[XElement] http://msdn.microsoft.com/ja-jp/library/system.xml.linq.xelement(v=vs.110).aspx[Task] http://msdn.microsoft.com/ja-jp/library/system.threading.tasks.task.run(v=vs.110).aspx public static void EightFirst() { XNamespace ns = "http…

1. Addon-Tools をインストール su - yum install kernel-devel gcc yum install libXt-devel libX11-devel gcc-c++ ncurses-devel python3-devel yum install mercurial gettext yum install ruby-devel yum install perl-devel yum install lua-devel yum …