logging

We often run R interactively, through Rstudio or in the terminal. But you can also run Rscripts without manual intervention. Using Rscript. But where does the output go? Warning: This post is very linux/unix (macos) centred, I don’t know how this works in Windows. Also I’m using the standard shell in linux ‘bash’ I believe there are some small nuances in the commands in other shells like zsh. Why do I want to know this? [Read More]

This is a very short post with example code Over time when you move your shiny app from your computer to a server, you want to add some logging. Generally logging is defined in levels : INFO (everything you want to print), WARNING (it does not stop the application, but it could be a problem), and ERROR (fatal things). Shiny server does already log all it’s actions to a file on the server, but that file can be hard to access. [Read More]