課程信息
4.7
676 個評分
143 個審閱
專項課程

第 2 門課程(共 6 門),位於

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完成時間(小時)

完成時間大約為17 小時

建議:7 hours/week...
可選語言

英語(English)

字幕:英語(English)...

您將獲得的技能

AuthenticationActive Record PatternRuby On Rails
專項課程

第 2 門課程(共 6 門),位於

100% online

100% online

立即開始,按照自己的計劃學習。
可靈活調整截止日期

可靈活調整截止日期

根據您的日程表重置截止日期。
完成時間(小時)

完成時間大約為17 小時

建議:7 hours/week...
可選語言

英語(English)

字幕:英語(English)...

教學大綱 - 您將從這門課程中學到什麼

1
完成時間(小時)
完成時間為 5 小時

Introduction to Active Record

In this module, we will begin exploring the database-interaction portion of Rails. We will start off with migrations that enable you to create and modify the schema of the database. We will then move on to discussing the Active Record gem Rails uses, which enables you to create, retrieve, update, and delete the data from the database. Before looking at Active Record, we will talk about some advanced Ruby features of meta-programming that will help facilitate our Active Record journey....
Reading
12 個視頻(共 99 分鐘), 3 個閱讀材料, 3 個測驗
Video12 個視頻
Welcome to Module 1: Introduction to Active Record3分鐘
Scaffolding6分鐘
Database Setup and SQLite7分鐘
Introduction to Migrations12分鐘
Creating and Modifying Tables and Columns12分鐘
Dynamic Dispatch7分鐘
Dynamic Methods5分鐘
Ghost Methods11分鐘
Introduction to Active Record10分鐘
Active Record CRUD: Part 113分鐘
Active Record CRUD: Part 25分鐘
Reading3 個閱讀材料
Grading10分鐘
Github Repository for Module 110分鐘
Recommended Books10分鐘
Quiz2 個練習
Scaffold and Migrations10分鐘
Active Record Queries2分鐘
2
完成時間(小時)
完成時間為 5 小時

Deep Dive into Active Record

In this module, we will continue exploring Active Record and look at ways to code advanced queries without exposing ourselves to risk from SQL injection (as well as what SQL injection actually is). We will then look at expressing relationships between entities in Active Record and validating the data being saved to the database....
Reading
11 個視頻(共 86 分鐘), 2 個閱讀材料, 3 個測驗
Video11 個視頻
Seeding the Database4分鐘
SQL Fragments and Dangers of SQL Injection9分鐘
Array and Hash Condition Syntax6分鐘
One-to-One Association12分鐘
One-to-Many Association12分鐘
Many-to-Many Association8分鐘
Rich Many-to-Many Association9分鐘
Active Record Scopes7分鐘
Validations6分鐘
N+1 Queries Issue and DB Transactions5分鐘
Reading2 個閱讀材料
GitHub Repository for Module 210分鐘
Recommended Books10分鐘
Quiz2 個練習
Advanced Querying4分鐘
Relationships14分鐘
3
完成時間(小時)
完成時間為 5 小時

Introduction to Action Pack

In this module, we will introduce Rails' Action Pack, which is a combination of Action Controller and Action View. We will see how REST has influenced routing in a Rails application and also talk about partials, form helpers, and layouts....
Reading
10 個視頻(共 67 分鐘), 2 個閱讀材料, 3 個測驗
Video10 個視頻
Introduction to Action Pack4分鐘
REST and Rails8分鐘
Restful Actions: Index8分鐘
Restful Actions: Show and Destroy8分鐘
Restful Actions: New and Create4分鐘
Strong Parameters and Flash9分鐘
Restful Actions: Edit and Update5分鐘
Partials5分鐘
Form Helpers and Layouts8分鐘
Reading2 個閱讀材料
GitHub Repository for Module 310分鐘
Recommended Books10分鐘
Quiz2 個練習
Action Pack4分鐘
Restful Actions8分鐘
4
完成時間(小時)
完成時間為 5 小時

Security and Nested Resources in Action Pack

In this module, we will talk about how to deal with nested resources in Rails. We will then talk about securing your app with a username and password combination for authentication purposes and making sure that users are only authorized to make changes to and view their own resources. We will finish off the module by discussing pagination and deploying to Heroku Paas (Platform as a Service)....
Reading
10 個視頻(共 85 分鐘), 2 個閱讀材料, 3 個測驗
Video10 個視頻
Building an App with Multiple Resources10分鐘
Nested Resources: Part 18分鐘
Nested Resources: Part 212分鐘
Authentication8分鐘
HTTP Sessions and Cookies8分鐘
Sessions Controller and View11分鐘
Authorization5分鐘
Pagination6分鐘
Deploying to Heroku and Enabling SSL8分鐘
Reading2 個閱讀材料
GitHub Repository for Module 410分鐘
Recommended Books10分鐘
Quiz2 個練習
Nested Resources10分鐘
Authentication8分鐘
4.7
職業方向

50%

完成這些課程後已開始新的職業生涯
工作福利

83%

通過此課程獲得實實在在的工作福利

熱門審閱

創建者 ABAug 11th 2016

A nice continuation to course 1 of this specialization, deeper dive into RoR, among other things you will learn how to manipulate/display database data and how to authenticate/authorize users!

創建者 NLDec 17th 2015

Great explanation of not so easy to understand concepts. Lecturer provides good example that can help material better and see how what you've learned can be applied to real world scenarios.

講師

Avatar

Kalman Hazins

Adjunct Professor, Graduate Computer Science
Whiting School of Engineering

關於 Johns Hopkins University

The mission of The Johns Hopkins University is to educate its students and cultivate their capacity for life-long learning, to foster independent and original research, and to bring the benefits of discovery to the world....

關於 Ruby on Rails Web Development 專項課程

This Specialization covers the fundamentals of web development with Ruby on Rails. You’ll learn everything you need to develop your own web application using Ruby on Rails, SQL and NoSQL databases, and HTML/CSS, and Javascript. We will also touch on advanced topics such as security, services using HTTP/RESTful access patterns, and user access and user experience from multiple device platforms. In the final Capstone Project, you’ll apply your skills to develop a web application that hosts uploaded photos and displays them using a map....
Ruby on Rails Web Development

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