#报错的写法new BigDecimal("1225.121").setScale(2);#正确的写法：增加四舍五入参数 BigDecimal.ROUND_HALF_UPnew BigDecimal("1225.121").setSUND_HALF_UP)
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2023-05-26 00:53:15
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以下不会出现问题： [plain] view plain copy print? System.out.println(new BigDecimal("1225.12").setScale(2)); System.out.println(new BigDecimal("1225.1").setSca
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java.lang.ArithmeticException: Rounding necessary 异常解决方案
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2018-08-09 22:43:31
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BigDecimal调用setScale方法时，当未设置舍入模式时，系统会给个默认ROUND_UNNECESSARY（int 值为7）值，如果小数点后不为零，而且要保留的小数位数小于旧小数位数，那么此时会抛出异常java.lang.ArithmeticException: Rounding necessary。 BigDecimal的setScal
A combination of three fabrics is being chosen to decorate a room. (a combination of 合成，组成)
For this type of person, the job is a lifelong career. (a lifelong care
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2009-02-14 15:08:45
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在当今的计算机时代，Linux系统已经成为了IT行业中不可或缺的操作系统。作为Linux系统的重要组成部分之一，红帽也日益受到业界关注。
红帽（Red Hat）是一家总部位于美国的知名软件公司，主要致力于Linux操作系统、中间件、虚拟化等领域的产品开发与服务。作为领导者和倡导者，红帽在开源软件领域扮演着重要的角色。它以其稳定和安全的特性赢得了众多企业和用户的青睐。
在Linux系统中，红帽的
分享知识 传递快乐Double 转 BigDecima l并保留两位小数出现异常: java.lang.ArithmeticException: Rounding necessary 。代码如下：public static void main(String[] args) { Doub
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2022-11-01 12:00:23
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4#problem/IFor a given positive integer n denote its k-rounding as the minimum positive integer x, such that x ends with k or more zeros in base 10 and...
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SELECT StudentID, AVG(Mark) AS AverageMark, INT(AVG(Mark)) AS RoundDown, ROUND(AVG(Mark) + .5, 0) AS RoundUp, ROUND(AVG(Mark), 0) AS ClosestIntFROM StudentExamGROUP BY StudentID;
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2012-06-30 13:37:00
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A. Roundingtime limit per test1 secondmemory limit per
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2022-11-22 19:50:15
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Is it necessary to add a @ in front of an SqlParameter name? According to the documentation, the name must start with an @: The ParameterName is speci
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Created by Wang, Jerry on Dec 17, 2016
Downloading: http://nexus:8081/nexus/content/groups/build.snapshots/org/apache/maven/surefire/surefire-junit47/2.13/surefire-junit47-2.13.pomDownloaded: http://
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2021-07-15 13:59:39
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CF898A Rounding CF898A Rounding CF898A Rounding 题意翻译 给你一个数字，将其“四舍六入”，末尾为5舍去或进位都可，求最终的数字。 题目描述 Vasya has a non-negative integer nn . He wants to round
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http://superuser.com/questions/640954/inkscape-rounding-corners-of-shapesSelect the rectangle or squareSel...
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A. Rounding time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output A. Rounding time limit per te
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一下答案即可#include <cstdio>#include <cstring>#include <algori
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2022-11-23 10:25:07
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点击打开链接B. Weird Roundingtime limit per test1 secondmemory limit per test256 megabytesinputstandard inputoutputstandard outputPolycarp is crazy about round
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2022-09-07 16:49:07
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http://support2.microsoft.com/kb/293781/en-usTrusted root certificates that are required by Windows Server 2008 R2, by Windows 7, by Windows Server 2008Issued toIssued bySerial numberExpiration dateIn
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2014-09-29 10:00:33
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题意：给你一个2×n长的序列，进行n次操作，每次操作是选取两个从未选过的数，一个取上整，一个取下整，问你最后能得到最接近原来和的序列是多少。
解题思路：先将所有小数和统计出来，然后再枚举向下取整的个数即可 ，利用的原则是 x + （1-x） = 1;
解题代码：
1 // File Name: 351a.cpg
2 // Author: darkdream
3 // Created
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Chanaka Fernando, knows SinhalaAnswered TueYou don’t need Java knowledge to learn Kotlin or Kotlin knowledge to learn Java. Having said that, If you know Java, that will be hel...
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2022-06-09 08:53:25
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