Windows 2000/2003 Active Directory domains utilize a Single Operation Master method called FSMO (Flexible Single Master Operation), as described in Understanding FSMO Roles in Active Directory.
The five FSMO roles are:

Schema master - Forest-wide and one per forest.
Domain naming master - Forest-wide and one per forest.
RID master - Domain-specific and one for each domain.
PDC - [...]

Windows 2000/2003 Active Directory domains utilize a Single Operation Master method called FSMO (Flexible Single Master Operation), as described in Understanding FSMO Roles in Active Directory.
In most cases an administrator can keep the FSMO role holders (all 5 of them) in the same spot (or actually, on the same DC) as has been configured [...]

Windows 2000/2003 Multi-Master Model
A multi-master enabled database, such as the Active Directory, provides the flexibility of allowing changes to occur at any DC in the enterprise, but it also introduces the possibility of conflicts that can potentially lead to problems once the data is replicated to the rest of the enterprise. One way Windows 2000/2003 [...]

Have you seen the Microsoft Active Directory 70-640 Training video by Train Signal? I highly recommend this course, as you will learn much more than you will from any book. It includes new iPod/MP3 versions of the course (when you are on the go) and Transcender practice tests to help you prepare for certification. The [...]

If you have a list of proxies that you’ve got from somewhere and want to verify if they’re good or not this is simple script that will read a text file and check them.
First we’ll make a text file with our proxies on each line of the file in the format IP:PORT with one per [...]

Recover My Files data recovery software will easily recover deleted files emptied from the Windows Recycle Bin, or lost due to the format or corruption of a hard drive, virus or Trojan infection, unexpected system shutdown or software failure.

Recover files even if emptied from the Recycle Bin
File recovery after accidental format, even if you have [...]

login to your shell, i will be using ssh so i send this command:
wget http://prdownloads.sourceforge.net/webadmin/webmin-1.350-1.noarch.rpm
Once it has finished downloadin i send this command:
rpm -U webmin-1.350-1.noarch.rpm
The rest of the install will be done automatically to the directory
/usr/libexec/webmin
The administration username set to root and the password to your current root password. You should now be able to [...]