Being the latest version of Windows to come from Microsoft, Vista has many new features which has made it one of the most popular operating systems on the Internet. However, it still relies on a part of your system called the 'registry', which is often referred to as the "Achilles Heel" of Windows - the registry. To fix this, you just need to use a registry cleaner, but with Vista being so new... which one is the best?

Registry cleaners have all been designed to do the same job, except some of them do that job much better than others. They have all been developed to clean out a part of your computer called the 'registry', which is the central database for your PC. This database stores all your settings and options for your computer, allowing Windows to save everything from your desktop background to your latest emails, even if it's turned off and on again.

The registry is one of the most well-used parts of your system and unfortunately, it's also where most of the problems for your computer are born. Because Windows is constantly using 100's of different registry files, it's always getting confused about which ones it has open. This makes it confused, making it save them all in the wrong way, making the files corrupt and damaged. This makes them incredibly hard to read, slowing your computer down and causing errors.

To fix this problem, registry cleaners have been developed to clean out all the corrupted files from the registry database. However, because Vista is so new, many of the old registry cleaners simply don't work on it. The best Vista registry cleaner is one which actually scans through your registry, finds the most problems and fixes them all for you. And as Vista has introduced many new features to Windows, it's important that you have a cleaner which recognizes which files it should clean and which it should leave.

That's why you need a cleaner which is up to date and ready to handle all the latest problems that Vista will throw at it. These type of cleaners are normally created by professional developers, who have the time and resources to continually update their software. Cleaners such as RegAce are in this category, and are extremely effective because they know the latest Vista problems, so they can fix them all instantly.

From our experience, the best Vista registry cleaner is one called RegAce

Uninstal.exe is a Windows uninstall program. But in some specific set of conditions, the process might replace FAT32 MBR, thereby resulting into inaccessible primary partition (usually C:) of system. Such situations require performing steps like recreating the primary partition and reinstalling Windows. So, to restore the lost information, you should use your recent data backup available or scan your affected hard drive by using powerful data recovery applications.

Consider an instance, you try to run Uninstal.exe in real mode, but instead of expected behavior, you encounter an error message describing that Winundo.dat is missing or damaged. The error further gives you an option to continue. Clicking either of the options (Yes or No) gives you the below error message:

"Invalid system disk"

This error appears after the system restarts.

Cause

The above behavior is exhibited when the following set of conditions is true:

You have converted your primary drive to FAT32 file system using Drive Converter utility
You have run Uninstal.exe from Windows startup disk or restored it manually
You have run Uninstal.exe in real mode

Or

You have installed Windows
You have used a third-party disk partitioning utility
You have run Uninstal.exe

In the former case, running Uninstal.exe replaces FAT32 MBR with backup of FAT16 MBR and you observe the above error messages. However, in the latter scenario, the issue is observed if partitioning utility affects the partitioning structure of the disk.

Solution

To resolve such issues, you need to perform these steps in order:

Recreate you primary drive using utilities like Fdisk.exe
Reformat the primary drive
Reinstall Windows and other applications
Restore data from backup

At times, you cannot restore from the present data backup. It might occur if backup is damaged or not updated completely. Thus, to cope up with such situations, you should use data recovery software. These are advanced data recovery tools built with indigenous technology to safely recover the lost information from logically crashed drives. Such tools provide you interactive user interface, powerful recovery features and several other added characteristics.

Stellar Phoenix Windows Data Recovery is a premier application to recover and restore lost data that supports Windows 7 (currently in RC 1), Vista, XP, 2003, and 2000. This read-only data recovery Software provides powerful features like Disk Cloning, Disk Imaging, Drive Status, RAW File recovery etc. It is compatible with FAT32, VFAT, NTFS and NTFS5 file systems.

File Systems

EXT 2 is the historical system of the Linux platform and was marketed in 1993. It has since been replaced by E 3, which has added some new features including the most notable being the logging. EXT3 is the default file system for most Linux distributions.

Like many other UNIX file systems, the main structure is very similar to the original UNIX Fast File System (FFS). The score is divided into groups of cylinders, and each of these groups contains initially Superblock, Group Table, the data bitmap, a bitmap node, node files and data. However, more recent versions of E 2 and Group 3 have hollow cylinder that contains only nodes and data files.

fastfile_data_recovery

The EXT file systems 2 and 3 have a fixed number of nodes file and they are drawn on the score by the superblocks and Group Tables. These nodes files are data structures containing information about nt files stored in some file systems:

* The file type
* Access rights
* Owners
* The timestamps
* The size
* The data block pointers

ext2_recovery

The pointer data block are the node which sends the data file on disk.


