New cards feature: Personal RSS feed that includes public and private cards
Your account profile now links to a personal RSS feed. This RSS feed contains the newest public and private cards for all your decks.
Related cards:
Using feature flags to stabilize flaky E2E tests
A flaky test is a test that is often green, but sometimes red. It may only fail on some PCs, or only when the entire test suite is run.
There are many causes for flaky...
Rails asset pipeline: Why relative paths can work in development, but break in production
The problem
When using the asset pipeline your assets (images, javascripts, stylesheets, fonts) live in folders inside app:
app/assets/fonts
app/assets/images
app/assets/javascripts
app/assets/stylesheets
Wit...
How to inspect RSS feeds with Spreewald, XPath, and Selenium
Spreewald gives you the <step> within <selector> meta step that will constrain page inspection to a given scope.
Unfortunately, this does not work with RSS feeds, as they're XML documents and not valid w...
New makandra cards feature: Repeating cards
Cards can now be flagged as "Repeating".
Every Wednesday, some of these cards will be moved back to the top of the deck.
This is intended for important cards that you want your team to occasionally repeat, so they aren't lost in the depths of y...
Pierce through Javascript closures and access private symbols
If you are writing any amount of Javascript, you are probably using closures to hide local state, e.g. to have private methods.
In tests you may find it necessary to inspect a variable that is hidden behind a closure, or to moc...
New cards feature: Cite other cards
We've made it easier to link other cards:
- You can now find a button Cite other card above the main text area
- Clicking this button lets you search for another card
- Clicking on a search result will paste a Markdown link into the text area
Create a valid RSS feed in Rails
This will show you how to create a RSS feed that the Feed Validator considers valid.
Note that RSS is a poorly specified format. Consider using the [Atom builder](http://apidock.com/rails/ActionView/Helpers/AtomFeedHe...
Fixing flaky E2E tests
An end-to-end test (E2E test) is a script that remote-controls a web browser with tools like Selenium WebDriver. This card shows basic techniques for fixing a flaky E2E test suite that sometimes passes and sometimes fails.
Although many examples ...
Capybara: Most okayest helper to download and inspect files
Testing file download links in an end-to-end test can be painful, especially with Selenium.
The attached download_helpers.rb provides a download_link method for your Capybara tests. It returns a hash describing the download...
New cards feature: Explicit language declaration for syntax highlighting
Makandra cards will auto-detect the language used for syntax highlighting.
This auto-detection sometimes fails for short code snippets. In such cases you can explicitly declare the language for [Github-style code blocks](https://makandracards.com...