View difference between Paste ID: 4UpdHNnr and gdUXYKyc

---[[ pastebin get gdUXYKyc /programs/reqTypeTest --]]
+--[[ pastebin get 4UpdHNnr /programs/link --]]
 local data= "id_machine="..os.getComputerID().."&name=test"
-local url = "http://pbserver.altervista.org/COMPUTERCRAFT/API/machine.php"
+local links ={}
-
+links.machine = "http://pbserver.altervista.org/COMPUTERCRAFT/API/machine.php"
 links.core = "http://pbserver.altervista.org/COMPUTERCRAFT/OS/core.php"
-		local req_response
+
 local function printReq(url,data)
-		req_response = http.get(url)
+		local req,req_response
 	if not data then
-		req_response = http.post(url, data)
+		req= http.get(url)
 	else
 		req= http.post(url, data)
-	print(req_response.readAll())
+
-	req_response.close()
+	req_response=req.readAll()
 	req.close()
 
- printReq(url, data)
+	return req_response
- printReq(url.."?id_machine="..os.getComputerID())
+
 function split (inputstr, sep)
         if sep == nil then
                 sep = "%s"
         end
         local t={}
         for str in string.gmatch(inputstr, "([^"..sep.."]+)") do
                 table.insert(t, str)
         end
         return t
 end
 
 if(printReq(links.machine.."?id_machine="..os.getComputerID())=="0 results") then
 	printReq(links.machine,"id_machine="..os.getComputerID())
 end
 while(true) do
 local result= printReq(links.core.."?id_machine="..os.getComputerID())
 if(command~="null") then
 result=split(result,",")
 if not result[3] then
 result[3]=""
 end
     local status=shell.run(result[2],result[3])
 	if status== true then
 		status="1"
 	else
 		status="0"
 	end
     print(result[2]..": "..result[3])
 	printReq(links.core,"id_command="..result[1].."&status="..status)
 end
     os.sleep(30)
 end