Top Ruby on Rails and Ruby Bundle: Learn Ruby and Rails

Install the tools to set up a Ruby development environment, learn basics like strings and variables, then explore conditionals, loops, hashes, fizz buzz, and methods and classes for Rails.

Learn how puts outputs a string on its own line and how print outputs on a single line, with examples like hello world and my name is John Elder.

Master Ruby string manipulation by treating strings as objects and applying dot methods like downcase, upcase, capitalize, reverse, and length to transform text.

Master variables in Ruby by naming them with lowercase letters and underscores, distinguishing strings from numbers, and using descriptive names like first_name and age. Note that uppercase names denote classes.

Learn how to get user input in Ruby using gets, store it in a variable, and use interpolation to print a personalized message.

Explore Ruby math basics, including integers vs floats, modulus, exponents, and standard operators. Learn why integer division yields 3 and how to get decimals by designating floats.

Convert user input from string to integer in Ruby using gets and gets.to_i, then perform arithmetic and interpolate results. Learn to convert back to string with to_s.

Master Ruby conditional statements by testing numbers and strings with if, else, and else if. Create interactive programs using user input, comparison operators, and branching to handle different outcomes.

Discover how the while loop executes while a condition is true, using a counter that increments to prevent infinite loops, and ends when the condition becomes false.

Learn how the Ruby each loop iterates over ranges and arrays. See how to use a block with a variable, print with puts, and apply Ruby underscore naming conventions.

Explore hashes, a more complex data structure than arrays, using curly braces and hash rockets to pair keys and values like John and Mary’s favorite pizzas, accessible by keys.

design and implement a fizz buzz program from 1 to 100 using loops and conditionals, printing numbers, fizz, buzz, or fizz buzz based on divisibility.

Learn how to define and call methods in Ruby, pass inputs, interpolate variables, and use methods to control the flow of your program.

Create a getter for a square class to return the side length from its instance variable, enabling straightforward object-oriented access. This video leads into setters in the next lesson.

Learn how to use attr_accessor to auto-generate getters and setters for class attributes like a square’s side length and area, then update and print the side length to verify.

Install node.js to support ruby on rails by first uninstalling any existing version, then download the latest long-term support release from nodejs.org and restart your computer after installation.

Install Sublime Text and the Git Bash terminal, with step-by-step download and default settings. Learn to set up SSH keys for secure connections to GitHub and Heroku for version control.

Learn how to generate an ssh key in bash, save it in a hidden directory, and use the public key to push code to GitHub and Heroku for Rails workflow.

Install the Heroku toolbelt to connect your terminal to Heroku and deploy Ruby on Rails apps. Learn to set the path, install Node, and verify the installation with heroku --version.

Create a test Rails project to verify installation, then fix installation errors by updating the database gem version in the Gemfile and running bundle install.

Build a to-do app with Rails scaffold to auto generate the database, pages, and forms, using a lists table with description (string) and completed (boolean), and learn about migrations.

Explore Rails scaffolding, migrations, and the automatic generation of views, controllers, and routes, then see how rake routes exposes CRUD operations for a live to-do list app.

Configure the root route to point to the lists index by updating the config folder's routes file, linking the home page to the index action of the lists controller.

Learn to create links in Ruby on Rails with link_to and embedded Ruby, use edit_list_path for editing, and manage visibility by removing the equal sign in ERB.

Learn how to implement redirection in Rails by updating the controller to redirect to the main index after edit and create actions, and display a top notice.

Explore how flash messages in Rails appear as notices on index, show, and edit pages, and render them with a reusable _flash.html.erb partial styled with bootstrap alerts.

Move the form onto the index page, reuse a form index partial for new and edit flows, and wire it to the lists controller to add and manage to-do items.

Add a Bootstrap navigation bar by copying the component code, create a partial, and render it on every page via the application layout using yield.

Learn to implement checkbox-style buttons in a Rails list to mark items as completed or not, using a form with hidden fields and a toggled checked state.

Discover how to deploy a Rails app to Heroku using the free tier, switch production database from sequel lite 3 to Postgres, and push via GitHub with bundle install.

Learn to deploy Ruby on Rails apps to Heroku using the Heroku tool belt, create and rename apps, push code with Git, and run migrations to update the database.

Configure a real domain for your Heroku app by adding it in settings and updating registrar dns with Namecheap or GoDaddy; understand propagation and basic pricing tiers.

