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:

kde desktop applet info

Posted by – October 7, 2010

1. kwriteconfig – Write KConfig entries (for use in shell scripts):

2.  kreadconfig – Read KConfig entries (for use in shell scripts)

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)
geometry=46,391.745912850909,78.7183612323325,87.2540871490914                  (x,y)=46,391.745912850909, icon size=(78.7183612323325, 87.2540871490914)-(x,y)


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:

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

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:

Some Unix & its OS links…

Posted by – January 1, 2010

In the world:

In China: