Data analysis is all about turning raw data into actionable insights. I was working on a research project analyzing survey data from thousands of respondents. The clock was ticking, and I needed to summarize responses to hundreds of questions quickly. Manually counting each response would have taken days, if not ...

[Read more...]The post Export output as text in R appeared first on Data Science Tutorials
Unravel the Future: Dive Deep into the World of Data Science Today! Data Science Tutorials.
Export output as text in R, The sink function in R is used to redirect the output of the console to ... [Read more...]

The post Positive or Negative in R appeared first on Data Science Tutorials
Unravel the Future: Dive Deep into the World of Data Science Today! Data Science Tutorials.
Positive or Negative in R, we will learn how to use the sign function in R to determine whether a numeric value ... [Read more...]

ChatGPT was only the beginning. Generative AI is now revolutionizing every industry. As the race to adopting AI tools intensifies, the decisions we make today about AI will likely shape our success for decades to come. To learn how the world’s data and AI leaders are adapting to this ... [Read more...]

You can read the original post in its original format on Rtask website by ThinkR here: gitlabr V2.1.0 – gitlab-ci with ‘pak’ and functions to deal with groups on GitLab
A lot of cleanups, new features, and bug fixes for this new version of ‘gitlabr’. You will find brand-new CI/CD ...

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Introduction
If you’ve ever worked with text data in R, you know how important it is to have powerful tools for pattern matching. One such tool is the gregexpr() function. This function is incredibly useful when you need to find all occurrences... [Read more...]

Why avoid real names?
Using real names (or other personal identities) in research or related activities such as publishing on the web or in journals, presentations, and/or demonstrations can be problematic due to privacy concerns, existing data prote... [Read more...]

My venetian blinds, in black and white
I recently watched Josiah Parry’s wonderful video, “Making R 300x times faster!" It’s a great demonstration of how to rewrite code to be faster, and it’s worth your time. He rewrite...

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Do you maintain an open-source project like an R package or a collection thereof, and wonder how to best use various communication channels to inform and engage with your community of users?
We’ve consolidated this list of tips.
Some of them are... [Read more...]

Introduction to Shiny and Interactive Web ApplicationsIn today’s data-driven world, the ability to create dynamic, interactive web applications is a highly valuable skill. Shiny, a package developed by RStudio, provides an elegant framework for buildin...

[Read more...] Gergely Daróczi, the founder and organizer of the Budapest Users of R Network, updated the R Consortium about the group’s recent activities. Last year, Gergely discussed the group’s inception, and...
The post Gergely Daróczi’s Journey: Empowering R Users in Hungary appeared first on R Consortium.

[Read more...]I was messing around with some Census data this morning. I had two main thoughts. One was to show the utility of old-fashioned grayscale when it comes to mapping data (or displaying it in general). The goal of most carefully thought-through dataviz col... [Read more...]

Writing Shiny for Python applications is fun and games, but what about deploying them? Well, it’s the same story. Shiny for Python Shinylive saves the day by offering a beginner-friendly ways (plural) to share Shiny apps. Today you’ll learn a bunch of them. By the end, you’ll ...

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The dplyr coalesce function is incredibly useful and similar to the SQL COALESCE function. Given a set of vectors, it finds and keeps the first non-NA value at each position. For example, the following code returns the vector c(1, 2, 3, 4).
lib... [Read more...]

Introduction
Counting words in a string is a common task in data manipulation and text analysis. Whether you’re parsing tweets, analyzing survey responses, or processing any textual data, knowing how to count words is crucial. In this post, we’... [Read more...]

Theory
AIC
Consider the AIC for the usual linear model \(Y = X\beta + \varepsilon\):
\[
\text{AIC} = \frac{1}{2}\ln(2\pi e\hat \sigma^2)+\frac{p+1}{N}
(\#eq:AIC)
\]
where \(p\) is the dimension of the
covariate vector \(X\) and \(\hat \sigma ^2\) is...

[Read more...] The R Consortium recently interviewed Jan Vitek, a professor at Northeastern University’s Khoury College of Computer Sciences. He specializes in programming languages, compilers, and systems. Notably, he developed one of...
The post Enhancing R: The Vision and Impact of Jan Vitek’s MaintainR Initiative appeared first on R Consortium.

[Read more...]Document your code like you can't remember anything.
The post Documenting My Code … For Me appeared first on Mark Niemann-Ross. [Read more...]

The post Cross product of transpose of matrix in R appeared first on Data Science Tutorials
Unravel the Future: Dive Deep into the World of Data Science Today! Data Science Tutorials.
Cross product of transpose of matrix in R, you’ll learn how to calculate matrix cross products using the ... [Read more...]

The post Logistic Function in R appeared first on Data Science Tutorials
Unravel the Future: Dive Deep into the World of Data Science Today! Data Science Tutorials.
Logistic Function in R, Here is a rewritten version of the article with the codes included: Logistic Functions in R: A Tutorial In ...

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