Redirect all create, update, and delete actions to the root URL by updating redirects in the list controller, replacing lists_url with root_url to keep users on the root path.

Build a simple Ruby on Rails app that checks air quality using the AirNow API, pulls data, and displays a color-coded ozone level with basic logic.

Install bootstrap in a Rails app by adding the bootstrap gem and jquery-rails, wiring assets and javascript, bundling, restarting the server, and verifying visual changes.

Learn how to add a Bootstrap navbar to a Rails app by creating a partial, rendering it in the application layout, and customizing with a dark style and container spacing.

Learn to build a Bootstrap page by adding a jumbotron, switching a button to secondary, and displaying an ozone readout on the home page.

Learn to display API results on screen by parsing Ruby arrays and hashes, access the AQI value, and add basic error handling for API glitches.

Add descriptive messages to color statuses on the index page using embedded Ruby, refine the home controller, and update navigation, styling, and layout for a Ruby on Rails UI.

Implement basic error handling for a search form by checking for empty zip input, renaming variables to zip_query, and preparing to call an API to fetch and display results.

Learn how to set up version control with Git, initialize a repository, add and commit files, and push code to GitHub for safe, shareable Rails projects.

Learn how to rename your Heroku app to a custom domain and connect it using a registrar such as Namecheap or GoDaddy by creating a CNAME record.

Create your first rails webpage by using rails generate to scaffold a home controller and index view (erb), set up a route, and preview in the browser.

Learn how the application.html.erb layout in Rails injects common page elements via yield, enabling a single template to update navigation, footer, and title across all pages.

Learn how Rails uses embedded Ruby to create dynamic links with link_to, compare to standard HTML href, and use root_path and home_about_path to keep links updated as routes change.

Learn to use Bootstrap to style a website, explore Bootstrap components like alerts, buttons, cards, carousel, forms, jumbotron, and navbar, and install Bootstrap in Rails.

Learn two methods to use bootstrap with Rails: quick reference by linking files, or full install via the bootstrap gem, updating Gemfile and assets, then bundle install and restart.

Build a bootstrap navbar by copying bootstrap code, customize colors and links, and apply embedded ruby links with nav-link and nav bar brand classes in a Rails app.

Install and use the stock quote gem to fetch stock data in a Rails app, exploring symbols, company names, and latest prices, while noting gem updates and API key requirements.

Explore the stock quote gem to fetch company data, logo, and stats such as market cap, 52-week highs/lows, and descriptions, then apply dynamic queries in your Rails app.

Develop robust error handling in Ruby on Rails by validating stock symbol input, distinguishing blank or invalid entries, and displaying clear, user-friendly error messages without crashing the app.

Add devise links to the nav bar for sign up and log in via new_user_registration_path and new_user_session_path, and plan to show/hide links based on login status.

Implement conditional navbar links in a Rails app using embedded Ruby; show edit profile and log out when signed in, otherwise sign up or log in.

Explore how the stocks views and controller actions work in Rails, including index, show, new, edit, create, update, and destroy, plus resource routes and upcoming associations.

Learn how to establish Active Record associations by making a user has many stocks and each stock belongs to a user, linking stocks and users tables and updating views.

Enforce owner-only access in the stocks controller with a correct_user before_action, using current_user to restrict edits, updates, and destroys to the owner's stocks and filter shown stocks.

Assign the stock's user_id to the current_user in the new form, and hide that field from the view. Filter stocks by the logged-in user on the show and index pages.

Filter the stocks index to the current user by using stock.user_id in an each loop, displaying only that user's stocks and their show, edit, and destroy links.

Wire the stocks index view to the quote gem by using the stock ticker to fetch and display current prices and company names, with basic error handling and formatting.

Explore handling blank stock inputs and showing an error when a stock doesn't exist. Apply page-level error handling to prevent adding invalid records to the database.

Style a stock index table with bootstrap to display company name, ticker, price, and market cap, using borders, stripes, and hover effects for an engaging Rails bootstrapped stock page.

Push your finished app to Heroku for live hosting, and learn about the free tier, dyno scaling, and using custom or Heroku domains.

Deploy a Ruby on Rails app to Heroku by replacing development SQLite with Postgres. Install the pg gem, adjust bundler for production, then login, create an app, and push code.

Discover how to add a custom domain to your Heroku app by configuring settings, selecting a registrar such as Namecheap, and pointing the domain with a CNAME record.

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