《Tim Bray's Erlang Exercise on Large Dataset Processing - Round II》的相关内容

一. 我會接觸Erlang的緣由 1.RFID Middleware 2.jabber (xml::stream http://zh.wikipedia.org/wiki/Jabber) 3.ejabber (http://www.process-one.net/en/ ) 二. 現在的商業環境(web server)所面臨的問題 1.連線的數量不斷的攀升 ...

在erlang maillist 看到有人发了个邮件： Process spawn time with -smp 引用erl -noshell +P 1000000 -s processes max 800000 -s init stop Maximum allowed processes:1000000 Process spawn time=4.16250 (8.02000) microsec ...

Playing with Tim's Erlang Exercise is so much fun. I've been coding in Erlang about 6 months as a newbie, in most cases, I do parsing on string (or list what ever) with no need of regular expressions ...

Updated Oct 16: After testing my code on different machines, I found that disk/io performed varyingly, for some very large files, reading file in parallel may cause longer elapsed time (typically on ...

Updated Oct 10: pread_file/5 should open a new FIle process each cycle Updated Oct 05: Wrote a new version, which is more parallelized-likeness. Updated Sep 27: Per Gustafsson gave a better solution, ...

My first solution for Tim's exercise tried to read file in parallel, but I just realized by reading file module's source code, that file:open(FileName, Options) will return a process instead of IO de ...

我现在的数据库服务器，在每天早上数据处理的时候。每次做checkpoint的时间都太长了，有时候甚至达到300s的长度。请大家能给点建议。 服务器为一HP小型机，4CPU，8G内存。OS为Linux系统。数据库为Informix10下面贴出我的onconfig内容 #****************************************************************** ...

来源：  http://coenraets.org/flex-spring       What is Spring?Spring is one of the most popular Java frameworks. The foundation ofthe Spring framework is a lightweight comp ...

The discrete wavelet transform is a popular tool for signal compression. In this problem, your job is to write a program to decompress a one-dimensional signal (a list of integers) that has been compr ...

本文来源:http://bookbookpicture.spaces.live.com/blog/cns!68F3076C3C3DA5EB!671.entry     其实关于这个问题在Spark的官网www.igniterealtime.org上有很详尽的介绍，因此本文大部分内容是从英文文档引用而来的，其中还有一些个人的经验。 Spark源代码:下载地址 想了解 ...

这是一个小孩杀人的故事，有耐心的八婆们慢慢看吧。整个故事从头到尾都阴森森冷飕飕的，虽然杀人在最后一部分才有写，可是自始至终都很阴郁。 BLACK ICE by CATE KENNEDY 　　 　　When I went up to check my traps, I saw that the porch lights at the lady’s place were still on, even ...

NetBeans6.5 M1 众多期待的特性一览表! Netbeans 6.5 M1 已经发布,最新版本的NetBeans 增强了许多功能,同时也引入了许多值得期待的新特性. 其中我比较喜欢的是DataBase 的改进,Eclipse 项目导入变得比以前更方便了,可以正确的区分Web项目 和普通项目,还有Spring   Hibernate 增强. GUI 中新增了JD ...

dcaoyuan同学的erlang IDE项目发布了新版本，用erlang开发的童子们赶快下载更新吧。 ErlyBird 0.16.0 Released - An Erlang IDE based on NetBeans I'm pleased to announce ErlyBird 0.16.0, an Erlang IDE based on NetBeans. This is an im ...

JDK6u6的内部版本号是1.6.0_06-b02，这次发布主要是修正了一些Bug。原文如下： 网址：http://java.sun.com/javase/6/webnotes/ReleaseNotes.html Java SE 6u10Beta的发布则与众不同   官方发文写到：千万不要被它不起眼的名字（即Java SE 6u10Beta，JDK6更新10Beta版本）所愚弄，它是一个 ...