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[LeetCode]169. Majority Element
1.Description Given an array of size n, find the majority element. The majority element is the element that appears more than ? n/2 ? times. You may a ...
分类:其他好文   时间:2017-08-26 21:24:55    阅读次数:127
LeetCode: 136 Single Number(easy)
题目: Given an array of integers, every element appears twice except for one. Find that single one. Note:Your algorithm should have a linear runtime com ...
分类:其他好文   时间:2017-08-26 12:52:53    阅读次数:126
【bzoj3834】[Poi2014]Solar Panels 数论
题目描述 Having decided to invest in renewable energy, Byteasar started a solar panels factory. It appears that he has hit the gold as within a few days c ...
分类:其他好文   时间:2017-08-26 11:35:43    阅读次数:162
警告: The web application [ROOT] appears to have started a thread named [Thread-48] but has failed to stop it. This is very likely to create a memory leak. Stack trace of thread:
1. 问题描述 tomcat跑web项目(其中依赖java项目) 出现大量上述警告 项目起不来 关键字 memory leak 内存泄漏 2. 解决方案 难道是程序写的有问题? 最终 将tomcat VM参数中 内存调大 解决了 -Xms512m -Xmx512m -Xmn300m -Xss2048 ...
分类:移动开发   时间:2017-08-24 21:38:27    阅读次数:1824
Pyspark
It appears that you are attempting to reference SparkContext from a broadcast " Exception: It appears that you are attempting to reference SparkContex ...
分类:其他好文   时间:2017-08-19 23:42:08    阅读次数:903
[LeetCode] 137. Single Number II (位运算)
传送门 Description Given an array of integers, every element appears three times except for one, which appears exactly once. Find that single one. Note:Y ...
分类:其他好文   时间:2017-08-19 18:31:28    阅读次数:167
136. Single Number【LeetCode】异或运算符,算法,java
Given an array of integers, every element appears twice except for one. Find that single one. Note:Your algorithm should have a linear runtime complex ...
分类:编程语言   时间:2017-08-12 17:07:31    阅读次数:170
【POI】对于POI无法处理超大xls等文件,官方解决方法【未研究,待定】
本次使用POI处理xlsx文件,莫名的遇到了一个无法逾越的问题。 总共71个xlsx文件,单个文件最大达到50M以上,71个xls文件摆在那里就有3-4G的大小。 在起始处理的时候,发现原本适用于正常大小的POI处理xls程序竟然屡次的报错GC outofmemory 的内存移除的问题。 【当前状况 ...
分类:其他好文   时间:2017-08-11 12:21:26    阅读次数:262
[Array]217.Contains Duplicate
Given an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at least twice in the arr ...
分类:其他好文   时间:2017-08-10 17:00:47    阅读次数:116
LeetCode 137 Single Number II(仅仅出现一次的数字 II)(*)
翻译 给定一个整型数组,除了某个元素外其余的均出现了三次。找出这个元素。 备注: 你的算法应该是线性时间复杂度。你能够不用额外的空间来实现它吗? 原文 Given an array of integers, every element appears three times except for o ...
分类:其他好文   时间:2017-08-06 17:04:43    阅读次数:123
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