public static double round(double value, int scale,int roundingmode) { BigDecimal bd = new BigDecimal(value); bd = bd.setScale(scale,roundingmode); double d = bd.doubleValue(); bd = null; return d; }
Scale indicates the number of decimal places, and
Before work, the boss gave a question, which is a recent lbs requirement.
You need to get the most recent restaurants.
Existing records: the database contains detailed records of about 1 million restaurants, including the ID, name, and latitude and
[Original]bigdecimal Java, the best way to keep the decimal point
2014-3-31 Reading 332 Comments 0 Java, there are four ways to keep the decimal places, as follows:
import Java.math.BigDecimal;
Import Java.text.DecimalFormat;
Import
At present, the parallel optimization of the CNN convolutional neural network on the hardware platform is studied, and the relevant knowledge needs to be mended.
Transferred from: http://www.cnblogs.com/kevinq/p/4480563.html
Reference:
1.http://www.
ABS (x ):Basic syntax and crystal syntax.Parameter: X is the number or currency in which you want to return the absolute value.Return Value: Numeric ValueOperation: ABS (x) returns the absolute value of X.Example:ABS (1, 1.50)1.50 is returned.
ABS (-
In the project, the float type is used to define some columns, such as price, but many problems are found.1. When the number of bits on the value is greater than 6, the float type is converted to the varchar type, which is displayed in the
BigDecimal How to useBlog Category:
Java Basics
The Bigdecimalmultiplyadddivide BigDecimal consists of an integer non-scaling value of arbitrary precision and a 32-bit integer scale (scales). If zero or positive, the scale is the number
"Change the scale, background color, or frame frequency of the output SWF"
Right-click your item in the "Navigator" window frame > select "Properties" > select "ActionScript Compiler" > in "Additional Compiler arguments" Enter the command you
"Change the scale, background color, or frame frequency of the output SWF"
Right-click your item in the "Navigator" window frame > select "Properties" > select "ActionScript Compiler" > in "Additional Compiler arguments" Enter the command you
"Change the scale, background color, or frame frequency of the output SWF"
Right-click your item in the "Navigator" window frame > select "Properties" > select "ActionScript Compiler" > in "Additional Compiler arguments" Enter the command you
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