org.apache.ibatis.exceptions.PersistenceException:###Errorqueryingdatabase.Cause:org.apache.ibatis.reflection.ReflectionException:Errorinstantiatingclassc...

https://www.cnblogs.com/a-du/p/8406579.htmlhttps://github.com/ctripcorp/apollo...

需求1、对原始json数据进行解析，变成普通文本数据2、求出每个人评分最高的3部电影3、求出被评分次数最多的3部电影 数据https://pan.baidu.com/s/1gPsQXVYSQEZ2OYek4HxK6Apom.xml<?xmlversion="1.0"encoding="UTF-8"?&g...

  求每一个订单中成交金额最大的那一笔 top1数据Order_0000001,Pdt_01,222.8Order_0000001,Pdt_05,25.8Order_0000002,Pdt_05,325.8Order_0000002,Pdt_03,522.8Order_0000002,Pd...

需求：用mapreduce实现selectorder.orderid,order.pdtid,pdts.pdt_name,oder.amountfromorderjoinpdtsonorder.pdtid=pdts.pdtid 数据：orders.txtOrder_0000001,pd001,222.8Ord...

数据 commonfriends.txtA:B,C,D,F,E,OB:A,C,E,KC:F,A,D,ID:A,E,F,LE:B,C,D,M,LF:A,B,C,D,E,O,MG:A,C,D,E,FH:A,C,D,E,OI:A,OJ:B,OK:A,C,DL:D,E,FM:E,F,GO:A,H,I,J &...

数据a.txthellojerryhellotomb.txtallentomallenjerryallenhelloc.txthellojerryhellotom 1pom.xml<?xmlversion="1.0"encoding="UTF-8"?><projectxmlns="http:...

https://www.cnblogs.com/chenmo-xpw/p/4922641.html...

时间戳手机号MAC地址ip域名上行流量包个数下行上行流量下行流量http状态码1363157995052138265441015C-0E-8B-C7-F1-E0:CMCC120.197.40.440264020013631579910761392643565620-10-7A-28-CC-0A:CMCC120.196....

项目结构pom.xml文件<?xmlversion="1.0"encoding="UTF-8"?><projectxmlns="http://maven.apache.org/POM/4.0.0"xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"...

  原因， spring-framework-5.0.2.RELEASE 需要使用jdk8。...

https://blog.csdn.net/hebiao100/article/details/7385055 struts2添加request、session、application属性ActionContextctx=ActionContext.getContext();ctx.put("r1",list...

   这个问题是jdk版本造成的，把jdk1.8换成jdk1.7问题就解决了 ...

http://blog.csdn.net/v19freedom/article/details/69855302 后来上网搜了下，别人给出的答复idea在build工程的时候 遇到maven项目 使用的是pom文件里面配置的<build></build>里面的东西&...

http://blog.csdn.net/lewky_liu/article/details/78154502...