SDK binary support for executions

docs/examples/java/databases/get-document.md

@@ -4,14 +4,14 @@ import io.appwrite.services.Databases;
 
 Client client = new Client(context)
     .setEndpoint("https://cloud.appwrite.io/v1") // Your API Endpoint
-    .setProject("5df5acd0d48c2"); // Your project ID
+    .setProject("<YOUR_PROJECT_ID>"); // Your project ID
 
 Databases databases = new Databases(client);
 
 databases.getDocument(
-    "<DATABASE_ID>", // databaseId 
-    "<COLLECTION_ID>", // collectionId 
-    "<DOCUMENT_ID>", // documentId 
+    "{$example}", // databaseId 
+    "{$example}", // collectionId 
+    "{$example}", // documentId 
     listOf(), // queries (optional)
     new CoroutineCallback<>((result, error) -> {
         if (error != null) {