Updating navbar for multi page website


14-Aug-2016 05:44

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It’s a bit difficult to debug on (one thing you could do is try to use the log files), but there’s a quick and easy way to see any value in a Shiny app in real-time.

Link to code Traditionally, a only accepts tabs and menu items inside of it.

The complete up-to-date list of tips, along with all the code, is on Git Hub.

Since I first learned about Shiny 2 years ago, I was always looking for ways to push Shiny to its limits and I enjoyed finding ways to work around common problems people were having (the harder the problem, the better! I’ve built many Shiny apps over these 2 years, both for myself and as a contractor for other people/companies, and throughout this time I developed a handy list of Shiny design patterns and tricks, some of which I present here.

This example shows how to define an output variable in the server code that you can use in the UI.

An alternative approach is to use the functions from the shinyjs package.

Link to code When using a conditional panel in the UI, the condition is usually an expression that uses an input value.

updating navbar for multi page website-79

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Link to code When creating Shiny apps with a lot of code and a complex UI, it can sometimes get very messy and difficult to maintain your code when it’s all in one file.Many of the code samples in this document also rely on being able to do these things, so I wanted to start by saying that I will be using the shinyjs package to do all that.(Yes, I know it looks like I’m shamelessly advertising shinyjs by saying this…This can very easily be done using the shinyjs package, as demonstrated here.

Link to code This simple app shows how to add a “Loading…” screen overlaying the main app while the app’s server is initializing.You can split the code however you want, but I usually like to split it logically: for example, if my app has 4 tabs then the UI for each tab would be in its own file and the server code for each tab would be in its own file.



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