Each tweet is a JSON file, containing an immense amount of metadata in addition to the contents of the tweet itself: date and time, number of followers, account creation date, geodata, and so on.
每条推讯都是一个JSON文件，除了推讯本身的内容外还包含大量的元数据：日期和时间，跟帖者数量，账户创立日期，地理数据，等等。
Several new widget types are available, including a 3D stack, search box, a date/time picker, number picker, calendar, popup menu, and others.
一些新控件类型可供选择，其中包括3D堆叠，搜索框，日期/时间选择器，数字选择器，日历，弹出菜单等。
This is a fairly typical sort of complex data, in this case ordering something by date, time, and ID number by concatenating the Numbers into a single number that we can then sort numerically.
这是一个典型的复杂数据排序操作，在该例中，要对日期、时间和id号进行排序，这是通过将数字连接在一个数字上，然后对其进行数字排序实现的。
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