Denoting the samples more clearly

docs/source/theory/resource_tree.rst

@@ -55,7 +55,7 @@ Resources
 
 The HTTP method of the incoming request.
 
-Sample usage:
+**Sample Usage**
 
 If the user runs:
 
@@ -77,7 +77,7 @@ then, when handling the request:
 The ``Host`` header as defined in the HTTP/1.1 spec of the incoming
 request.
 
-Sample usage:
+**Sample Usage**
 
 If the user runs:
 
@@ -98,7 +98,7 @@ then, when handling the request:
 
 Contains the path substring of the URL.
 
-Sample usage:
+**Sample Usage**
 
 If the user runs:
 
@@ -118,7 +118,7 @@ then, when handling the request:
 
 Contains the part of the URL captured by the pattern ``name``.
 
-Sample usage:
+**Sample Usage**
 
 For a route defined like this:
 
@@ -144,7 +144,7 @@ then, when handling the request:
 
 Contains the value of the URL parameter ``name``
 
-Sample usage:
+**Sample Usage**
 
 If the user runs:
 
@@ -165,7 +165,7 @@ then, when handling the request:
 
 Contains the value of the HTTP header ``name`` of the incoming request.
 
-Sample usage:
+**Sample Usage**
 
 If the user runs:
 
@@ -186,7 +186,7 @@ then, when handling the request:
 
 Contains the value of the HTTP cookie ``name`` of the incoming request.
 
-Sample usage:
+**Sample Usage**
 
 If the user runs:
 
@@ -206,7 +206,7 @@ then, when handling the request:
 
 Contains the value of the field ``name`` of the incoming request.
 
-Sample usage:
+**Sample Usage**
 
 If the user runs:
 
@@ -227,7 +227,7 @@ then, when handling the request:
 
 Contains the name of the file uploaded through the incoming request.
 
-Sample usage:
+**Sample Usage**
 
 If the user runs:
 
@@ -248,7 +248,7 @@ then, when handling the request:
 
 Contents of the file that is being uploaded in the incoming request.
 
-Sample usage:
+**Sample Usage**
 
 If the user runs:
 
@@ -269,7 +269,7 @@ then, when handling the request:
 
 Raw contents of the incoming request HTTP body.
 
-Sample usage:
+**Sample Usage**
 
 If the user runs:
 
@@ -290,7 +290,7 @@ then, when handling the request:
 
 Contains the status code given in the user response.
 
-Sample usage:
+**Sample Usage**
 
 If during the request handling:
 
@@ -306,7 +306,7 @@ then the response will have the status code ``418 I am a Teapot``.
 
 Contains the value of the header ``name`` in the user response.
 
-Sample usage:
+**Sample Usage**
 
 If during the request handling:
 
@@ -325,7 +325,7 @@ Contains the value of the cookie ``name`` that will be set to the user
 response.
 
 
-Sample usage:
+**Sample Usage**
 
 If during the request handling:
 
@@ -342,7 +342,7 @@ following requests.
 
 Contains the value of the response HTTP body.
 
-Sample usage:
+**Sample Usage**
 
 .. code-block:: bash