Wednesday, March 7, 2012

Linux How to Make a Perfect Copy of Usb Key Into an Iso Image

This Guide will show you how to Make a Perfect Copy of a Usb Stick Into an Iso Image.

All procedure is Explained ins a Simple Step-by-Step Way.

  1. Open a Terminal Window:
    • Gnome:
      Accessories >> Root Terminal
    • KDE:
      Applications >> System >> Terminal
  2. Access the Devices Holding Directory:
    cd /dev
  3. Your Usb Key will be located Between the sdXN Entries on the Devices Directory.
  4. To Find it you simply Make a 2 Steps Check
    • With your Key Plugged-In Execute:
      ls
      Look at all Entries beginning by sd in the Directory Listing
    • Unplug the Usb Drive and Repeat the Same Command Again
    • Now you will Find Some Missing Entries in the Devices Directory Take Note of the Missing sdX Entries because between them there is the Target!
  5. Plugin the Usb Key Again and Try to Execute
    dd if=/dev/sdXN of=/tmp/usbCopy.iso
    Substitute the X with your First Target Parameter and N with the Number Associated
    I mean, the Target Partition Label is Ending by a Number.
  6. Before to leave...


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Monday, March 5, 2012

Linux sudo Error "is not in the sudoers file"

 

This is the Simple little Guide to Overcome this little Barrier :)

  1. Open a Terminal Window:
    • Gnome:
      Accessories >> Root Terminal
    • KDE:
      Applications >> System >> Terminal
  2. Login as the SuperUser:
    su
  3. Execute this Command:
    visudo
  4. Enter this line under the Section Beginning for:

    # Username privilege specification

    yourUserName ALL=(ALL) ALL
    You need to Substitute yourUserName with your User Name :)
  5. Save and Exit by:
    Ctrl+x
  6. Last... this


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You are Done and Can Finally Execute a sudo Command :)

Sunday, March 4, 2012

Linux How to Create/Make Iso Copy of CD/DVD

 

This wOw-Tip is Intended to Describe the Easiest Solution available for:
"How to Make a Copy of a Media in Linux."

The Same Technique is Valid both for DVD and CD Media...

The little Steps necessary to Achieve this Result are the Following one:

  1. Open a Terminal Window:
  2. You need to be Sure your Media is Not Mouted On...
    To Unmount your Media Execute:
    umount cdrom0
  3. Now you are Ready to Make a Copy of your Media:
    The Right Command contain the Insight of the Device Used...
    • If your CD/DVD is on the First Media Device Execute:
    • dd if=/dev/sr0 of=/tmp/mediaCopy.iso
    • If your CD/DVD is on the Second Media Device Execute:
    • dd if=/dev/sr1 of=/tmp/mediaCopy.iso
  4. Check... this


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