added execution commands for all languages to follow script example

Author: sadik312

examples/dotnet/README.md

@@ -0,0 +1,36 @@
+# Running all test from Selenium C# example
+
+Follow these steps to run all test examples from selenium C#
+
+1. Clone this repository
+
+```
+git clone https://github.com/SeleniumHQ/seleniumhq.github.io.git
+```
+
+2. Navigate to `dotnet` directory
+
+```
+cd seleniumhq.github.io/examples/dotnet
+```
+
+3. Install dependecies using dotnet
+
+```
+dotnet restore
+```
+
+4. Run all tests
+> Open the terminal or command prompt and navigate to the directory where your test project's .csproj file is located and run the following command in the terminal
+
+```
+dotnet test
+```
+
+# Execute a C# script
+
+Use this command to run a C# script and follow the first script example
+
+```
+dotnet run HelloSelenium.cs
+```

examples/java/README.md

@@ -0,0 +1,43 @@
+# Running all tests from Selenium java example
+
+Follow these steps to run all test examples from selenium java
+
+1. Clone this repository
+
+```
+git clone https://github.com/SeleniumHQ/seleniumhq.github.io.git
+```
+
+2. Navigate to `java` directory
+
+```
+cd seleniumhq.github.io/examples/java
+```
+
+3. Install & build dependencies using grandlew
+
+```
+gradle build
+```
+
+4. Run all tests
+
+```
+gradle test
+```
+
+# Compile a java file
+
+Use this command to compile a java script and follow the first script example
+
+```
+javac FirstScript.js
+```
+
+# Execute a java file
+
+Use this command to run a java file
+
+```
+java FirstScript
+```

examples/kotlin/README.md

@@ -0,0 +1,42 @@
+# Running all tests from Selenium kotlin example
+
+Follow these steps to run all test examples from selenium kotlin
+
+1. Clone this repository
+
+```
+git clone https://github.com/SeleniumHQ/seleniumhq.github.io.git
+```
+
+2. Navigate to `kotlin` directory
+
+```
+cd seleniumhq.github.io/examples/kotlin
+```
+
+3. Install dependencies (using maven)
+
+```
+mvn clean install
+```
+
+4. Run all tests
+
+```
+mvn test
+```
+> or to run all tests in a specific class you can run `mvn -Dtest=classname test`
+
+# Compile kotlin script and follow the first script example
+
+Compile kotlin file
+```
+kotlinc FirstScriptTest.kt -include-runtime -d FirstScriptTest.jar
+```
+
+# Execute a kotlin script 
+
+Execute 
+```
+java -jar FirstScriptTest.jar
+```

website_and_docs/content/documentation/webdriver/getting_started/first_script.en.md

@@ -236,7 +236,7 @@ See [Quitting Sessions]({{< ref "../drivers/#quitting-sessions" >}}).
 {{< gh-codeblock path="examples/python/README.md#L37" >}}
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@@ -245,7 +245,8 @@ See [Quitting Sessions]({{< ref "../drivers/#quitting-sessions" >}}).
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