The first twelve are pointing to the physical blocks of data. The first 12 fields (out of 15) contain the addresses of the first 10 blocks of file data (with an address block). If the blocks on which point the first 10 fields are sufficient to contain the file, the fields 11, 12 and 13 are not used. H owever, the three point to indirect blocks of data (single, double and triple indirect ion s). L a simple indirect ion contains the address of a block of direct pointers (called block address) as shown in the diagram. Thus, the address block contains pointers to data blocks (256 pointers). The double indirect ion points to a single block containing single indirect pointers. However, this block of addresses is pointing to 256 blocks of data it points to other blocks of 256 addresses. These are the 256 blocks of addresses that point to 256 blocks of data. L ogiquement triple indirect ion points to a block of double indirect pointers (to follow the same reasoning as above). This can be very difficult to visualize, but basically every step of indirection allows the amount of data to be sent to the exponential.

XFS

XFS was originally developed by SGI in 1993. The project was to overcome some limitations in terms of performance and extension of the FFS. This is a file system journaling 64-bit high performance. It was first published in 1994 with IRIX V5.3 and 2000, SGI released the source code open. It was then formally included in the Linux kernel since 2003. The structure of XFS is very similar to that of FFS at first sight. It keeps the system of cylinders Groups splitting the partition, but the groups named for the award and he also uses superblocks and filesystem nodes to contain the metadata files, but the similarities in content and stop functioning at that level .

Unlike FFS, the file system does not have a fixed number of knots of pre-allocated files on disk. In its place, each group should monitor the allocation space and dynamically allocate nodes file according to the needs expressed by the file system. These nodes files are organized in a balanced tree B +, which makes traversing the directory structure much faster than the traditional list system implemented in FFS. However, to maintain high performance, the B + tree is kept balanced thanks to a grant of intelligent nodes and files it requires relatively advanced algorithm. The nodes also use XFS file extension (run lists) to send data instead of treating the individual blocks of data as FFS, and it adjusts to the best size for your important files.

XFS journaling also provide an opportunity for recovery of file system in case of crashes and power outages. However XFS reviewed only the file system metadata while the volume can be repaired and loaded on it and can still be a cause of data loss.

Another feature of XFS has delayed allocation. First, the data are stored in memory. Then these data is actually written to the file system where the cache is cleared by the operating system. This method of allocation wave allows for a certain delay in the action to obtain the necessary data to allocate the most intelligent way possible. The main advantages of this approach is the dramatic decrease of fragmentation, especially with files that grow slowly and often reduces the CPU overhead.

JFS (Journaled File System)


In 1990, IBM produced a first draft JFS with AIX version 3.1. Later in 1999, IBM brought it under OS / 2 and published a version of JFS in the open source community and in 2006 was the stable version of Linux.


The philosophy behind the design JFS is comparable to that of XFS. They aim to overcome many limitations of FFS performance in a very similar way, although recent implementations are different. Both file systems use metadata logged to provide the file system is a possibility of recovery, nodes dynamically allocated files and extensions to address the area of data and also the diagram of the transverse B + tree. For more information, see the section XFS.

LVM

Managing logical volumes (in English, logical volume management or LVM) is a method to overcome some limitations of using traditional methods partition to allocate storage space on the media. Generally the features included are:

* File System Spanning and software RAID (Level 0, 1 and 5)
* Resize volume groups and logical volumes
* Photo (the hard disk and partition are concerned) or snapshots

Traditionally space on hard disks is divided into partitions on which file systems are written directly. LVM works a little differently, the disks are always allocated using them, but they are considered "physical volumes" on LVM. Hard drives, hard disk partitions, RAID volumes or logical units from a SAN form the physical volumes. Then we concatenate these physical volumes in "volume groups". The volume group can then be allocated to a form of logical volumes on which file systems reside. The diagram below shows a relatively simple example of how LVM could be used.

data_recovery_lvm

Nowadays, cases of UNIX versions of adopting their own variations of LVM are very common. According to the seller they have names and different functions. Linux also has an LVM which is based on the Hewlett Packard UNIX version. One feature missing on both the HP and the Linux LVM is that they have no implementation to manage fault tolerance by gender, so no software RAID 5.

