detailing the intricacies of the R language.Updated to cover R 3.4 and 3.5 features.Learn R to write your own functions and analyze data
圖書封面Titlebook: R Quick Syntax Reference; A Pocket Guide to th Margot Tollefson Book 20192nd edition Margot Tollefson 2019 R.quick.syntax.reference.handboo
描述This handy reference book detailing the intricacies of R updates the popular first edition by adding R version 3.4 and 3.5 features. Starting with the basic structure of R, the book takes you on a journey through the terminology used in R and the syntax required to make R work. You will find looking up the correct form for an expression quick and easy. Some of the new material includes information on RStudio, S4 syntax, working with character strings, and an example using the Twitter API..With a copy of the .R Quick Syntax Reference. in hand, you will find that you are able to use the multitude of functions available in R and are even able to write your own functions to explore and analyze data..What You Will Learn.Discover the modes and classes of R objects and how to use them.Use both packaged and user-created functions in R?.Import/export data and create new data objects in R.Create descriptive functions and manipulate objects in R.Take advantage of flow control and conditional statements.Work with packages such as base, stats, and graphics.Who This Book Is For.Those with programming experience, either new to R, or those with at least some exposure to R but who are new to the la
出版日期Book 20192nd edition
關(guān)鍵詞R; quick; syntax; reference; handbook; code; statistics; programming; data science; analytics
版次2
doihttps://doi.org/10.1007/978-1-4842-4405-0
isbn_ebook978-1-4842-4405-0
copyrightMargot Tollefson 2019
The information of publication is updating

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Modes and Types of Objectsa new way to approach R programming. S3 is an earlier version. Both versions run concurrently. S4 offers powerful new methods, but to use those methods a solid knowledge of S3 is necessary. This book includes S4 syntax but focuses on S3 syntax.
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How to Use a Script or Functionquire specific kinds of arguments, which must be input into the function correctly. For example, if a function calls for a matrix and a data.frame is input, the function will return an error. Since external tables are often read into the R workspace as data.frames, using a data.frame for a matrix is
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Exporting from R exporting objects, only command line R methods are covered here. In this chapter, we cover exporting to external files on the hard drive and to the console. You can find information about exporting to connections by entering . at the R prompt or by using the “Help” tab in R Studio.
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