fix of the offset error

src/CloudKit/Centos/Commands/netstat.vb

@@ -63,7 +63,7 @@ Public Class netstat
             Return
         End If
 
-        For i As Integer = offset.i To lines.Length - 1
+        For i As Integer = offset.i + 1 To lines.Length - 1
             If Not lines(i).StringEmpty Then
                 Dim tokens As String() = lines(i).StringSplit("\s+")
 

src/Darwinism/Platform/Centos.vb

@@ -32,7 +32,7 @@ Public Module CentosTools
         Call df.add("Foreign Address", netstat.Select(Function(a) a.ForeignAddress))
         Call df.add("State", netstat.Select(Function(a) a.State))
         Call df.add("PID/Program name", netstat.Select(Function(a) a.Program))
-        Call df.add("listened_port", netstat.Select(Function(a) If(a.LocalListenPort <= 0, Double.NaN, a.LocalListenPort)))
+        Call df.add("listened_port", netstat.Select(Function(a) a.LocalListenPort))
 
         Return df
     End Function

test/linux/netstat.R

@@ -23,4 +23,4 @@ udp6       0      0 :::5353                 :::*
 
 ";
 
-print(centos::netstat(text1));
+print(as.data.frame(centos::netstat(text1)));