English 中文(简体)
平均寿命
原标题:Android time interval percentage

I have three date objects - startDate, endDate, currentDate. They represent the start/end of a time interval, and the curent date. I would like to know what percentage does the currentDate represents (x), if currentDate is bewtween the startDate and endDate. enter image description here

谢谢!

最佳回答

您可按以下日期计算百分比:

double start = (double)StartDate.getTime();
double end = (double)EndDate.getTime();
double cur = (double)CurrentDate.getTime();

double percent = ((cur - start) / (end - start)) * 100f;

EDIT: 增加* 100f,原因是其百分比不是正数。

问题回答

暂无回答




相关问题
Spring Properties File

Hi have this j2ee web application developed using spring framework. I have a problem with rendering mnessages in nihongo characters from the properties file. I tried converting the file to ascii using ...

Logging a global ID in multiple components

I have a system which contains multiple applications connected together using JMS and Spring Integration. Messages get sent along a chain of applications. [App A] -> [App B] -> [App C] We set a ...

Java Library Size

If I m given two Java Libraries in Jar format, 1 having no bells and whistles, and the other having lots of them that will mostly go unused.... my question is: How will the larger, mostly unused ...

How to get the Array Class for a given Class in Java?

I have a Class variable that holds a certain type and I need to get a variable that holds the corresponding array class. The best I could come up with is this: Class arrayOfFooClass = java.lang....

SQLite , Derby vs file system

I m working on a Java desktop application that reads and writes from/to different files. I think a better solution would be to replace the file system by a SQLite database. How hard is it to migrate ...

热门标签