Code example : package com.file.properties; import java.io.FileInputStream; import java.util.Properties; public class ReadProperties { Properties prop; public ReadProperties(String path) { prop = new Properties(); try{ FileInputStream fs = new FileIn…
读取以下两种格式的Excel : *.xls and *.xlsx 用Apache POI API来实现,需要用到 HSSF 和 XSSF 的类库 HSSF is the POI Project's pure Java implementation of the Excel '97(-2007) (.xls) file format. XSSF is the POI Project's pure Java implementation of the Excel 2007 OOXML (.xls…
错误信息: 11/10/14 13:52:07 WARN mapred.JobClient: Use GenericOptionsParser for parsing the arguments. Applications should implement Tool for the same.11/10/14 13:52:07 WARN mapred.JobClient: No job jar file set. User classes may not be found. See JobCo…
报错信息 17/07/06 17:00:27 WARN mapred.JobClient: Use GenericOptionsParser for parsing the arguments. Applications should implement Tool for the same.17/07/06 17:00:27 WARN mapred.JobClient: No job jar file set. User classes may not be found. See JobConf…
背景介绍: 当ES中guava库与hive等组件的库冲突时,对Elasticsearch库进行shade,relocate解决库冲突问题. 当使用"org.apache.maven.plugins.shade.resource.ManifestResourceTransformer"对资源进行重定向后,仍旧报错,报错信息: An SPI class of type org.apache.lucene.codecs.PostingsFormat with name 'Lucene50'…
前两天把项目从eclipse EE版搬到MyEclipse中了.配置好jdk,确定build path中没有报错后,在tomcat中运行.结果,报错: org.apache.jasper.JasperException: /common/error.jsp(12,0) Unable to read TLD "META-INF/c-1_0-rt.tld" from JAR file "file:/E:/apache-tomcat-6.0.29/webapps/flex/WEB-…