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UVa120 - Stacks of Flapjacks
Time limit: 3.000 seconds限时:3.000秒Background背景Stacks and Queues are often considered the bread and butter of data structures and find use in architect...
分类:其他好文   时间:2015-09-09 16:27:18    阅读次数:256
mysql status 详细解释
状态名 作用域 详细解释 Aborted_clients Global 由于客户端没有正确关闭连接导致客户端终止而中断的连接数 Aborted_connects Global 试图连接到MySQL服务器而失败的连接数 Binlog_cache_disk_use Global 使用临时...
分类:数据库   时间:2015-09-09 14:59:58    阅读次数:239
Linux下硬盘使用率详解及shell脚本实现
linux下使用df -TPh查看硬盘使用率:sdua:/ # df -TPhFilesystem Type Size Used Avail Use% Mounted on/dev/vda3 ext3 2.0G 974...
分类:系统相关   时间:2015-09-09 13:27:55    阅读次数:235
SQL server从入门精通----表的操作
1 use Qzone 2 3 --select * from sysobjects where name='Q_user' 4 if OBJECT_ID('Q_user','u') is not null --obejct_id一个根据表sysobjects的方法(对象名,对象类型) 5 ...
分类:数据库   时间:2015-09-09 13:15:40    阅读次数:167
(译文)IOS block编程指南 4 声明和创建blocks
Declaring a Block Reference (声明一个block引用) Block variables hold references to blocks. You declare them using syntax similar to that you use to declare...
分类:移动开发   时间:2015-09-09 13:01:33    阅读次数:180
LUBM (Lehigh university benchmark) tutorial
This little tutorial teaches you step by step how to use LUBM to benchmark your semantic system.1. Here is the official site of LUBM:http://swat.cse.l...
分类:其他好文   时间:2015-09-09 06:16:42    阅读次数:331
SQL server从入门精通---- 数据库相关
数据的操作use mastergoIF EXISTS(SELECT * FROM sysdatabases WHERE NAME='QZone') --判断数据库是否存在BEGIN --表示语句块的开始(DROP DATABASE QZone --如果数据库存在先删掉数据库 END -...
分类:数据库   时间:2015-09-09 06:13:48    阅读次数:161
hash codes in java I : gneral usage and how to produce hash codes
What is the use of hash codes in Java? Java uses hash codes for the same reason described above—to efficiently retrieve data from hash based collectio...
分类:编程语言   时间:2015-09-08 21:48:56    阅读次数:308
gdb
Missing separate debuginfos, use: debuginfo-install glibc-2.12-1.149.el6_6.9.x86_64 libgcc-4.4.7-11.el6.x86_64 libstdc++-4.4.7-11.el6.x86_64 zlib-1.2....
分类:数据库   时间:2015-09-08 21:37:28    阅读次数:306
How to Use OpenCV in Android Studio
How to Use OpenCV in Android StudioCreate a libraries folder underneath your project main directory. For example, if your project is OpenCVExamples, you would create a OpenCVExamples/libraries folder....
分类:移动开发   时间:2015-09-08 20:13:38    阅读次数:227
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