Prevent your Firefox from auto-updating

We prefer to run our end-to-end tests with headless Chrome. While it's a very stable solution overall, we sometimes see the headless Chrome process freeze ...

• Give the table a style table-layout: fixed
• Give the cells in the first row a width
• The same width will be automatically used for following rows

Don't you just hate to write Cucumber path helpers to be able to say this?

When I go to the user form for "foo@bar.de"               # goes to edit_user_path(User.find_by_anything!('foo@bar.de'))
When I go to the form for the user "foo@ba...

When your Rails application server raises error, Capybara will fail your test when it clears the session after the last step. The effect is a test that passes all steps, but fails anyway.

Capybara's behavior will help you to detect and fix errors...

You have an async function that rejects:

async function failingFunction() {
  throw new Error("Something went wrong")
}

When you call that function in a test, your test will fail:

it('has a test', function() {
  failingFunction(...

Whenever Firefox updates, all your Cucumber features that use Selenium break. This is annoying.

In order to remedy this, version 0.5.0 of our geordi gem comes with a script that helps you create an unchanging ...

When you develop a gem and you have a Gemfile in your project directory, you might be surprised that your gem dependencies aren't already required in your specs. Here is some info that should help you out:

• Bundler actually doesn't automatical...

When you allow file uploads in your app, a user might upload content that hurts other users.

Our primary concern here is users uploading .html or .svg files that can run JavaScript and [possibly hijack another user's session](#section-att...