Unix Accounts

Tue, 08/10/2010 - 05:27 — KETTANEH
Forums: 
Operating systems

What are common accounts and passwords for Unix?

All Unix systems have an account called root. This account is also commonly known as the superuser. Actually, any account with a user ID (UID) and group ID (GID) of zero could be considered a superuser account. It is possible that a system administrator will rename the root account for obfuscation, but this is rather impractical as many applications not only require that there be an

BASIC DRAWING COMMANDS FOR AUTOCAD

Mon, 08/09/2010 - 18:26 — Decknash
Forums: 
General Civil

autocad drawing commands

 

Understanding /etc/passwd File Format

Mon, 08/09/2010 - 12:21 — KETTANEH
Forums: 
Operating systems

Understanding /etc/passwd File Format

/etc/passwd file stores essential information, which is required during login i.e. user account information.

/etc/passwd is a text file, that contains a list of the system's accounts, giving for each account some useful information like user ID, group ID, home directory, shell, etc. It should have general read permission as many utilities, like ls use it to map user IDs to user names, but write access only for the superuser (root)

Linux Unix /etc/shadow file

Mon, 08/09/2010 - 12:18 — KETTANEH
Forums: 
Operating systems

Linux Unix /etc/shadow file

linux

/etc/shadow file stores actual password in encrypted format for user's account with additional properties related to user password i.e. it stores secure user account information. All fields are separated by a colon (:) symbol. It contains one entry per line for each user listed in /etc/passwd file Generally, shadow file entry looks as follows

Best - hottest IT certifications in 2010

Mon, 08/09/2010 - 11:04 — KETTANEH
Forums: 
Career Tips

Best - hottest IT certifications in 2010

Last year I released an article on the hottest certs for 2009. The amount of readers is indicative that we are still faced with confusion. I am adamant in telling the student/ IT professional to look at relevance. One should ask:

1. Is it relevant to my present job?
2. Wh

Atlantis Dubai

Sun, 08/08/2010 - 07:58 — KETTANEH
Forums: 
General Civil

Atlantis Dubai review

Atlantis Dubai

For years, The Atlantis Bahamas has been a unique mega-resort, with its giant "waterscape" (lagoons, waterfalls, x-treme waterslides, subterranean aquariums), fantasy architecture, and mix of families, high rollers at the casino, and high-end yachting set.

What is Drupal ?

Sun, 08/08/2010 - 07:45 — KETTANEH
Forums: 
Web Development

What is Drupal

drupal

Maybe you've heard about Drupal somewhere, maybe a friend told you about it, or maybe you just saw some cool website and found out it has been made with Drupal.

Drupal is CMS - Content Management System. It means

Network Attached Storage NAS and Other Nightmares

Sun, 08/08/2010 - 07:39 — KETTANEH
Forums: 
Data recovery

Network Attached Storage NAS and Other Nightmares

NAS

Network Attached Storage (NAS) devices have been a boon for storage technology.  What a great windfall for the industry.  Grab yourself an Open Source operating system, stick it on a prom, get yourself an inexpensive motherboard, some hard drives and presto chango, abbrakadabbra you got yourself a $1000.00 4 terabyte storage device that will mount on the network using a gigabyte transfer rate.  NAS

Recovering from a RAID Controller Failure

Sun, 08/08/2010 - 07:33 — KETTANEH
Forums: 
Data recovery

Recovering from a RAID Controller Failure

There are many reasons why a RAID goes down.  A technician will normally assume that one or more of the drives have failed.  This is a common diagnosis as the diagnostic lights on each of the drives may be blinking, the lights may have gone amber, or in some cases the drive may not be spinning up at all.  All of these surface indicators would surely

Linux basics commands

Sun, 08/08/2010 - 07:27 — KETTANEH
Forums: 
Operating systems

Linux basics commands

Quickstart commands, you have to type this commands on terminal. 

ls Commands will displays a list of files in the current working directory, you can see that this command is similar to

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