John Blischak is a software developer and data scientist who writes about R programming, bioinformatics, and open-source tools for data analysis and visualization.
12 articles from this blog
Introducing faviconPlease, an R package for programmatically retrieving favicon URLs from any website, with applications for web apps and data tables.
Introducing OmicNavigator, an open-source R package and web app for interactive exploration and visualization of omics data analysis results.
A mentor's account of the virtual Chicago R Collaborative 2020, focusing on teaching Git/GitHub and contributing to open-source R projects.
A guide to setting up an R development environment using RStudio Server within the Windows Subsystem for Linux (WSL).
A guide to optimizing the speed of calculating pairwise overlaps for many sets, using a biological data analysis example and progressive brute-force improvements.
Highlights key themes from rstudio::conf 2020, including putting R in production, R Markdown advancements, parallel processing, and tidyverse programming.
Guide to configuring CircleCI to automatically push commits back to a GitHub repository using SSH deploy keys for generated artifacts like reports or docs.
A guide to debugging R package builds on CircleCI using local Docker containers or remote SSH connections for interactive troubleshooting.
A guide to customizing CircleCI for R projects, covering workflows, caching packages, and code coverage.
A guide to interactively debug R package builds on Windows using AppVeyor's Remote Desktop feature when errors can't be replicated locally.
A guide to interactively debug R packages on Travis CI by SSHing into the build server when local replication fails.
A guide on using CircleCI for continuous integration testing of R packages and projects, highlighting its advantages over Travis CI and AppVeyor.
