Table of Contents
What is assets in Ruby on Rails?
2 Answers. Generally asset is anything that browser loads after it gets the HTML page. Meaning javascript, css and any images.
What assets Precompile do?
rake assets:precompile. We use rake assets:precompile to precompile our assets before pushing code to production. This command precompiles assets and places them under the public/assets directory in our Rails application.
What are sprockets in rails?
Sprockets is a Ruby library for compiling and serving web assets. Sprockets allows to organize an application’s JavaScript files into smaller more manageable chunks that can be distributed over a number of directories and files. It provides structure and practices on how to include assets in our projects.
Where is application JS in rails?
You won’t find your JavaScript folder in the same place as you did in Rails 5. The directory structure for JavaScript has changed to the app/javascript/packs/ folder. In that folder you will find the application. js file, which is just like the application.
What is asset pipeline?
1 What is the Asset Pipeline? The asset pipeline provides a framework to concatenate and minify or compress JavaScript and CSS assets. It also adds the ability to write these assets in other languages and pre-processors such as CoffeeScript, Sass, and ERB.
What is asset pipeline unity?
The Asset Import Pipeline keeps track of all the dependencies for each asset and keeps a cache of the imported versions of all the assets. An asset’s import dependencies are all the data that could influence the import result.
What is Ruby sprockets?
Sprockets is a Ruby library for compiling and serving web assets. It features declarative dependency management for JavaScript and CSS assets, as well as a powerful preprocessor pipeline that allows you to write assets in languages like CoffeeScript, Sass and SCSS.
HOW include JavaScript in Ruby on Rails?
To create a JavaScript file containing a code for handling a button click, follow the steps below:
- In the Project view Alt+1 , select the app/javascript/packs directory.
- Press Alt+Insert and select JavaScript File in the invoked popup.
- Specify the file name (hello in our case) and press Enter .
- In the created hello.
What is an asset path?
Just like in BASH where we have a PATH environment variable that is a combination of folder paths, the Asset Path is a combination of folder paths for Rails to look for assets in. We can put assets anywhere, configure our Asset Path, and access them via a single ‘/assets’ URL.
How do I use assets in Unity?
Assets can be dragged and dropped into the Project window of the Unity Interface, or they can be imported by using the Import New Asset command.
- With a Unity project open, right-click in the Project Window > Import New Asset. (
- Browse to the desired file location and select the desired assets.
What is asset import?
You can import all of the assets in an export file or select the assets that you want to import. When you import assets, you specify the following information: The assets in the export file that you want to import and the projects in which to import them.
What is HTML ERB?
erb stands for “Embedded RuBy”. erb or . erb. html file is HTML with Ruby code embedded in; Rails will evaluate the Ruby to add content to the file dynamically, and will output a “pure” HTML file for rendering.
Where are the assets in the rails asset pipeline?
In previous versions of Rails, all assets were located in subdirectories of public such as images, javascripts and stylesheets. With the asset pipeline, the preferred location for these assets is now the app/assets directory. Files in this directory are served by the Sprockets middleware. Assets can still be placed in the public hierarchy.
How do I use Sass-rails for CSS compression?
The sass-rails gem is automatically used for CSS compression if included in the Gemfile and no config.assets.css_compressor option is set. The first feature of the pipeline is to concatenate assets, which can reduce the number of requests that a browser makes to render a web page.
How do I invalidate the cache in the asset pipeline?
You can invalidate the cache by altering this fingerprint, which happens automatically whenever you change the file contents. The second feature of the asset pipeline is asset minification or compression. For CSS files, this is done by removing whitespace and comments.
How to set CDN as the asset host in rails?
You can do this by configuring Rails to set your CDN as the asset host instead of using a relative path. To set your asset host in Rails, you need to set config.asset_host in config/environments/production.rb :