diff --git a/src/files.h b/src/files.h
index fa34cd7..0aa5e88 100644
--- a/src/files.h
+++ b/src/files.h
@@ -21,18 +21,6 @@ const std::string configjson =
 "            \"703\": \"own\",\n"
 "            \"705\": \"comment\"\n"
 "        },\n"
-"        \"extensions\": [\n"
-"            \"c\",\n"
-"            \"cc\",\n"
-"            \"cpp\",\n"
-"            \"cxx\",\n"
-"            \"c++\",\n"
-"            \"h\",\n"
-"            \"hh\",\n"
-"            \"hpp\",\n"
-"            \"hxx\",\n"
-"            \"h++\"\n"
-"        ],\n"
 "        \"visual\": {\n"
 "            \"background\": \"white\",\n"
 "            \"background_selected\": \"blue\",\n"
@@ -169,20 +157,20 @@ const std::string snippetpy =
 "                           \"<control><alt>space\") \n"
 "snippets = {} \n"
 " \n"
-"snippets[\"for\"] = \"\"\"\ \n"
+"snippets[\"for\"] = \"\"\"\\\n"
 "for(int i=0; i<v.size(); i++) { \n"
 "  // std::cout << v[i] << std::endl; \n"
 "  // Write code here \n"
 "} \n"
 "\"\"\" \n"
 " \n"
-"snippets[\"if\"] = \"\"\"\ \n"
+"snippets[\"if\"] = \"\"\"\\\n"
 "if(true) { \n"
 "    // Write code here \n"
 "} \n"
 "\"\"\" \n"
 " \n"
-"snippets[\"ifelse\"] = \"\"\"\ \n"
+"snippets[\"ifelse\"] = \"\"\"\\\n"
 "if(false) { \n"
 "    // Write code here \n"
 "} else { \n"
@@ -190,19 +178,19 @@ const std::string snippetpy =
 "} \n"
 "\"\"\" \n"
 " \n"
-"snippets[\"while\"] = \"\"\"\ \n"
+"snippets[\"while\"] = \"\"\"\\\n"
 "while(condition) { \n"
 "    // Write code here \n"
 "} \n"
 "\"\"\" \n"
 " \n"
-"snippets[\"main\"] = \"\"\"\ \n"
+"snippets[\"main\"] = \"\"\"\\\n"
 "int main(int argc, char *argv[]) { \n"
 "    //Do something \n"
 "} \n"
 "\"\"\" \n"
 " \n"
-"snippets[\"hello\"] = \"\"\"\ \n"
+"snippets[\"hello\"] = \"\"\"\\\n"
 "#include <iostream> \n"
 " \n"
 "int main(int argc, char *argv[]) { \n"
diff --git a/src/notebook.cc b/src/notebook.cc
index 3c60ccb..6270f42 100644
--- a/src/notebook.cc
+++ b/src/notebook.cc
@@ -2,7 +2,6 @@
 #include "logging.h"
 #include "sourcefile.h"
 #include "singletons.h"
-using namespace std; //TODO: remove
 
 namespace sigc {
   SIGC_FUNCTORS_DEDUCE_RESULT_TYPE_WITH_DECLTYPE
diff --git a/src/sourcefile.cc b/src/sourcefile.cc
index 0583f06..9f80b03 100644
--- a/src/sourcefile.cc
+++ b/src/sourcefile.cc
@@ -4,7 +4,7 @@
 std::string juci::filesystem::open(std::string path) {
   std::string res;
   for (auto &line : lines(path)) {
-    res += line;
+    res += line+'\n';
   }
   return res;
 }