1. 安装了eclipsecdt版 2. 采用mingw 编译第一个c程序,报错“launch failed,binary not found”.检查是mingw下的bin目录在环境变量里设置错了. set path=%path%;G:/mingw/bin //放在系统环境变量 set LIBRARY_PATH=G:/lib set C_INCLUDE_PATH=G:/mingw/include 在CDT中每一次新项目建成后,系统一般默认会进行第一次的构建,也就是自动生成可执行文件.可是事实我们…

按照文档:http://www.micmiu.com/bigdata/hadoop/hadoop2x-eclipse-mapreduce-demo/安装配置好Eclipse后,运行WordCount程序报错: log4j:WARN No appenders could be found for logger (org.apache.hadoop.metrics2.lib.MutableMetricsFactory). log4j:WARN Please initialize the log4j…

eclipse运行hadoop程序报错:Connection refused: no further information log4j:WARN No appenders could be found for logger (org.apache.hadoop.conf.Configuration.deprecation). log4j:WARN Please initialize the log4j system properly. log4j:WARN See http://logging…

debug运行java程序报错 ERROR: transport error 202: connect failed: Connection timed out ERROR: JDWP Transport dt_socket failed to initialize, TRANSPORT_INIT(510) JDWP exit error AGENT_ERROR_TRANSPORT_INIT(197): No transports initialized [debugInit.c:750] 错误…

在eclipse中导入android项目,项目正常没有任何错误,但是运行时候会报错,(clean什么的都没用了.....)如图: 百度大神大多说是jdk的问题,解决: 右键项目-Properties如下图: 我的原来是1.8,换成1.7点击Apply-ok.解决. 备忘,希望给大家带来帮助,有错误请大神指正.…

最近遇到一个问题,不知怎么突然运行hadoop的map程序报错,困扰了我很久,现在来给大家分享分享.. 错误信息 2017-05-18 21:34:22,104 INFO [main] client.RMProxy (RMProxy.java:createRMProxy(98)) - Connecting to ResourceManager at /0.0.0.0:8032 2017-05-18 21:34:22,642 WARN [main] mapreduce.JobResourceUpl…

用java运行Hadoop例程报错:org.apache.hadoop.fs.LocalFileSystem cannot be cast to org.apache.所写代码如下: package com.pcitc.hadoop; import java.io.IOException; import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.fs.FileSystem; import org.apache.h…

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…

首先,当在运行java程序出现这个错误时,首先考虑是不是路径或者未指定正确的包名,例如当运行下面这个文件时: package cn.wgh.socket; public class HelloWorld { public static void main(String[] args) { System.out.println("Hello world!"); } } 应该要将cmd的目录设置到项目的根目录后,再来进行运行操作,比如说我的项目目录是这样的: E:\Work\MyJava\…

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