How to Mount filesystem - read/write

Tech Blog - Here is a quick howto on mounting filesystem in Linux

To mount

# mount /dev/hda2 /mnt

/dev/hda2 is the disk/partition you want to mount, /mnt is where you want it mounted.

If you want to remount an already mounted drive as read only

# mount -oremount,ro /mnt

If you want to remount an already mounted drive as read write

# mount -remount,rw /mnt

Root Samsung Galaxy Tab 7 - Gingerbread Howto

Tech Blog - Here is a simple howto on rooting Samsung Galaxy Tab 7 Gingerbread, if you have recently updated from Froyo on your Samsung Galaxy Tab 7 i'm sure you have notice that your Samsung Galaxy Tab 7 is no longer rooted, the only way to root Gingerbread on Galaxy Tab is to install CF-Root kernel from Chainfire.

Requirements:

• Download Odin
• Download the Kernel CF-Root-TAB7_XX_OXA_JQ1-v3.3-CWM3RFS
• Have installed Kies/Driver for your Samsung Galaxy Tab 7
• Fully charged Samsung Galaxy Tab 7

Step to rooting:

Step 1 - Extract the downloaded ZIP file

Step 2 - Open Odin, check PDA and select the extracted Kernel

Step 3 - Very important make sure Re-Partition is not checked

Screenshot of Odin with Galaxy Tab unplugged

Step 4 - Put your Samsung Galaxy Tab 7 to download mode, to do this power off your Galaxy Tab then hold down Volume down button while pressing the Power button to power on.

Step 5 - Plug in your Galaxy Tab 7 and click start on Odin, let it finished then your Galaxy Tab should be rooted done.

Once completed you should see the screen like below

NOTE: Do not unplug you Galaxy Tab during update.

Upgrade Samsung Galaxy Tab 7 - Howto

Tech Blog - Here is a quick howto on upgrading Samsung Galaxy Tab 7 from Android Froyo 2.2 to Gingerbread 2.3 using Samsung Kies.

Step 1 - Install Samsung Kies and follow the onscreen instruction, you can download latest version from their Samsung website

Step 2 - Once installed plug in your Samsung Galaxy Tab 7 P1000 to your PC USB port, make sure your Samsung Galaxy Tab 7 is fully charge

Step 3 - Kies will automatically auto detect your Samsung Galaxy Tab 7, and ask if you want to upgrade, it will ask you if you also want to backup if click you click Yes.

Step 4 - After step 3 it will update the firmware on your Samsung Galaxy Tab, wait till its done, make sure do not disconnect the cable during update, once done you can disconnect and check your Galaxy Tab.

Note: The firmware doesn't delete or wipe anything of your Samsung Galaxy Tab, however if your are rooted it will unroot it, the only way to root Samsung Galaxy Tab 7 Gingerbread is to use Cf-Root