I put together the essentials to understand the deployment of web applications for software engineers. Sleep better knowing that your servers are safe and customer data backed up. Be prepared to fix issues when they come for you.
Want to run your system tests headless? And why not both ways? Here’s how to extend Rails tasks to run your system tests with the driver of your choice.
Rails system tests often depend on input and CSS selectors. To make our tests more maintainable, we can isolate layout changes within page objects.
Turbo can largely simplify our front-end needs to achieve a single-page application feel. If you have ever wondered how to do a single attribute in-place update with Turbo, this post is for you.
When Yarn introduced a lock file (similar to Gemfile.lock), it did it with an unexpected twist. If you need reproducible builds, yarn.lock is not enough.
Developers usually think of timezones, but European summertime changes can be easily overlooked. I have to admit I overlooked them when parsing dates with DateTime.from_naive!/2.