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Effective Java 68 Prefer executors and tasks to threads
The general mechanism for executing tasks is the executor service. If you think in terms of tasks and let an executor service execute them for you, yo...
分类:编程语言   时间:2014-05-05 23:32:44    阅读次数:389
hust 1024 dance party
题目描述You are organizing a dance party. The party will be attended by n boys and n girls. There will be several rounds of dancing. In each round, you di...
分类:其他好文   时间:2014-05-05 23:18:13    阅读次数:364
Play framework logging设置
play的logger是基于Log4j,Play 2.0 uses logback as its logging engine.一、配置1. 在conf/application.conf中设置logger的级别// Logger// ~~~~~~~~~~~~~~~~~~~~~~~~~// You c...
分类:其他好文   时间:2014-05-05 22:59:19    阅读次数:500
Unity for Windows: III–Publishing your unity game to Windows Phone Store
原地址:http://digitalerr0r.wordpress.com/2013/08/27/unity-for-windows-iiipublishing-to-windows-phone-store/InPart IIwe covered how you can publish your g...
分类:Windows程序   时间:2014-05-05 22:08:06    阅读次数:957
Unity for Windows: II – Publishing Unity games to Windows Store
原地址:http://digitalerr0r.wordpress.com/2013/08/27/unity-for-windows-ii-publishing-to-windows-8/Windows 8 is a new OS with a Windows Store where you can...
分类:Windows程序   时间:2014-05-05 22:07:04    阅读次数:593
hust 1164 4 Rain on your Parade
题目描述You’re giving a party in the garden of your villa by the sea. The party is a huge success, and everyone is here. It’s a warm, sunny evening, and a...
分类:其他好文   时间:2014-05-05 21:55:51    阅读次数:305
【LeetCode】Reverse Integer
题目 Reverse digits of an integer. Example1: x = 123, return 321 Example2: x = -123, return -321 Have you thought about this? Here are some good questions to ask before coding. Bonus points...
分类:其他好文   时间:2014-05-03 17:35:30    阅读次数:345
UVA之11462 - Age Sort
【题目】 B Age Sort Input: Standard Input Output: Standard Output   You are given the ages (in years) of all people of a country with at least 1 year of age. You kn...
分类:其他好文   时间:2014-05-03 16:51:42    阅读次数:427
Struts2实现文件上传报错(四)
1、具体错误如下 2014-5-2 21:38:29 com.opensymphony.xwork2.util.logging.jdk.JdkLogger error 严重: Exception occurred during processing request: null java.lang.NullPointerException at com.you.file.upload.actio...
分类:其他好文   时间:2014-05-03 16:08:37    阅读次数:353
MySQL慢查询
看到这个名称我惊呆了... SQL不是希望快速查询取得结果吗,怎么什么时候会有这个概念。 问了一个哥们,哥们认为是漫查询:同时多查询。 于是Google得出了如下结果: 慢查询其实对应的是MySQL慢查询日志系统,用来记录执行比较慢的SQL。 怎么去判断执行慢呢,MySQL中你show variables like '%quer%';时,你可以看到long_query_time 属性,对应的就是设置的比较时间。 当看到long_query_time 属性时,你同时可以看到log_slow_queries状态...
分类:数据库   时间:2014-05-03 15:23:59    阅读次数:500
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