[ Tutorial ] Nandroid Backup and CWM (ClockWorkMod) Recovery for S2 i9100

This tutorial is for starters who are looking to dig deep into their android devices.
Well Nandroid is a safe bet, as if something goes wrong one can restore the state at which they created a backup (just like restore point in windows).

So the problem arrives when we reboot our system into recovery (because every where it is written that we can create our backup (nandroid backup) in recovery mod). Stock recovery does not provide the options of backup and restore.

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[ Tutorial ] Rooting S2 i9100 (int). Simple, Fast and shortest method.

It has been a little less than a year since I got my first android device and it is still in warranty, and I have started experimenting on it (did nandroid backup of stock incase anything goes wrong).

Well this post is about rooting the i9100 device without increasing Flash counter and showing Yellow Triangle and I did a lot of research before doing it (as 1st time is the scariest). But thanks to XDA community, it was made easier for me. It provided me many ways to root the Samsung's 1st famous android device.

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Android Bug (Update)

Update: With the new Jelly bean update rolling out, this bug seems to be fixed on 4.1.2 android, but is still present in 4.0.3 and 4.0.4 ICS versions of S2.

I have been using android for past few months. So this post was just to test the bug in the android stock browser (Touchwiz) that was going around and haven't been fixed yet. So clicking on the following linksfrom android phone will open phone dialer and do as mentioned.

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Openning multiple Gtalk instances

Most of the time we come across situations when we want to open multiple accounts in our Gtalk or want to chat with our buddies who are on multiple accounts. For such situations we have one simple solution to it and It is a simple procedure and using it we can open our multiple gmail accounts in gtalk and use them simultaneously. Just follow the following steps:



1. Locate your G-talk executable file.

2. Create a short-cut

3. Now add following at the end of Target :

/nomutex

Like this:

Click OK.
This is all that is required.

4. Now Rename the file to something meaningful:

5. Now open any number of instances of G-Talk and log-in using your multiple accounts.

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Sharing a folder between Windows host and linux guest

If you are a Linux user and have Linux installed in the Virtual Machine (Virtual Box) then you preferably want to share a folder between your windows host machine and the Linux guest machine. This tutorial will guide you how you can share a folder and your data between two systems.

First you need to have GuestAdditions installed on your guest machine.




1. Go to settings in VirtualBox.



2. Now select Shared Folders and click on the Add Shared Folder (or press Ins)



3. New window will open.



Select other and select the path for the folder to be shared with the linux guest machine. (let us say we have shared a folder named sharedhost and check the box auto mount in present.

All this has to be done in the host side.

4. Now start the Linux machine.

5. Open terminal, get root access and type:

#mkdir /mnt/sharedguest

sharedguest will be present in the mnt folder.

6. Now type:

#mount -t vboxsf sharedhost /mnt/sharedguest

This line you have to enter every time you login into the system. Else we can add this line to rc.local file so that it initializes on every restart.
For that type:

#gedit /etc/rc.local

now add

#mount -t vboxsf sharedhost /mnt/sharedguest

before

touch /var/lock/subsys/local

it should look like this



now restart the machine and check the mnt > sharedguest.

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