Ruby on Rails5 Tutorial
A web-application framework that includes everything needed to create web applications.
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15 Lessons
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1 Article
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Estimated 33 hours
List of Lessons to Learn Ruby on Rails5
This is a list of Ruby on Rails5 lessons where you can start learning immediately without environment setup.
Ruby on Rails5 I Plus
Ruby on Rails is a web-application framework written in Ruby that includes everything needed to create web applications. Let's use Rails to develop a Twitter-like SNS app!
Estimated 2h
What You Can Learn in This Lesson
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1. Getting Started
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Getting Started
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2. The Basics of Rails
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Generating a Rails App
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The Top Page
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Understanding Views
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Understanding Controllers
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Understanding Routes
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Changing a Route
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The About Page
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3. Completing the App
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Adjusting the Layout
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Displaying an Image
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Changing the Top Page URL
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Creating Links
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Ruby on Rails5 II Plus
In this lesson, we'll be adding a page to the SNS app we made in the previous lesson to show the timeline. We'll also be learning about databases along the way.
Estimated 2h30m
What You Can Learn in This Lesson
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1. Displaying Posts
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Getting Started
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Displaying Posts
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Using Variables in Views
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Using the each Method in Views
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Defining Variables in Actions
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2. Using the Database
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Preparing a Database
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Creating a Table
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Models
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rails console
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Adding Data to a Table
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Getting Data from a Table
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Getting Data from a Table (2)
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Displaying the Posts
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3. The Common Layout
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Refactoring the Common Layout
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The link_to Method
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Ruby on Rails5 III Plus
In this lesson, we'll be creating a page to show the details of a post. We'll also add a "New Post" page for the users to create posts.
Estimated 2h10m
What You Can Learn in This Lesson
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1. Getting Started
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Getting Started
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2. Creating the Post Details Page
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Auto-Generated Columns
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The find_by Method
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The Post Details Page
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Getting the id from the URL
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Displaying a Post in the Post Details Page
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Adding Links to the Post Details Page
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3. Creating the New Post Page
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Creating the New Post Page
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Adding Input Fields to Form
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Sending and Receiving the Input Data
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The redirect_to Method
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Saving the Post
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Sorting the Posts
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Ruby on Rails5 I Dojo Plus
This lesson will allow you to review and apply the knowledge learned in the first 3 Rails Study lessons. Perfect your skills by working out so...
Estimated 2h
What You Can Learn in This Lesson
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1. Top Page & About Page
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Overview
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App Setup
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Top Page
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Changing the URL
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About Page
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The Header
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2. Post Features (Posts & Posts Details Pages)
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Making Models and Tables
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Post Page
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Post Details Page
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Ruby on Rails5 IV Plus
In this lesson, we'll be adding the "Edit" and "Delete" functionalities to the TweetApp.
Estimated 1h40m
What You Can Learn in This Lesson
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1. Editing/Deleting a Post
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Getting Started
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Editing a Post
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Deleting a Post
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2. Editing a Post
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The Edit Post Page
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Adding a Form
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Getting the Form Input Data in the Controller
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Updating a Post
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3. Deleting a Post
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Deleting a Post (2)
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Adding a Link to the "destroy" Action
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Deleting a Post (3)
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Ruby on Rails5 V Plus
In this lesson, we'll learn how to validate data. This will let you prevent saving posts that are empty or too long.
Estimated 1h50m
What You Can Learn in This Lesson
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1. Validating Posts
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Getting Started
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Preventing Empty Posts
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Limiting the Length of Posts
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2. Validation Messages
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Validation and the "save" Method
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Redirecting to the Form
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Redisplaying the Content of Failed Post
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Displaying Error Messages
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Displaying Flash Messages
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3. Validation in Other Pages
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Validations on the New Post Page
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Validations on the New Post Page (2)
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Flash for Creating/Deleting a Post
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Ruby on Rails5 II Dojo Plus
This Dojo lesson will give you the chance to practice and apply the knowledge and skills gained in Rails lessons III, IV, and V. As you code m...
Estimated 2h
What You Can Learn in This Lesson
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1. Lesson Overview
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Overview
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2. Validation
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Setting up Validation
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3. New Post Feature
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New Post Page
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Saving Posts
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Success & Error Messages
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4. Edit & Delete Features
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Edit Post Page
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Completing the Edit Feature
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Delete Feature
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Ruby on Rails5 VI Plus
In this lesson, we'll be adding the User model to the TweetApp. It's a good place to review what you've learned in the previous lessons!
