Titel: SQL Server 2017 Developer s Guide: A professional guide to designing and developing enterprise database applications
Verlag: Packt Publishing
Erscheinungsjahr: 2018
Sprache: Englisch
ISBN-10: 1788476190
ISBN-13: 9781788476195
Einband: Paperback
Zustand: Good
Zustand des Schutzumschlags: No Jacket

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Inhaltsangabe

Become an efficient data scientist with R

Key Features

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

Book Description

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.

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

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.

�ber die Autorinnen und Autoren

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

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//github.com/renkun-ken " https

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