document setting language in url

Author: devalog

fern/products/cli-api-reference/cli-changelog/2025-09-22.mdx

@@ -7,7 +7,7 @@
 
 
 ## 0.78.4
-**`(fix):`** Collapse any combination of optional and nullable to optional<nullable<T>>.
+**`(fix):`** Collapse any combination of optional and nullable to `optional<nullable<T>>`.
 
 ## 0.78.3
 **`(chore):`** Support IR v59 in the Rust SDK generator.

fern/products/docs/pages/component-library/default-components/code-blocks.mdx

@@ -326,7 +326,7 @@ automatically sync and switch to match. Language preferences are stored in
 client-side local storage and persist across browser sessions.
 
 The example below demonstrates language sync in action – choosing a language in
-either set of code blocks will automatically update both sets to match:
+either set of `CodeBlocks` will automatically update both sets to match:
 
 <CodeBlocks>
   ```python title="Python"
@@ -384,6 +384,10 @@ either set of code blocks will automatically update both sets to match:
   `CodeBlocks` automatically synchronize with [`<Tab>` components that have a `language` property](/docs/writing-content/components/tabs#language-synchronization).
 </Note>
 
+### Linking to language-specific content
+
+<Markdown src="snippets/language-url.mdx" />
+
 ### Override synchronization
 
 You can override the synchronization of code blocks by setting the `for` prop.

fern/products/docs/pages/component-library/default-components/snippets/language-url.mdx

@@ -0,0 +1,5 @@
+You can link directly to content in a specific language by adding `?language=<some-language>` to the end of a URL. This sets which language tab wil be displayed by default when users visit the page.
+
+For example, the following link opens with Java tabs displayed: https://buildwithfern.com/learn/docs/writing-content/components/tabs?language=java 
+
+This works with both `CodeBlocks` and `Tab` components that have a `language` property. 

fern/products/docs/pages/component-library/default-components/tabs.mdx

@@ -186,3 +186,7 @@ either set of tabs doesn't affect the other set of tabs:
 
 </Accordion>
 
+### Linking to language-specific content
+
+<Markdown src="snippets/language-url.mdx" />
+

fern/products/sdks/overview/ruby/configuration.mdx

@@ -24,9 +24,13 @@ The name of the generated client class. This allows you to customize the class n
 The default timeout for network requests in seconds. In the generated client, this can be overridden at the request level. Set to 'infinity' to disable timeouts.
 </ParamField>
 <ParamField path="extraDependencies" type="ExtraDependenciesSchema" required={false} toc={true}>
+<Markdown src="/snippets/pro-plan.mdx"/>
+
 Specify additional dependencies to include in the generated SDK's gemspec. This is useful when you need to add custom gems that your SDK depends on.
 </ParamField>
 <ParamField path="extraDevDependencies" type="ExtraDependenciesSchema" required={false} toc={true}>
+<Markdown src="/snippets/pro-plan.mdx"/>
+
 Specify additional development dependencies to include in the generated SDK's gemspec. These are dependencies used for development and testing but not required by end users.
 </ParamField>
 <ParamField path="flattenModuleStructure" type="boolean" default="false" required={false} toc={true}>