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Java调用R——rJava的安装和配置
rJava是Java通过JRI调用R所要安装的包。配置起来比较麻烦,我参考网上进行配置,使用rJava包中example里面的示例测试,控制台显示: Cannot find JRI native library! Please make sure that the JRI native libra....
分类:编程语言   时间:2015-07-18 18:22:10    阅读次数:241
day06_01_设计模式_单例模式
Singleton Pattern Ensure a class has one instance,and provide a global point of access to it. 确保某一个类只有一个实例,而且自行实例化并向整个系统提供这个实例。 皇帝只有一个 首先我们来想想,如何获取一个对象,一般是通过new来实现,高级的通过反射,但是该如何禁止外部创建对象。 answe...
分类:其他好文   时间:2015-07-18 11:02:43    阅读次数:128
Missing number
Missing number题目:DescriptionThere is a permutation without two numbers in it, and now you know what numbers the permutation has. Please find the two n...
分类:其他好文   时间:2015-07-18 10:45:45    阅读次数:111
LR使用Java User协议环境报错Please add the <JDK>\bin to the path and try again
看标题报错信息就知道,这是java编译及运行环境配置问题,运行LR脚本时,LR代理找不到java的JDK环境,当然,可能有人会遇到说,我在cmd窗口javac 环境是没问题的呀,是的,这就要看你的jdk是什么版本有关系了,再java -version 看看你的jdk是什么版本,多少位的。为了彻底解决...
分类:编程语言   时间:2015-07-17 20:46:22    阅读次数:204
输入一串数字找出其中缺少的最小的两个数
DescriptionThere is a permutation without two numbers in it, and now you know what numbers the permutation has. Please find the two numbers it lose.In...
分类:其他好文   时间:2015-07-17 17:46:46    阅读次数:127
问题-Error creating object. Please verify that the Microsoft Data Access Components 2.1(or later) have been properly installed.
问题现象:软件在启动时报如下错误信息:Exception Exception in module zhujiangguanjia.exe at 001da37f.Error creating object. Please verify that the Microsoft Data Access C...
分类:数据库   时间:2015-07-17 17:35:43    阅读次数:323
快来找丢失的两个数~~~~
题目大意:There is a permutation without two numbers in it, and now you know what numbers the permutation has.Please find the two numbers it lose.InputTher...
分类:其他好文   时间:2015-07-16 22:02:35    阅读次数:102
Openstack DashBoard 无法正常登录
"An error occurred authenticating. Please try again later." " not able to authenticate with any project"版本 Juno, ubuntu 14.04查看/var/log/keystone/keys....
分类:其他好文   时间:2015-07-16 19:21:41    阅读次数:176
数组-----求字符串长度
//求字符串长度#include"stdafx.h"#includeusing namespace std;void main(){ char s[201]; int i = 0; cout << "Please enter a string(ended with enter):" << endl;...
分类:编程语言   时间:2015-07-16 00:33:23    阅读次数:162
ASP.NET中禁止继承IIS中web.config根目录的配置
异常信息:Configuration ErrorDescription:An error occurred during the processing of a configuration file required to service this request. Please review th...
分类:Web程序   时间:2015-07-15 22:21:53    阅读次数:202
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