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Android* 开发中的多线程编程技术

多线程这个令人生畏的“洪水猛兽”,很多人谈起多线程都心存畏惧。在Android开发过程中,多线程真的很难吗?多线程程序的“麻烦”源于它很抽象、与单线程程序运行模式不同,但只要掌握了它们的区别,编写多线程程序就会很容易了。下面让我们集中精力开始学习吧!

Authored by Last updated on 05/09/2019 - 21:50
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mahout 0.5 基于 hadoop 的 CF 代码分析

mahout的taste框架是协同过滤算法的实现。它支持DataModel,如文件、数据库、NoSQL存储等,也支持hadoop的MapReduce。这里主要分析mahout0.5中的基于MR的实现。

Authored by Last updated on 01/24/2019 - 16:00
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Android SDK 的一个bug ------ parameters.getFocusDistances 无法使用(被拍摄物体和摄像头之间的距离无法测量)

这是很早之前我发现的一个问题,当时想利用“焦距”来定位被拍摄物体和手机摄像头之间的距离,注意不是摄像头预览画面里两个点之间的距离,这是个平面距离。本文所说的距离是垂直距离。

Authored by Last updated on 05/09/2019 - 21:50
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Java 多线程编程

多线程在软件开发中用得很多,现在几乎所有的软件都用到了多线程,如:QQ、迅雷、eclipe集成开发环境等。

 

什么是多线程?

 

Authored by Last updated on 05/28/2018 - 18:28
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Hadoop4Win + Eclipse 运行 WordCount 程序

1. 系统+软件

     WinXP + Eclipse Version: 4.2.1

 

2. Hadoop4Win

Authored by Last updated on 05/28/2018 - 18:30
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Building a Local Developer Community: A Conversation with Intel East Africa SSG's Fredrick Odhiambo

The Intel Software and Services Group (SSG) opened its first office in East Africa in April 2013. This was a big move for Intel, which had previously only had offices in South Africa and Egypt.

Authored by Last updated on 01/24/2018 - 12:12
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spring3+hibernate4 service 中多线程事务异常及解决

初次使用spring3结合hibernate4做项目,迅速配置完成,测试,一切正常。

然而,当我在service层中另外开启一个线程,线程中的方法需要进行数据库操作,这个时候,悲催的抛出了异常:-org.hibernate.HibernateException: No Session found for current thread

Authored by Last updated on 07/04/2019 - 21:23
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12º Android Meetup GDG-SP na Intel

Saiba o como foi o 12º Android Meetup do GDG-SP que aconteceu na Intel. Palestra principal sobre o jogo Last Survivor, suas ferramentas de desenvolvivmento, análise de desempenho e otimização com o compilador ICC.
Authored by George H. Silva (Intel) Last updated on 07/03/2019 - 18:50
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Will my Android App still run with ART instead of Dalvik?

 

With Android L, the virtual machine compiler will move to ART (Android RunTime) and only ART for 64 bit. So what do we know about ART vs Dalvik and what does it mean for App code?

Authored by Last updated on 03/11/2019 - 09:00