diff options
Diffstat (limited to 'railties/guides/source/getting_started.textile')
| -rw-r--r-- | railties/guides/source/getting_started.textile | 48 |
1 files changed, 30 insertions, 18 deletions
diff --git a/railties/guides/source/getting_started.textile b/railties/guides/source/getting_started.textile index a36f84e9fd..d6f3c3e217 100644 --- a/railties/guides/source/getting_started.textile +++ b/railties/guides/source/getting_started.textile @@ -329,7 +329,9 @@ environment: development: adapter: sqlite3 database: db/development.sqlite3 - pool: 5 + # Maximum number of database connections available per process. Please + # increase this number in multithreaded applications. + pool: 1 timeout: 5000 </yaml> @@ -350,7 +352,9 @@ development: adapter: mysql2 encoding: utf8 database: blog_development - pool: 5 + # Maximum number of database connections available per process. Please + # increase this number in multithreaded applications. + pool: 1 username: root password: socket: /tmp/mysql.sock @@ -370,7 +374,9 @@ development: adapter: postgresql encoding: unicode database: blog_development - pool: 5 + # Maximum number of database connections available per process. Please + # increase this number in multithreaded applications. + pool: 1 username: blog password: </yaml> @@ -447,7 +453,13 @@ start a web server on your development machine. You can do this by running: $ rails server </shell> -TIP: Compiling CoffeeScript to JavaScript requires a JavaScript runtime and the absence of a runtime will give you an +execjs+ error. Usually Mac OS X and Windows come with a JavaScript runtime installed. +therubyracer+ and +therubyrhino+ are the commonly used runtimes for Ruby and JRuby respectively. You can also investigate a list of runtimes at "ExecJS":https://github.com/sstephenson/execjs. +TIP: Compiling CoffeeScript to JavaScript requires a JavaScript runtime and +the absence of a runtime will give you an +execjs+ error. Usually Mac OS X +and Windows come with a JavaScript runtime installed. Rails adds the +therubyracer+ gem +to Gemfile in a commented line for new apps and you can uncomment if you need it. ++therubyrhino+ is the recommended runtime for JRuby users and is added by default +to Gemfile in apps generated under JRuby. You can investigate about all the +supported runtimes at "ExecJS":https://github.com/sstephenson/execjs#readme. This will fire up an instance of the WEBrick web server by default (Rails can also use several other web servers). To see your application in action, open a @@ -838,7 +850,7 @@ below: <%= javascript_include_tag "application" %> <%= csrf_meta_tags %> </head> -<body style="background: #EEEEEE;"> +<body style="background-color: #EEEEEE;"> <%= yield %> @@ -847,7 +859,7 @@ below: </erb> Now when you refresh the +/posts+ page, you'll see a gray background to the -page. This same gray background will be used throughout all the views for posts. +page. This same gray background will be used throughout all the views. h4. Creating New Posts @@ -1008,7 +1020,7 @@ by its id value. After finding the record, Rails displays it by using +app/views/posts/show.html.erb+: <erb> -<p class="notice"><%= notice %></p> +<p id="notice"><%= notice %></p> <p> <b>Name:</b> @@ -1275,7 +1287,7 @@ So first, we'll wire up the Post show template (+/app/views/posts/show.html.erb+) to let us make a new comment: <erb> -<p class="notice"><%= notice %></p> +<p id="notice"><%= notice %></p> <p> <b>Name:</b> @@ -1341,7 +1353,7 @@ template. This is where we want the comment to show, so let's add that to the +app/views/posts/show.html.erb+. <erb> -<p class="notice"><%= notice %></p> +<p id="notice"><%= notice %></p> <p> <b>Name:</b> @@ -1423,7 +1435,7 @@ Then you can change +app/views/posts/show.html.erb+ to look like the following: <erb> -<p class="notice"><%= notice %></p> +<p id="notice"><%= notice %></p> <p> <b>Name:</b> @@ -1494,7 +1506,7 @@ create a file +app/views/comments/_form.html.erb+ containing: Then you make the +app/views/posts/show.html.erb+ look like the following: <erb> -<p class="notice"><%= notice %></p> +<p id="notice"><%= notice %></p> <p> <b>Name:</b> @@ -1662,7 +1674,7 @@ right in the form where you create the post. First, create a new model to hold the tags: <shell> -$ rails generate model tag name:string post:references +$ rails generate model Tag name:string post:references </shell> Again, run the migration to create the database table: @@ -1689,10 +1701,10 @@ class Post < ActiveRecord::Base end </ruby> -The +:allow_destroy+ option on the nested attribute declaration tells Rails to -display a "remove" checkbox on the view that you'll build shortly. The -+:reject_if+ option prevents saving new tags that do not have any attributes -filled in. +The +:allow_destroy+ option tells Rails to enable destroying tags through the +nested attributes (you'll handle that by displaying a "remove" checkbox on the +view that you'll build shortly). The +:reject_if+ option prevents saving new +tags that do not have any attributes filled in. We will modify +views/posts/_form.html.erb+ to render a partial to make a tag: @@ -1765,7 +1777,7 @@ Finally, we will edit the <tt>app/views/posts/show.html.erb</tt> template to show our tags. <erb> -<p class="notice"><%= notice %></p> +<p id="notice"><%= notice %></p> <p> <b>Name:</b> @@ -1825,7 +1837,7 @@ Now you can edit the view in <tt>app/views/posts/show.html.erb</tt> to look like this: <erb> -<p class="notice"><%= notice %></p> +<p id="notice"><%= notice %></p> <p> <b>Name:</b> |