Publications by Pachá
How to stop worrying and start using R packages efficiently for Econometrics
Dedicated to all those who write stupid comments about people with disabilities, LGBT+, non-whites and women, and specially to those who promote false inclusion. As always, this article is a personal opinion and does not involve the people who work with me unless they explicitly agree to this words. Context When you do econometrics, using R is n...
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¿Cómo dejar de preocuparse y empezar a utilizar eficazmente los paquetes de R para la econometría?
Dedicado a todos los que escriben comentarios estúpidos sobre las personas con discapacidades, LGBT+, no blancos y mujeres, y especialmente a los que promueven la falsa inclusión. Como siempre, este artículo es una opinión personal y no involucra a las personas que trabajan conmigo a menos que estén explícitamente de acuerdo con estas palab...
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R Para Ciencia de Datos: Cómo hacer ciencia de datos con R en español
¿Por qué traducir este libro? ‘R for Data Science’ es un libro práctico utilizado por muchos para aprender los fundamentos del lenguaje R. Sin embargo, muchos hispanohablantes tienen dificultades para utilizar este libro como recurso debido a la barrera del idioma inglés. Me gusta mucho haber trabajado con mi amiga y colega Riva Quiroga, ...
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R Para Ciencia de Datos: How to do data science with R in spanish
Why translating this book? ‘R for Data Science’ is a hands-on book used by many to learn the fundamental of the R language. However, many spanish speakers struggle to use this book as a resource because of the english language barrier. I’m very fond of have worked with my friend and colleague Riva Quiroga, who invited me to work with her, E...
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Usando el R-Universe
Usando el R-Universe El R-Universe, creado por Jeroen Ooms, proporciona una forma muy sencilla de crear repositorios personales tipo CRAN, lo que significa una forma de mostrar su colección de herramientas en uso a la comunidad. Además, puede usarlo para publicar artículos usando rmarkdown, un paquete de R que le permite escribir texto y códi...
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Using the R-Universe
Using the R-Universe The R-Universe, created by Jeroen Ooms, provides a very simple way to create personal CRAN-like repos, which means a way to show your collection of tools in use to the community. In addition, you can use it to publish articles by using rmarkdown, an R package that allows you to write text and code, and generate a PDF document...
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Comparing SQLite, DuckDB and Arrow with UN Trade Data
Context This is not a competition, is just to show how to use the hardware with relative efficiency, being the idea is to show something collaborative rather than competitive. Assume that you work at customs and your boss asked you to obtain the aggregate exports per year for the US, Canada, the UK, France, Italy, Sri Lanka and Chile in order to ...
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Using Arrow with Shiny
This post is an adaptation from Using databases with Shiny. Shiny apps are R’s answer to building interface-driven applications that help expose important data, metrics, algorithms, and more with end-users. However, the more interesting work that your Shiny app allows users to do, the more likely users are to want to save, return to, and alter ...
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Shinywordle: A shiny app to solve the game Worldle and the power of regular expressions
I’ve created an app, Shinywordle. The use of regular expressions (regex) to solve the game is interesting. As an applied statistician I can’t consider myself a regex expert, but these have helped me a lot when working with non-structured data such as texts and Natural Language Processing. Each time we have a text, we can detect patterns. For ...
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RStudio on Kubernetes
About A few years ago I had an external drive that got damaged. I was able to repair it and I found many materials I thought were lost forever. Amongst nice Shiny apps, I found some codes to run RStudio on Kubernetes. After some minimal changes, I was able to transform that into a one click application you can deploy on Kubernetes clusters. 1-Cl...
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