Windows 2000, 2003, XP and Vista have an equivalent system called Logical Disk Manager, which offers similar capabilities.


Kroll Ontrack's engineers have the expertise and experience to recover data from your UNIX and Linux systems, either a single terminal server or a RAID 5.

Whatever the situation of data loss, Kroll Ontrack is using the tools and techniques of the industry to ensure a quality service unmatched. Here is a small sample of the types of problems that we get regularly:

* Kernel panic and machines that can start more
* Formatted or deleted partitions
* Files and folders deleted or missing
* File systems that are corrupt or not loaded (to mount)
* Crash of the system and fsck failure
* RAID configuration lost / damaged

About UNIX - Linux

* UNIX

UNIX is an operating system multi-user, multi-tasks originally developed in 60 years by the laboratories AT & T Bell. Most UNIX is written in the C programming language and is therefore capable of operating over a wide range of architectures. Equipment suppliers, such as SCO, SGI, IBM, Hewlett Packard and Sun offer their own version of Unix to run on their high-end server.

* Linux

Linux, sometimes called GNU / Linux is an operating system POSIX. The GNU project began in 1984 with the aim of creating a free version of UNIX. The project lacks a core operating fully until 1991 when a 3rd party kernel called Linux was launched by Linus Torvalds. The Linux kernel is normally published in conjunction with various packages from the GNU project and other sources. Thus, the main success of Linux is its modular design, the user can adapt its own systems to the Linux kernel.

Data Recovery UNIX / Linux

We are able to speak on a wide range of UNIX file systems and Linux in the industry. Although our current tools do not support your transfer, we have a team of software developers capable of developing Just In Time (JIT) to modify or create new tools to meet your expectations.

will continue...

Eminem will appear on the hit cartoon series Family Guy this Sunday. The rapper will be featured in several programming breaks through the entire night on FOX. What will Eminem be doing on Family Guy? Well, as Em’s manager Paul Rosenberg says, “What? Why? Tune in and find out what Stewie and Em chop it up about… this is already classic TV material.”



And........ Stewie vs 50 Cent & Eminem :)


Backing up data is an important issue. Users do not want to lose data. Data loss is difficult to compensate. Therefore, reproduction of data is important. I accidentally deleted files, errors ... There are many data backup tool. A data backup program on your computer, CD or DVD, external hard disk drive or USB flash drive as possible. But this path can be expensive. This is done through online data backup. Online data backup or data will be saved only for this file is stored via the internet means.

Online data backup easy means that your folders or data are saved or stored through the use of an internet. One may store and restore folders on an online account by just easy downloading the program given by a absolute website. Once the said program is installed in your computer, your folders are already secured. For all that, in this type of online data backup, one must all the time have an internet connection when using the computer.

This web site is like a bank. Free file storage and other web sites here files to secure a certain amount is needed. Have you experienced backing up your folder in a flash drive or thumb drive and then you accidentally lost it?

CLİCK for backup...


sometimes if you happen to be a little head in the air and delete files on your Windows PC, there is a plethora of apps to recovery files (even those deleted from the Recycle Bin).

If you're running linux, how?

Aaaaah, fear no more because it is also possible to simply retrieve the files through a command line tool called Foremost, which was originally developed for the special investigation service of the U.S. Air Force ...

Recovering a deleted file from a simple concept ... when you delete a file, only the pointer to it is broken but it is not immediately re-écrabouillé with other data. The file is still physically present on the hard disk. Obviously, the longer you wait before you recover a file, it most likely to disappear forever.

I will speak with Ubuntu is because I use distrib. I do not know how it goes for other distrib but in principle, it remains the same. To install Foremost, you must activate the Universe repository and enter the following command line (or via Synaptic):

sudo apt-get install foremost

Then you must know the partition where you want to recovery files. (eg /dev/sda1)

If you want to see the files it is possible to recover your partition, enter the command line:

sudo foremost -w -i /dev/sda1 -o /recovery/foremost

For example, to retrieve deleted jpg images, you must type:

sudo foremost -t jpeg -i /dev/sda1

Foremost will then create a directory named "output" in which he put all the files recovered. Obviously, if the images have begun to be crushed, you'll get half of the images but it is already ...

There are obviously lots of other options but the recovery ennoncer here would be too long (and I do not master all) but I recommend you read the man page Foremost here.

Source

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