Add documentation to show the alternative use of an environment variable (#1950)[deploy site]

* Add documentation to show the alternative use of an environment variable

* Update line length

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Co-authored-by: Sri Harsha <[email protected]> e92fc16

Author: selenium-ci

documentation/_print/index.html

@@ -9376,7 +9376,10 @@
 </code></pre><p>If that happens, the solution is to install that library, for instance, as follows:</p><pre tabindex=0><code>sudo apt-get install libdbus-glib-1-2
 </code></pre><p>A similar issue might happen when trying to execute Chrome for Testing in Linux:</p><pre tabindex=0><code>error while loading shared libraries: libatk-1.0.so.0: cannot open shared object file: No such file or directory
 </code></pre><p>In this case, the library to be installed is the following:</p><pre tabindex=0><code>sudo apt-get install libatk-bridge2.0-0
-</code></pre><h2 id=roadmap>Roadmap</h2><p>You can trace the work in progress in the <a href=https://github.com/orgs/SeleniumHQ/projects/5>Selenium Manager project dashboard</a>. Moreover, you can check the new features shipped with each Selenium Manager release in its <a href=https://github.com/SeleniumHQ/selenium/blob/trunk/rust/CHANGELOG.md>changelog file</a>.</p></div><div class=td-content style=page-break-before:always><h1 id=pg-ec09461f1eb03a47c6c0fe3b5ae8645d>4 - Grid</h1><div class=lead>Want to run tests in parallel across multiple machines? Then, Grid is for you.</div><p>Selenium Grid allows the execution of WebDriver scripts on remote machines
+</code></pre><h3 id=using-an-environment-variable-for-the-driver-path>Using an environment variable for the driver path</h3><p>It&rsquo;s possible to use an environment variable to specify the driver path without using Selenium Manager.
+The following environment variables are supported:</p><ul><li>SE_CHROMEDRIVER</li><li>SE_EDGEDRIVER</li><li>SE_GECKODRIVER</li><li>SE_IEDRIVER</li><li>SE_SAFARIDRIVER</li></ul><p>For example, to specify the path to the chromedriver,
+you can set the <code>SE_CHROMEDRIVER</code> environment variable to the path of the chromedriver executable.
+The following bindings allow you to specify the driver path using an environment variable:</p><ul><li>Ruby</li><li>Java</li></ul><p>This feature is available in the Selenium Ruby binding starting from version 4.25.0.</p><h2 id=roadmap>Roadmap</h2><p>You can trace the work in progress in the <a href=https://github.com/orgs/SeleniumHQ/projects/5>Selenium Manager project dashboard</a>. Moreover, you can check the new features shipped with each Selenium Manager release in its <a href=https://github.com/SeleniumHQ/selenium/blob/trunk/rust/CHANGELOG.md>changelog file</a>.</p></div><div class=td-content style=page-break-before:always><h1 id=pg-ec09461f1eb03a47c6c0fe3b5ae8645d>4 - Grid</h1><div class=lead>Want to run tests in parallel across multiple machines? Then, Grid is for you.</div><p>Selenium Grid allows the execution of WebDriver scripts on remote machines
 by routing commands sent by the client to remote browser instances.</p><p>Grid aims to:</p><ul><li>Provide an easy way to run tests in parallel on multiple machines</li><li>Allow testing on different browser versions</li><li>Enable cross platform testing</li></ul><p>Interested? Go through the following sections to understand
 how Grid works, and how to set up your own.</p></div><div class=td-content style=page-break-before:always><h1 id=pg-b65420f0b17cd83a52cb3a727d5dd688>4.1 - Getting started with Selenium Grid</h1><div class=lead>Instructions for a simple Selenium Grid</div><h2 id=quick-start>Quick start</h2><ol><li>Prerequisites<ul><li>Java 11 or higher installed</li><li>Browser(s) installed</li><li>Browser driver(s)<ul><li><a href=https://www.selenium.dev/documentation/selenium_manager/>Selenium Manager</a> will configure the drivers automatically if you add <code>--selenium-manager true</code>.</li><li><a href=https://www.selenium.dev/documentation/webdriver/troubleshooting/errors/driver_location/#use-the-path-environment-variable>Installed and on the <code>PATH</code></a></li></ul></li><li>Download the Selenium Server jar file from the <a href=https://github.com/SeleniumHQ/selenium/releases/latest>latest release</a></li></ul></li><li>Start the Grid<ul><li><code>java -jar selenium-server-&lt;version>.jar standalone</code></li></ul></li><li>Point* your WebDriver tests to <a href=http://localhost:4444>http://localhost:4444</a></li><li>(Optional) Check running tests and available capabilities by opening your browser at <a href=http://localhost:4444>http://localhost:4444</a></li></ol><p>*Wondering how to point your tests to <a href=http://localhost:4444>http://localhost:4444</a>?
 Check the <a href=https://www.selenium.dev/documentation/webdriver/drivers/#remote-webdriver><code>RemoteWebDriver</code> section</a>.</p><p>To learn more about the different configuration options, go through the sections below.</p><h2 id=grid-roles>Grid roles</h2><p>Grid is composed by six different <a href=https://www.selenium.dev/documentation/grid/components/>components</a>, which gives
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documentation/about/_print/index.html

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