It's a simple way of switching from an old directory to a new one when the two directory paths have only one difference, such as a single word.

当两个目录路径只有一个区别(比如一个单词不同)时，这个是从旧目录切换到新目录的一种简单方法。

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Switching parity regarding cores 0 and 1 also seems to make no difference with larger packets.

切换关于核心0和1的奇偶校验看起来也与较大的数据包没有什么不同。

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A ceiling fan can lower a room's temperature by several degrees. Even something as simple as switching to compact fluorescent light bulbs can make a big difference in electricity bills.

安装一个室内温控器可以节省12%的电费，在天花板上安装吊扇可以降低几度室温，甚至使用节能灯泡都有助于显着减少电费。

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Neither is true and the difference snows makes is so extreme that it quickly becomes obvious that switching tires is the single best thing you can do for winter safety.

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"They can keep switching tests from now until doomsday and it's not going to make a difference, " said James Borland, a professor at Teachers College at Columbia University.

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Switching to software rendering mode in the editing program shows a night-and-day difference: video playback is extremely choppy, and processing moves at a crawl.

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