Estimated 2h
What You Can Learn in This Lesson
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1. The User Model
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Getting Started
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Creating the Table and the Model
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Creating a User
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Adding Validations
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2. Displaying the Users
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Creating the Users Page
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Creating the User Details Page
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3. Creating a User
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Adding a Form
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Saving the User
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Adding Validation to the "create" Action
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4. Editing the User
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Editing the User
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Updating the Changes
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Ruby on Rails5 VII Plus
In this lesson, we'll add a column to let the users set a profile image.
Estimated 2h
What You Can Learn in This Lesson
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1. Getting Started
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Getting Started
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2. Saving the Image Name
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Adding a Column
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Editing the Migration File
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Setting the Default Image
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Displaying Profile Images
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3. Uploading an Image
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Sending Images
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Creating a File
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Saving Images
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Ruby on Rails5 VIII Plus
In this lesson, we'll learn how to add the "Log in/Log out" functionality to our TweetApp.
Estimated 3h
What You Can Learn in This Lesson
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1. Preparing the Model and Views
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Getting Started
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The "Login" Page
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Adding the "password" Column
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Sending the Login Data
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2. Adding the "Login" Functionality
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Identifying the User
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When User Login Request Fails
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Logging In
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Logging Out
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Logging in after Signing Up
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3. Authentication
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Displaying the User's Name
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Moving Variables to the Action
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Authenticating a User
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Authenticating a User (2)
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Restricting the Edit Account Page
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Authenticating the "edit" Action
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Ruby on Rails5 III Dojo Plus
This Dojo lesson will give you a chance to review and strengthen the skills you learned in Rails Study VII & VIII. You'll learn how to add fea...
Estimated 3h
What You Can Learn in This Lesson
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1. Overview
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Lesson Overview
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2. Image Upload Feature
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Adding the image_name Column
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Setting a Default Image
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Edit Feature for User Profile Images
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3. Login and Logout
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Adding a password Column
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Making a Login Form
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Login Functionality
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Invalid User Data
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Log in after Sign Up
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The Logout Feature
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4. Completing User Login
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Adding the User's Name to the Header
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Restricting Access before Log In
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Allowing Access After Log In
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Limiting Access to Edit Account Page
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Ruby on Rails5 IX Plus
In this lesson, we'll learn how to associate the Post model and the User model. This will allow us to display which user posted which post.
Estimated 2h
What You Can Learn in This Lesson
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1. Associating Posts with the User Model
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Getting Started
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Adding the "user_id" Column to Posts Table
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Associating New Posts with the Logged in Users
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Displaying User's Name for Each Post
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Defining an Instance Method
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Using Instance Methods
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Displaying the User's Name on the "Posts" Page
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The where Method
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Getting the User's Posts
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Displaying Posts on the "User Details" Page
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2. Authenticating the "edit" Action
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Preventing Others from Editing Your Post
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Preventing Others from Editing Your Post (2)
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Ruby on Rails5 X Plus
In this lesson, we'll add the "likes" functionality to our app.
Estimated 2h30m
What You Can Learn in This Lesson
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1. The Likes Functionality
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Getting Started
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The Like Model
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Adding Columns to the "likes" Table
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Displaying "Liked!" or "Not Liked!"
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The Likes Controller
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The "Like!" Button
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Removing Likes
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2. Improving the Like! button
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Using an Icon for the "Like!" Button
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Using an Icon for the "Like!" Button (2)
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Displaying the Number of Likes
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3. Displaying the Liked! Posts
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Displaying the Liked Posts
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Displaying the Liked Posts (2)
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Ruby on Rails5 XI Plus
In this lesson, we'll learn how to handle passwords securely in web applications.
Estimated 1h
What You Can Learn in This Lesson
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1. Password Hashing
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Getting Started
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Editing the Gemfile
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has_secure_password
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Adding password_digest
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The password Column
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Using Hashed Passwords
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Ruby on Rails5 IV Dojo Plus
You'll review and apply the skills learned in Rails Study lessons IX, X, and XI in this Dojo lesson. Strengthen your skills by linking users a...
Estimated 3h
What You Can Learn in This Lesson
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1. Lesson Overview
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The Overall Goal
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2. Linking Users & Posts
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Setup for the Association
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Associating New Posts with a User
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Displaying User's Name on the Posts Page
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Displaying Posts on the User Details Page
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Preventing Others from Editing Your Posts
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3. The Like Feature
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Creating the Like Feature
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The Likes Controller
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Creating the Button for the Like Feature
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Displaying the Number of Likes
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Displaying the Liked Posts
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4. Hashing Passwords
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Hashing Setup
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Hashing & Saving
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Log in with a Hashed Password
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After Finishing Ruby on Rails5 Lessons
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