From prototype to production, make sure nothing breaks… You’ve created a fantastic mockup and your client is delighted. You’re ready to move to production with your application. But one question haunts you: how can you ensure that your application will remain stable and functional through modifications and evolutions? The answer comes down to one word: testing. Three weeks ago, part ...

🏆 We are excited to announce that {signature.py} is the grand winner of the 2024 Shiny Contest in the category ‘Best Shiny Application with Python’! This year, Posit relaunched the Shiny Contest, a competition dedicated to the development of Shiny applications. Participants are asked to create a personal or professional application that addresses a specific problem. The applications are then ...

Unit tests are essential in the development of an R package. They ensure that your functions work as expected while protecting you from regressions when you improve or modify your code. Thanks to the {testthat} package, writing and automating tests in R becomes simple and intuitive. At the core of this approach are the expect_*() functions, which play a central ...