摘要：
PEEID=$(sudo pgrep -u root ) && for device in `sudo lsof -anP -i -u root | grep ':9814' | awk '{print $6}'` ; do echo "${device} time" ; sudo find /pr 阅读全文
posted @ 2021-10-20 17:03
ScottGu
阅读(33)
评论(0)
推荐(0)
摘要：
背景 SSL及CA证书机制是浏览器时代的产物，SSL通信的双方，一方为遍布全球的互联网用户，另一方为百花齐放的各种服务，双方不知道不信任对方，不得不采用CA形式来确保安全。 随时代发展很多embeded设备接入互联网，这里相对典型场景有较大差别：首先，embedded device受较低的硬件规格所 阅读全文
posted @ 2021-08-16 18:15
ScottGu
阅读(3746)
评论(1)
推荐(0)
摘要：
Only one AsyncAnnotationBeanPostProcessor may exist within the context 出现该错误可能有多种原因，解决很简单： mvn clean 检查CLASSPATH是否有多余的配置也是一个办法。 阅读全文
posted @ 2021-08-06 17:49
ScottGu
阅读(595)
评论(0)
推荐(0)
摘要：
nginx从1.9.0开始，新增加了一个stream模块，用来实现四层协议的转发或负载均衡。This module is not built by default, it should be enabled with the --with-stream configuration parameter 阅读全文
posted @ 2021-08-05 20:20
ScottGu
阅读(334)
评论(0)
推荐(0)
摘要：
The thing about collations is that although database have it's own collation, every table, and every column can have it's own collation. If not specif 阅读全文
posted @ 2017-03-07 14:44
ScottGu
阅读(203)
评论(0)
推荐(0)
摘要：
The current information explosion has resulted in an increasing number of applications that need to deal with large volumes of data. While many of the 阅读全文
posted @ 2016-05-30 13:46
ScottGu
阅读(580)
评论(0)
推荐(0)
摘要：
Chapter 1 Official Steps We are going to follow the steps here, http://logging.apache.org/log4cxx/building/vstudio.html. However, we must make changes 阅读全文
posted @ 2016-05-05 23:48
ScottGu
阅读(779)
评论(0)
推荐(0)
摘要：
Write a program to solve a Sudoku puzzle by filling the empty cells.Empty cells are indicated by the character'.'.You may assume that there will be on... 阅读全文
posted @ 2015-12-21 14:33
ScottGu
阅读(233)
评论(0)
推荐(0)
摘要：
Total Accepted:43584Total Submissions:284350Difficulty:MediumGiven a 2D board containing'X'and'O', capture all regions surrounded by'X'.A region is ca... 阅读全文
posted @ 2015-12-17 23:42
ScottGu
阅读(244)
评论(0)
推荐(0)
摘要：
messaging server is often used to implement processing of background jobs or other kinds of messaging tasks. A simple form of queue is often obtained 阅读全文
posted @ 2015-07-29 18:21
ScottGu
阅读(162)
评论(0)
推荐(0)
摘要：
Something you need to perform after RedHat6.x installedYUM Repos% yum update% rpm -Uvh http://download.fedoraproject.org/pub/epel/6/x86_64/epel-releas... 阅读全文
posted @ 2015-06-28 23:30
ScottGu
阅读(178)
评论(0)
推荐(0)
摘要：
ElasticSearch是一个开源的分布式搜索引擎，具备高可靠性，支持非常多的企业级搜索用例。像Solr4一样，是基于Lucene构建的。支持时间时间索引和全文检索。官网：http://www.elasticsearch.org它对外提供一系列基于 JAVA python .net js和 HTT... 阅读全文
posted @ 2015-06-20 00:23
ScottGu
阅读(304)
评论(0)
推荐(0)
摘要：
About SQLiteSee Also...FeaturesWhen to use SQLiteFrequently Asked QuestionsWell-known UsersBooks About SQLiteGetting StartedSQL SyntaxPragmasSQL funct... 阅读全文
posted @ 2015-04-22 21:43
ScottGu
阅读(1073)
评论(0)
推荐(0)
摘要：
编程有时需要使用定长的容器（fixed size container）。实现旋转容器可以像下面这样：std::vector vec(size);vec[i % size] = newelem;但boost的circular_buffer提供更多功能，我们不需要重复造轮子了（DRY）：#include... 阅读全文
posted @ 2015-01-29 12:16
ScottGu
阅读(629)
评论(0)
推荐(0)
摘要：
You Only Need To Note This: only 1 single thread can acquire an upgrade_lock at one time. others are very straightforward. 96 vote 1800 INFORMATION is 阅读全文
posted @ 2015-01-20 16:57
ScottGu
阅读(249)
评论(0)
推荐(0)
摘要：
唯一路径问题II Unique Paths II Follow up for "Unique Paths": Now consider if some obstacles are added to the grids. How many unique paths would there be? An 阅读全文
posted @ 2014-11-25 18:10
ScottGu
阅读(253)
评论(0)
推荐(0)
摘要：
如何在JAVA中实现一个固定最大size的hashMap利用LinkedHashMap的removeEldestEntry方法，重载此方法使得这个map可以增长到最大size，之后每插入一条新的记录就会删除一条最老的记录。import java.util.LinkedHashMap;import j... 阅读全文
posted @ 2014-11-24 13:00
ScottGu
阅读(1523)
评论(0)
推荐(0)
摘要：
Populating Next Right Pointers in Each NodeGiven a binary tree struct TreeLinkNode { TreeLinkNode *left; TreeLinkNode *right; TreeLi... 阅读全文
posted @ 2014-11-20 00:36
ScottGu
阅读(180)
评论(0)
推荐(0)
摘要：
Binary Tree Preorder Traversal Binary Tree Preorder Traversal Given a binary tree, return the preorder traversal of its nodes' values. For example:Giv 阅读全文
posted @ 2014-11-19 14:39
ScottGu
阅读(259)
评论(0)
推荐(0)
摘要：
Linked List Cycle Given a linked list, determine if it has a cycle in it. Follow up:Can you solve it without using extra space? # Definition for singl 阅读全文
posted @ 2014-11-18 17:32
ScottGu
阅读(408)
评论(0)
推荐(0)
浙公网安备 33010602011771号