Learning R Programming

Become an efficient data scientist with R About This Book * Explore the R language from basic types and data structures to advanced topics * Learn how to tackle programming problems and explore both functional and object-oriented programming techniques * Learn how to address the core problems of programming in R and leverage the most popular packages for common tasks Who This Book Is For This is the perfect tutorial for anyone who is new to statistical programming and modeling. Anyone with basic programming and data processing skills can pick this book up to systematically learn the R programming language and crucial techniques. What You Will Learn * Explore the basic functions in R and familiarize yourself with common data structures * Work with data in R using basic functions of statistics data mining data visualization root solving and optimization * Get acquainted with R's evaluation model with environments and meta-programming techniques with symbol call formula and expression * Get to grips with object-oriented programming in R: including the S3 S4 RC and R6 systems * Access relational databases such as SQLite and non-relational databases such as MongoDB and Redis * Get to know high performance computing techniques such as parallel computing and Rcpp * Use web scraping techniques to extract information * Create RMarkdown an interactive app with Shiny DiagramR interactive charts ggvis and more In Detail R is a high-level functional language and one of the must-know tools for data science and statistics. Powerful but complex R can be challenging for beginners and those unfamiliar with its unique behaviors. Learning R Programming is the solution - an easy and practical way to learn R and develop a broad and consistent understanding of the language. Through hands-on examples you'll discover powerful R tools and R best practices that will give you a deeper understanding of working with data. You'll get to grips with R's data structures and data processing techniques as well as the most popular R packages to boost your productivity from the offset. Start with the basics of R then dive deep into the programming techniques and paradigms to make your R code excel. Advance quickly to a deeper understanding of R's behavior as you learn common tasks including data analysis databases web scraping high performance computing and writing documents. By the end of the book you'll be a confident R programmer adept at solving problems with the right techniques. Style and approach Developed to make learning easy and intuitive this book comes packed with a wide variety of statistical and graphical techniques and a wealth of practical information for anyone looking to get started with this exciting and powerful language. About the Author Kun Ren has used R for nearly 4 years in quantitative trading along with C++ and C# and he has worked very intensively (more than 8-10 hours every day) on useful R packages that the community does not offer yet. He contributes to packages developed by other authors and reports issues to make things work better. He is also a frequent speaker at R conferences in China and has given multiple talks. Kun also has a great social media presence. Additionally he has substantially contributed to various projects which is evident from his GitHub account: * https://github.com/renkun-ken * https://cn.linkedin.com/in/kun-ren-76027530 * http://renkun.me/ * http://renkun.me/formattable/ * http://renkun.me/pipeR/ * http://renkun.me/rlist/