627 search results for "knitr"

RStudio Clone for Python – Rodeo

December 17, 2015
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RStudio Clone for Python – Rodeo

So have you been looking for something like RStudio, but for Python? It’s been out for some time, but a recently updated release of Rodeo gives an increasingly workable RStudio-like environment for Python users. The layout resembles the RStudio layout – file editor top left, interactive console bottom left, variable inspector  and history top right,

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An Easy Start with Jekyll, for R-Bloggers

December 15, 2015
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I would like my upper-level students to get more practice in writing about their data analysis work (well, to get get more practice in writing, generally). Blogging is one device by which students can be motivated to write carefully, with a particular audience in mind. So why not have students blog about aspects of their R-work? Students need cheap...

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Create blog posts from RStudio to WordPress

December 14, 2015
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Create blog posts from RStudio to WordPress

In a couple of courses I’ve used RPubs and GitHub for publishing my R code and work. As I have a own website with WordPress I want to blog from R to my own blog instead only through sharing R code via RPubs and GitHub. After searching over the internet I find

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Practical Data Science with R examples

December 11, 2015
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One of the big points of Practical Data Science with R is to supply a large number of fully worked examples. Our intent has always been for readers to read the book, and if they wanted to follow up on a data set or technique to find the matching worked examples in the project directory … Continue reading...

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Sequential Analysis

December 11, 2015
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Sequential Analysis

We here at Win-Vector LLC been working through an ad-hoc series about A/B testing combining elements of both operations research and statistical points of view. A dynamic programming solution to A/B test design Why does designing a simple A/B test seem so complicated? A clear picture of power and significance in A/B tests Bandit Formulations … Continue reading...

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R tutorials

December 10, 2015
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There are tons of resources to help you learn the different aspects of R, and as a beginner this can be overwhelming. It’s also a dynamic language and rapidly changing, so it’s important to keep up with the latest tools and technologies. That’s why R-bloggers and DataCamp have worked together to bring you a learning path for R. Each section...

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svglite 1.0.0

December 10, 2015
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svglite 1.0.0

I’m pleased to announced a new package for producing SVGs from R: svglite. This package is a fork of Matthieu Decorde RSvgDevice and wouldn’t be possible without his hard work. I’d also like to thank David Gohel who wrote the gdtools package: it solves all the hardest problems associated with making good SVGs from R.

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Wald’s graphical sequential inspection procedure

December 10, 2015
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Wald’s graphical sequential inspection procedure

by John Mount Ph.D. Data Scientist at Win-Vector LLC Our most recent article was a dynamic programming solution to the A/B test problem. Explicitly solving such dynamic programs is a long and tedious process, so you are well served by finding and introducing clever invariants to track (something better than just raw win-rates). This clever idea, called "sequential analysis",...

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Exploring Recursive CTEs with sqldf

December 1, 2015
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Exploring Recursive CTEs with sqldf

by Bob Horton Sr. Data Scientist at Microsoft Common table expressions (CTEs, or “WITH clauses”) are a syntactic feature in SQL that makes it easier to write and use subqueries. They act as views or temporary tables that are only available during the lifetime of a single query. A more sophisticated feature is the “recursive CTE”, which is a...

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The R-Podcast Episode 14: Tips and Tricks for using R-Markdown

November 18, 2015
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The R-Podcast is back up and running! In this episode I discuss some useful resources and helpful tips/extensions that have greatly enhanced my work flow in creating reproducible analysis documents via R-Markdown. I also highlight some exciting new endeavors in the R community as well as provide my take on two key events that further

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