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Unsupported major.minor version 51.0
Exception in thread "main" java.lang.UnsupportedClassVersionError: com/clq/hadoop2/MapperReducer : Unsupported major.minor version 51.0 at java.lang.ClassLoader.defineClass1(Native Method) ...
分类:其他好文   时间:2014-07-23 17:09:51    阅读次数:192
POJ 1258:Agri-Net(最小生成树&&prim)
Agri-Net Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 38918   Accepted: 15751 Description Farmer John has been elected mayor of his town! One of h...
分类:Web程序   时间:2014-07-23 17:08:01    阅读次数:224
Android从无知到有知——NO.6
紧随上一篇,说一下创建ip拨号器过程中出现的一些问题。             1)在一开始监听外拨电话的时候会报这样一个警告:                    Permission Denial: receiving Intent { act=android.intent.action.NEW_OUTGOING_CALL flg=0x10000010 (has extras) } to...
分类:移动开发   时间:2014-07-23 17:06:21    阅读次数:264
[ACM] POJ 3273 Monthly Expense (二分解决最小化最大值)
Monthly Expense Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 14158   Accepted: 5697 Description Farmer John is an astounding accounting wizard and has r...
分类:其他好文   时间:2014-07-23 16:38:21    阅读次数:228
HDU4864:Task(贪心)
Problem Description Today the company has m tasks to complete. The ith task need xi minutes to complete. Meanwhile, this task has a difficulty level yi. The machine whose level below this task’s le...
分类:其他好文   时间:2014-07-23 16:36:41    阅读次数:208
Delphi 异常类
----------------------------------------------------------------------EExternal = class(Exception) EExternalException = class(EExternal) 无效的异常码 整数计算异常...
分类:其他好文   时间:2014-07-23 16:20:51    阅读次数:212
两个Long类型相乘溢出怎么解决
public static void main(String[] args) throws Exception { long a = Long.MAX_VALUE; long b = Long.MAX_VALUE; BigDecimal ba = new B...
分类:其他好文   时间:2014-07-23 16:20:01    阅读次数:164
LeetCode OJ平台上Maximum Subarray题目O(n)复杂度解决方式
原始题目例如以下,意为寻找数组和最大的子串,返回这个最大和就可以。Find the contiguous subarray within an array (containing at least one number) which has the largest sum.For example, ...
分类:其他好文   时间:2014-07-23 15:45:59    阅读次数:246
Illegal access:this web application instance has been stopped already
七月 23, 2014 2:34:35 下午 org.apache.catalina.loader.WebappClassLoader loadClass信息: Illegal access: this web application instance has been stopped alread...
分类:移动开发   时间:2014-07-23 15:17:46    阅读次数:277
poj-3255-Roadblocks-路径可重复次短路
题目:RoadblocksTime Limit: 2000MS Memory Limit: 65536KTotal Submissions: 7075 Accepted: 2629DescriptionBessie has moved to a small farm an...
分类:数据库   时间:2014-07-23 15:16:06    阅读次数:530
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