long polling implementation complete

change `res handle(req)' into `void handle(req, res)'
connnection::handle is divide into two part:
    before and after user handler

1 files changed, 1 insertions, 1 deletions

diff --git a/example.cpp b/example.cpp
index 57f8e09..f21a7d6 100644
--- a/example.cpp
+++ b/example.cpp
@@ -46,7 +46,7 @@ int main()
     ([](const crow::request& req, crow::response& res, int a, int b){
         std::ostringstream os;
         os << a+b;
-        res.send(os.str());
+        res.write(os.str());
         res.end();
     });