Ruby on Rails 5: Building real world apps for newbies

Add an about page by creating an about action and view in the pages controller, then map get 'about' to pages#about in config/routes.rb.

Learn to beautify Rails apps by integrating bootstrap via the bootstrap rails gem, install with bundle install, run generators, and verify styling changes after reloading the server.

Learn to use bootstrap elements by wrapping Rails views in a div class container within the master layout so every page stays centered and consistently spaced.

Update the home page in a Rails 5 app by inserting a Bootstrap jumbotron inside the container, adding a sign-up button with a placeholder link, and rendering code with ERB.

Install the Font Awesome gem, add it to the gemfile, and run bundle install, then configure the asset pipeline and stylesheets (application.css) to load icons for buttons and the navbar.

Install and use the simple form gem in a Rails app to streamline forms. Integrate with bootstrap, run the generator, and configure initializers and locales.

Configure routes and navigation links using Devise helpers to enable sign up, sign in, and sign out, show account settings for signed-in users, and update the home nav accordingly.

Enhance the Rails login form by customizing devise views with bootstrap and simple form: add placeholders, remove labels, apply form-control and btn-block, and center the form.

Improve sign up and edit forms by aligning markup with Rails conventions, adding f.errors notification for validation feedback, and applying centered layouts, placeholders, and bootstrap-like styling.

Generate the tasks table with a text content column and timestamps, create the task model, and use the Rails console to add tasks with create, new, and save.

Master the Rails console to edit and delete tasks, apply validations, and understand error messages, reloads, and basic Rails model rules for content presence and length.

Create new tasks from browser by defining routes for tasks, adding a tasks controller with new and create actions, and rendering a simple_form that redirects to the task show page.

Implement the edit action for tasks in Rails. Wire routes, build the edit and update actions, render the shared form, and handle validations with proper redirection and flash messages.

Build a tasks index to list all tasks, connecting controller, model, and view, and render a table with show, edit, and new task links using task_path and related routes.

Add a state attribute with default to do in Rails 5, enabling states to do, doing, and done. Update migrations, controllers, and views to display and filter tasks by state.

Learn how to add a custom action in rails to update a task's state with update_attributes, plus routing, a controller change action, and view links using put requests.

Refactor a Rails app by extracting a shared partial, render tasks by state with a collection, and use if-else state checks to show appropriate action links.

Create a test page using Bootstrap's 12-column grid to build three equal columns labeled to do, doing, and done, then add info panels with headers and footers.

Learn to enhance the tasks interface in a Rails app with a three-column panel, time ago in words, bootstrap buttons, and state transitions between to do, doing, and done.

Apply final design touches to a Rails app by styling task forms, centering content, adding a delete link with confirmation, and redirecting logged-in users to the task list.

Learn how to embed YouTube videos in a Rails 5 app by adding a content_html column, installing the auto_html gem, and rendering raw HTML in the task view.

Prepare production settings and install the Heroku CLI to deploy a Ruby on Rails app. Push to Heroku, migrate the database, and test a live application.