Bash stores the exitcodestatus of piped commands in the environment variable PIPESTATUS So you can just echo ${PIPESTATUS[@]} to get...
Understand how nested attributes appear in the params. See how the Rails form helpers encode the names of nested...
If you have problems installing a gem and get a error collect2: error: ld returned 1 exit status it's...
We organize our daily work with issues in our Linear workspace. Issue format A good issue needs to be precise...
You have the following HTML structure:
If you want to run Javascript code whenever someone clicks on a ...
..., you...
If you need to upgrade code that uses the old jQuery methods bind, delegate, live, unbind and die, the attached...
Moved from Less to Sass. Bootstrap now compiles faster than ever thanks to Libsass, and we join...
We've already learned how to integrate user-provided images uploads to our application in 205 basic file uploads and...
It smells. Rethink your code design. Code example with makandra/has_defaults: class Post < ActiveRecord::Base has_defaults tags: [] # field in db...
We use Selenium WebDriver integrated with Cucumber/Capybara for full-stack integration testing. Try and use it Your forked MovieDB should...
Built-in matchers Get an overview of all the matchers that are built into RSpec. Play with some of...
Spreewald comes with a selector_for helper that matches an English term like the user's profile into a CSS...
What is rake good for? Take a look at some of the Rake tasks that Rails gives you (rake...
Understand how asynchronous JavaScript works: Read Henning's presentation about asynchronous Javascript (there's also a German video presentation...
In a web application you often need to move data between the client (HTML, Javascript) and the server (Ruby, Rails...
makandra's development process Learn about our process. The squares represent the state of the issue in Linear:
Web security basics Einführung in die Web Security 🇩🇪 provides essentials for the topic of this card. Read following chapters:
Rubymonk training Read the following Rubymonk articles: Ruby Primer: Ascent (archived copy) Metaprogramming Ruby (archived copy) Metaprogramming Ruby: Ascent (archived...
Watch Solving bizarre authorization requirements with Rails Read the Consul README Read the assignable_values README Understand how Consul...
CTRL + SHIFT + ALT + N Search for any symbol in your application, like CSS classes, Ruby classes, methods, helpers etc...
Authentication is all about being able to verify the identity of a user in the context of our application.
Goal of this lesson is to understand what middlewares in Rack are good for. Rack Start with these articles:
Read (or re-read) the following chapters from our book Growing Rails Applications in Practice (it’s in our...
Stepping forward from JavaScript Basics, the goal of this card is for you to be able to read and write...