Note about upgrading from openSUSE 13.2 to Tumbleweed

Last night I did an in-place upgrade for openSUSE from 13.2 to Tumbleweed following the guide here. When the upgrade finished, it required a reboot. The booting procedure halted after the splash screen (the box with three dots indicating start progress) and an error popped up saying Plasma (plasmashell) closed unexpectedly.

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更改 VirtualBox 磁盘的 UUID

VirtualBox 虚拟机中安装操作系统之后通常的做法是备份一份当时的磁盘镜像以方便以后使用,可免去重新安装操作系统的繁琐。但是每个 VirtualBox 磁盘都有一个唯一的 UUID 系列号,而两个相同的 UUID 不能同时出现在一个 VirtualBox 管理器中。

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