cleanup, docs

site/doc/pages/socket_write.txt

@@ -14,7 +14,5 @@ Writes `data` to the given socket.
 
 The function returns `true` when the write succeeds.
 
-Related:
-
-- PHP: PHP sockets and stream APIs like `socket_connect()`, `fread()`, `fwrite()`, and stream clients
-- JavaScript / Node.js: Node `net.Socket` connect, read, write, and close operations
+:example
+print("socket_write is resource-bound; configure the service or connection, then call it in request code.\n");