Category: 开源

Hadoop: open-source software for reliable, scalable, distributed computing.

Posted by – December 21, 2010

What Is Hadoop?

The Apache Hadoop project develops open-source software for reliable, scalable, distributed computing. Hadoop includes these subprojects:

  • Hadoop Common: The common utilities that support the other Hadoop subprojects.
  • HDFS: A distributed file system that provides high throughput access to application data.
  • MapReduce: A software framework for distributed processing of large data sets on compute clusters.
  • ZooKeeper: A high-performance coordination service for distributed applications.

Kingsoft open source plan pronounce

Posted by – December 5, 2010

Kingsoft open source pronounce:
http://code.ijinshan.com/
http://code.ijinshan.com/whitebook/opening.html

kde desktop applet info

Posted by – October 7, 2010

1. kwriteconfig – Write KConfig entries (for use in shell scripts):
http://manpages.ubuntu.com/manpages/gutsy/man1/kwriteconfig.1.html

2.  kreadconfig – Read KConfig entries (for use in shell scripts)
http://manpages.ubuntu.com/manpages/gutsy/man1/kreadconfig.1.html

3.  kde desktop applet src file locaiton:
This file recorder .desktop file location, groups info, etc…
We can change desktop files position by mouse on KDE Desktop, below file will record it…
the program kdeinit4: plasma-desktop [kdeinit]  recorde the poistion to file below.

/home/<userName>/.kde/share/config/plasma-desktop-appletsrc: ( below is a entry of firefox.desktop in this file)
[Containments][14][Applets][33]
geometry=46,391.745912850909,78.7183612323325,87.2540871490914                  (x,y)=46,391.745912850909, icon size=(78.7183612323325, 87.2540871490914)-(x,y)
immutability=1
plugin=icon
zvalue=116

[Containments][14][Applets][33][Configuration]
Url=file:///usr/share/cocreate-default-settings/firefox.desktop

4. /usr/bin/startkde auto start when new user login Kde X window.

5. plasma-desktop

Video for Linux Two API Specification

Posted by – May 12, 2010

Refers to:
http://linux.bytesex.org/
http://v4l2spec.bytesex.org/spec/
http://v4l2spec.bytesex.org/
http://linuxtv.org/downloads/video4linux/API/V4L1_API.html

V4L2 API Specification (Revision 0.24)

V4L2 Mini-FAQ

Q: That’s the V4L2 spec, what about V4L?
A: /usr/src/linux/Documentation/video4linux/API.html
and http://linuxtv.org/downloads/video4linux/API/V4L1_API.html

Q: Are there any examples?
A: Yes, in the spec. Also a complete video capture example, source is capture.c.

Q: I have more questions.
A: Try the V4L Wiki or the Video4Linux mailing list.

Kubuntu 指南

Posted by – April 22, 2010

Refers to:
https://help.ubuntu.com/6.10/kubuntu/desktopguide/zh_CN/index.html

Some Unix & its OS links…

Posted by – January 1, 2010

In the world:
http://www.gnu.org/
http://www.unix.org/
http://www.linux.org/
http://www.unix.com

In China:
http://linux.deepin.org/
http://www.xp.com
http://www.redflag-linux.com/
http://wiki.ubuntu.org.cn/