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dplyr is an R package whose set of functions are designed to enable dataframe (a spreadsheet-like data structure) manipulation in an intuitive, user-friendly way. It is one of the core packages of the popular tidyverse set of packages in the R programming language. [1]
R is a programming language for statistical computing and data visualization.It has been adopted in the fields of data mining, bioinformatics and data analysis. [9]The core R language is augmented by a large number of extension packages, containing reusable code, documentation, and sample data.
For example, the number of random version-4 UUIDs which need to be generated in order to have a 50% probability of at least one collision is 2.71 quintillion, computed as follows: [27] n ≈ 1 2 + 1 4 + ln ( 2 ) × 2 123 ≈ 2.71 × 10 18 . {\displaystyle n\approx {\frac {1}{2}}+{\sqrt {{\frac {1}{4}}+\ln(2)\times 2^{123}}}\approx 2.71 ...
The natural join is a special case of equi-join. Natural join (⋈) is a binary operator that is written as (R ⋈ S) where R and S are relations. [6] The result of the natural join is the set of all combinations of tuples in R and S that are equal on their common attribute names. For an example consider the tables Employee and Dept and their ...
Francis Ford Coppola (/ ˈ k oʊ p əl ə / KOH-pə-lə, [1] [2] [3] Italian:; born April 7, 1939) [4] is an American filmmaker. He is considered one of the leading figures of the New Hollywood and one of the greatest directors of all time.
The Bible [a] is a collection of religious texts and scriptures that are held to be sacred in Christianity, and partly in Judaism, Samaritanism, Islam, the Baháʼí Faith, and other Abrahamic religions.
Maroon Cartoon Studios owner R.K. Maroon, upset about the recent poor performance of his toon star Roger Rabbit (voiced by Charles Fleischer), hires Eddie to investigate rumors that Roger's glamorous toon wife, Jessica, is having an affair with Marvin Acme (portrayed by Stubby Kaye), owner of both the Acme Corporation and Toontown, the animated ...
This is an accepted version of this page This is the latest accepted revision, reviewed on 1 February 2025. General-purpose programming language "C programming language" redirects here. For the book, see The C Programming Language. Not to be confused with C++ or C#. C Logotype used on the cover of the first edition of The C Programming Language Paradigm Multi-paradigm: imperative (procedural ...