Bitrot - When Ones and Zeros Become Fuzzy

Jul 24, 2014

Without thinking much about it I always thought safeguarding my data was mostly a matter of having multiple copies, so files could be recovered in case of accidental deletion or disk crashes. Performing backups on a regular basis solved the first type of event whereas partitions mirrored on multiple physical disks solved the second.

What I did not consider was the risk of data degenerating due to the way it is physically stored.

How To Create Encrypted Disk Images on Windows 8 Pro

Feb 17, 2013

I regularly perform a backup of my data at home. I bring the backup to work on an external USB hard disk and copy it to a larger disk there, so I have at least two generations offsite. The backup on either disk must be encrypted in a way that ensures that a thief cannot get access to my data. I have tried various backup tools, but I keep returning to a routine that combines a mounted encrypted disk image with a utility that synchronizes select directories. It makes the process of copying the backup time consuming but very easy.

How to extract XMP metadata from JPEG files in Java

I needed a way to extract XMP metadata from JPEG files so that my Java based gallery could display more information about the pictures than the standard IPTC fields. I have used a host of different DAM solutions in the past, but Lightroom 2 is currently my favorite and it provides XMP metadata of good quality.