void writePostsToHTMLFile(object i_Sender, EventArgs i_EventArgs)
        {
            FlieWriter html_file_writer = new FlieWriter(new HTMLWriter());

            html_file_writer.WritePostsToFile(userPosts);
        }
        void writePostsToDotFile(object i_Sender, EventArgs i_EventArgs)
        {
            FlieWriter dot_file_writer = new FlieWriter(new DotWriter());

            dot_file_writer.WritePostsToFile(userPosts);
        }