Rails log files can reveal a lot of information regarding what is happening with your application. The type of information that is logged can be configured by you. The default is debug log, but there's also info, warn, error, and fatal. In this video, you'll learn about logging to log files in Ruby on Rails 4, and how you can modify what is recorded.
…In this movie, we'll take a look at the log files that Rails uses,…learn how to configure them, and how to write your own information to them.…Note that the logs that I'm referring to here are…the application logs, which are different from the web server logs.…Errors that occur before request gets…to your application and possibly errors regarding…locating and starting your application are going to show up in the Server logs.…But the web server only knows about the request that comes…in and the response that gets sent back to the browser.…Everything that happens once it hands off that request to…the Rails application is a mystery to the web server.…
But the Rails log files can provide lots of…detail about what happens as Rails process the request.…The kind of information that gets logged can…be configured and can be different for each environment.…By default.…The development environment is set to the log level, debug.…And the production environment is set to info.…You can change these to a few other choices.…
- Why use Ruby on Rails?
- Installing Ruby on Rails on Mac and Windows
- Rendering templates and redirecting requests
- Generating and running database migrations
- Creating, updating, and deleting records
- Understanding association types
- Using layouts, partials, and view helpers
- Incorporating assets using asset pipeline
- Validating form data
- Authenticating users and managing user access
- Architecting RESTful applications
- Debugging and error handing
Skill Level Beginner
1. What Is Ruby on Rails?
2. Installing Ruby on Rails on a Mac
3. Installing Ruby on Rails on a Windows Machine
4. Getting Started
5. Controllers, Views, and Dynamic Content
6. Databases and Migrations
7. Models, ActiveRecord, and ActiveRelation
9. Controllers and CRUD
10. Layouts, Partials, and View Helpers
13. Data Validation
14. User Authentication
15. Improving the Simple CMS
16. REST and RESTful Routes
17. Debugging and Error Handling
18. Introducing More Advanced Topics
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