最近搞Sqlite本地查询,需求为查询某时间段内的数据,在SQL中我们都知道为: select * from tblName where rDate Between '2008-6-10' and '2008-6-12' select * from tblName where rDate Between '2008-6-10' and '2008-6-12' 这样子是没有问题的,但是在Sqlite中我们这样子写是得不到结果的,试了好多次终于发现在规律,我们写成如下: select * from
加载 rJava 包报错: > library(rJava) Error : loadNamespace()里算'rJava'时.onLoad失败了,详细内容: 调用: fun(libname, pkgname) 错误: No CurrentVersion entry in Software/JavaSoft registry! Try re-installing Java and make sure R and Java have matching architectures. 此外: War
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 library is in a directory listed in java.library.path. java.lang.UnsatisfiedLinkError: D:\developmentTools