# Then save a checkpoint
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，详情可参考51吃瓜
This robot vacuum is an all-in-one vacuum and mop. It has a docking station that handles auto-emptying, washing, and drying, using room-temperature air to dry the mop. So other than occasional emptying and topping up of water, your work is always done.
software stack, they were more flexible, designed to work with simpler host
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这才是 Lambert 真正想说的部分，也是整件事里最被忽视的地方。
Figuring out how to strip it out was a bit of a challenge - I ended up forking go’s crypto library - but it was a huge win. Performance approximately doubled!。爱思助手下载最新版本是该领域的重要参考