diff --git a/.gitignore b/.gitignore
index 12a5de458818d9652e3110e932d4de0c3b6df64d..0ed7d0546bf02021f112c39fd3fb42b57e7c9446 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 didacticNet.h.gch
+.vscode
\ No newline at end of file
diff --git a/examples/brokerClient/brokerClient.ino b/examples/brokerClient/brokerClient.ino
index ccabaa076185898ac5dedfff7502f3910b830e80..8f8a63f1a3c04cb2eef5db064d17e6ff48b5e1e2 100644
--- a/examples/brokerClient/brokerClient.ino
+++ b/examples/brokerClient/brokerClient.ino
@@ -1,4 +1,4 @@
-#include "Arduino.h"
+  #include "Arduino.h"
   #include "SoftwareSerial.h"
   #include "didacticNet.h"
 
diff --git a/src/didacticNet.cpp b/src/didacticNet.cpp
index 72f2622052c7b322fc26d95d6ad2fe640414a3cd..54dacbcf39745d212d3a932c5b49f58184fa28e7 100644
--- a/src/didacticNet.cpp
+++ b/src/didacticNet.cpp
@@ -16,11 +16,11 @@ didacticPSNet::didacticPSNet(){}
 
 didacticPSNet::~didacticPSNet(){}
 
-didacticPSNet::begin(Stream& _port){
+void didacticPSNet::begin(Stream& _port){
   setStream(_port);
 }
 
-didacticPSNet::begin(Stream& _port, PSNET_CALLBACK_SIGNATURE){
+void didacticPSNet::begin(Stream& _port, PSNET_CALLBACK_SIGNATURE){
   setStream(_port);
   setCallback(callback);
 }
diff --git a/src/didacticNet.h b/src/didacticNet.h
index 3f519b633a2e76e3681d83bebf6e623ad76e9aa7..f3ba8ab5342a49772ea0e424801bad12a9d890ea 100644
--- a/src/didacticNet.h
+++ b/src/didacticNet.h
@@ -1,9 +1,7 @@
-/**************************************************************************/
-/*!
+/**************************************************************************
     @file     didacticNet.h
     @author   anian buehler @ letsgoING
-*/
-/**************************************************************************/
+**************************************************************************/
 
 
 #ifndef _DIDACTICNET_
@@ -71,8 +69,8 @@ class didacticPSNet
 		didacticPSNet();
 		~didacticPSNet();
 
-		begin(Stream& _port);
-		begin(Stream& _port, PSNET_CALLBACK_SIGNATURE);
+		void begin(Stream& _port);
+		void begin(Stream& _port, PSNET_CALLBACK_SIGNATURE);
 		bool handleNetwork();
 		bool isDataToSend();