# R&Amp;D Là Gì

### R code snippet : Read & Concatenate Prices of Constituents of a Stock Index

July 29, 2022 | sang-heon lee

This post shows how to lớn read all prices of constituents of a stock index given all symbols as string. It is a starting point of pairs trading backtest khổng lồ collect daily stock prices of a given stock index. Read and Concatenate Prices of C...

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The post How to add Superscripts & Subscripts to lớn Plots in R? appeared first on Data Science TutorialsHow to showroom Superscripts & Subscripts lớn Plots in R?, The basic syntax for adding superscripts or subscripts khổng lồ charts in R is as follows.ggpl...

### Comparing Plastic Pollution: Modeling with Tidymodels and Variable Importance

July 29, 2022 | Selcuk Disci

Plastic wastes are one of the most dominant pollution factors in the environment as we live in an era where modern industries exist. The most dangerous part of this kind of pollution is mismanaged plastic waste, which ends up mixing into the ocean in the end. Our World in Data, ...

The post How lớn extract a time series subset in R? appeared first on finnstats.If you are interested khổng lồ learn more about data science, you can find more articles here finnstats.How khổng lồ extract a time series subset in R?, This article will teach you h...

One hundred eighty-nine new packages made it to lớn CRAN in June. Here are my “Top 40” selections in eleven categories: Computational Methods, Data, Ecology, Genomics, Machine Learning, Mathematics, Medicine, Statistics, Time Series, Utilities, and Visualizations.Computational Methodsitp v1.2.0: Implements the interpolate, truncate, project root-finding algorithm developed by Oliveira & Takahashi (2021). The ...

For most web developers the switch from desktop or máy tính xách tay to thiết bị di động device will be something they bởi most days. We know what a designed-only-for-desktop experience feels like on a smartphone device an...

Summary In this tutorial participants will learn about biological data analysis with R and Unix/Linux tools. We begin with an introduction to lớn bioinformatics và omics data analysis, and conclude with the walkthrough of a simple bioinformatics workflow for aligning transcriptomic sequences with genomic data. Questions What is bioinformatics? What ...

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The post How khổng lồ convert characters from upper to lower case in R? appeared first on Data Science TutorialsHow khổng lồ convert characters from upper to lower case in R?. This article discusses how khổng lồ change a character’s case in R from upper to lower and vice versa. Will ...

The post How to lớn Set Axis Limits in ggplot2? appeared first on finnstats.If you are interested khổng lồ learn more about data science, you can find more articles here finnstats.How khổng lồ Set Axis Limits in ggplot2?, ggplot2 can frequently be used to set the axis bounds on a plot. ...

R Quarto is a next-gen version of R Markdown. The best thing is – it’s not limited to lớn R programming language. It’s also available in Python, Julia, and Observable. In this R Quarto tutorial, we’ll stick with the most popular statistical language và create Markdown documents directly in ...

The post How to Standardize Data in R? appeared first on Data Science TutorialsHow lớn Standardize Data in R?, A dataset must be scaled so that the mean value is 0 và the standard deviation is 1, which is known as standardization. The z-score standardization, which scales numbers using the following ...

Emacs is the most user friendly piece of software ever invented by humanity. I use it for 90% of my computing task, including keeping my digital knowledge garden with notes. Several notes packages exist, with Org Roam as the most popular và fully-...

This workshop aims to introduce people with basic R knowledge khổng lồ develop interactive website applications with the Shiny framework.The course consists of a one-hour session, where we will demonstrate basic UI, reactive UI, CSS personalization & dashb...

### Announcing Quarto, a new scientific & technical publishing system

July 27, 2022 | RStudio | mở cửa source & professional software for data science teams on RStudio

Today we’re excited to lớn announce Quarto, a new open-source scientific & technical publishing system. Quarto is the next generation of R Markdown, và has been re-built from the ground up to tư vấn more languages & environments, as well as to ...

### Time khổng lồ upskill in R? EARL’s workshop lineup has something for every data practitioner.

July 27, 2022 | Carolyn Swindell

It’s well-documented that data skills are in high demand, making the industry even more competitive for employers looking for experienced data analysts, data scientists and data engineers – the fastest-growing job roles in the UK. In tư vấn of this demand, it’s great to see the government taking kích hoạt to ...

Learn R (as well as Python & other tools for data analysis) và contribute khổng lồ charity at the same time. Since April, we have been running a series of weekly workshops on R và other tools for data analysis, all proceeds from which go to tư vấn Ukraine. Our workshops cover ...

The post How lớn Use the sweep Function in R? appeared first on finnstats.If you are interested lớn learn more about data science, you can find more articles here finnstats.How lớn Use the sweep Function in R?, The sweep() function in R allows you khổng lồ carry out various ...

RStudio has officially announced a name change from RStudio to lớn Posit. Why did RStudio change its name to Posit? For the past few years, Posit (formerly RStudio) has been shifting from R-exclusive tooling to lớn a language agnostic ecosystem. Much khổng lồ our enjoyment, we’ve seen the RStudio IDE grow lớn ...

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The post How to Create an Interaction Plot in R? appeared first on Data Science TutorialsHow lớn Create an Interaction Plot in R?, to find out if the means of three or more independent groups that have been divided based on two factors differ, a two-way ANOVA is performed. ...

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