Did you ever deleted some important files and panicked on how to recover it? On Linux there is Foremost that can come to the rescue.
Not many users know that deleting a file from a file manager or with ‘rm’ from a terminal is not enough to really remove it from your hard disk; these methods simply remove the “link” that map the hard drive area that is containing the file to the file system record for the file in question, but that hard drive area will continue to contain the file data until the file system decides to reuse the area for a new file.
Foremost can analyze a specific directory or the entire hard drive looking for any deleted files to recover; it also allow to select the file type to search.
How to enable the hidden Administrator account on Windows 8
By default on Microsoft Windows 8 the Administrator account is disabled and you only have the personal user account created during the initial setup procedure done the very first time you opened the computer (or eventual other account manually created after).
Generally the user account you use should have enough privileges to perform any common daily routine, but sometime it is not enough and indeed you need to have the conventional Administrator account.
How to change Ubuntu DNS
For most users the DNS servers provided by their ISP may suffice, but some user may need DNS that are faster, safer and with far fewer restrictions for online browsing.
To change the DNS servers in Ubuntu, you need to modify the file ‘dhclient.conf’.