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最新文章列表
Learning Coding Parallelization (Was Tim's Erlang Exercise - Round V)
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 n ...
The Erlang Way (Was Tim Bray's Erlang Exercise - Round IV)
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, ...
Reading File in Parallel in Erlang (Was Tim Bray's Erlang Exercise - Round III)
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 dev ...
Tim Bray's Erlang Exercise on Large Dataset Processing - Round II
Updated Oct 09: Added more benchmark results under linux on other machines.
Updated Oct 07: More concise code.
Updated Oct 06: Fixed bugs: 1. Match "GET /ongoing/When/" instead of "/ong ...
ubuntu关闭ipv6,提高dns解析速度
大多数的 Linux Distro 也将 IPv6 (Internet Protocol Version 6) 预设地开启,但有时实际上不需要 IPv6 支援,如要关闭 IPv6 可用以下方法:
Debian / Ubuntu
1. 开启 /etc/modprobe.d/aliases
2. 里面有一行是 "alias net-pf-10 ipv6"
3. 将以上一行用以 ...
本地用户无法登录vsftp的解决方法
连续配置在3台服务器上安装ftp,都是debian系的发行版
把vsftpd.conf里面的local_enable打开之后,本地用户还是无法登录,遇到非常诡异的问题,折腾了很久最后才找到答案debian环境中,vsftpd.conf里面的pam_service_name=vsftpd 要写全绝对路径
类似这样的形式
pam_service_name=/etc/pam.d/vsftpd
这种垃圾问题 ...
网页编辑器 Nvu 在 Ubuntu 7.04 Feisty上的安装
Nvu (读作 N view)──是跨平台的“所见即所得”(WYSIWYG)的网页编辑器。就像 Frontpage, Dreamweaver 那样。由Linspire公司出品,是Linux平台上最优秀的网页编辑工 ...
MySQL 5 on Linux手动安装方法与中文解决方案完整攻略
花了1天,在Debian Etch Linux上成功安装了MySQL 5.0.27 icc版本,并使用JDBC测试中文成功!
中文问题的关键是全部使用UTF-8编码,MySQL 5发布版支持UTF-8,但默认为latin1,Java在内部使用的全部是Unicode,因此要保证JSP页面以UTF-8编码,JDBC驱动采用官方Connector4J 5.0.4,在Resin 3.1/Spring 2. ...
Install Debian Etch
Today I have successfully installed Debian Etch RC1. Here is my process: 1. Download Debian Etch RC1 ISO image. I choose CD-ISO and burned to CD-R. 2. Boot computer using Debian Installer CD, and insta ...