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Diffstat (limited to 'guides/source')
| -rw-r--r-- | guides/source/getting_started.md | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/guides/source/getting_started.md b/guides/source/getting_started.md index d9619bbc21..e088abc150 100644 --- a/guides/source/getting_started.md +++ b/guides/source/getting_started.md @@ -623,6 +623,8 @@ method returns an `ActiveSupport::HashWithIndifferentAccess` object, which allows you to access the keys of the hash using either strings or symbols. In this situation, the only parameters that matter are the ones from the form. +TIP: Ensure you have a firm grasp of the `params` method, as you'll use it fairly regularly. Let's consider an example URL: **http://www.example.com/?username=dhh&email=dhh@email.com**. In this URL, `params[:username]` would equal "dhh" and `params[:email]` would equal "dhh@email.com". + If you re-submit the form one more time you'll now no longer get the missing template error. Instead, you'll see something that looks like the following: @@ -739,6 +741,8 @@ database columns. In the first line we do just that (remember that `@article.save` is responsible for saving the model in the database. Finally, we redirect the user to the `show` action, which we'll define later. +TIP: You might be wondering why the `A` in `Article.new` is capitalized above, whereas most other references to articles in this guide have used lowercase. In this context, we are referring to the class named `Article` that is defined in `\models\article.rb`. Class names in Ruby must begin with a capital letter. + TIP: As we'll see later, `@article.save` returns a boolean indicating whether the article was saved or not. |