IaaS指提供系统（可以自己选）或者储存空间之类的硬件，软件要自己手动装；PaaS提供语言环境和框架（可以自己选）；SaaS只能使用开发好的软件（卖软件本身）；BaaS一般类似于非关系数据库，但各家不通用，有时还有一些其它东西。
puppymoon
/ Simple_drag_cat.html
Last active
August 29, 2019 02:25
Simple drag and drop with HTML 5 draggable
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| <div class="container"> | |
| <div class="empty"> | |
| <span class="fill" draggable="true"></span> | |
| </div> | |
| <div class="empty"></div> | |
| <div class="empty"></div> | |
| <div class="empty"></div> | |
| <div class="empty"></div> | |
| </div> |