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How to Fix “no Mountable File Systems” Mac Error

In Mac OS X and all other UNIX-based operating systems, you can easily create backup of your critical data by creating the disk image through DD command. It is a command-line tool that creates a bit-by-bit image of entire hard drive on desired storage media. You can mount the disk image as a hard drive volume and access data from it. However, in some situations, the disk image can not be mounted and stored...

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Resolving “Root inode is not a directory. Clear?” Linux Error

In Linux operating system, you can check the integrity of file system and hard drive. This command resolves majority of issues with hard drive and file system, avoiding need of Linux Data Recovery. This command-line utility runs in five phases. In first phase, it checks data blocks and their size, in second phase, it checks for path names. In the following phases, connectivity, references counts, and the...

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Improper Use of Sudo Command Cause Data Loss in Mac OS X

Sometimes you need to use other users’ security permissions to run any application in Mac OS X or UNIX-like operating systems. This is possible with the help of ‘Sudo’ command in Mac OS X. The permissions are generally of the superuser or administrator. This command line tool is able to log every command and run in. In some cases, it can even succeed to log in for administrative...

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Grub Corruption Leads to Data Loss in Linux

In Linux operating system, fsck (file system check) is a command-line utility that allows you to check file system and hard drive integrity. Using this tool, you can even fix some minor errors of file system. Generally, it runs automatically during system boot when Linux detects that the file system is not in consistent state, indicating improper system shutdown like power loss or system crash. However, if...