Properly delete data forever and free up the space it was using?
127779
Reduce MDF file size
46487
Purge unused data (e.g. particle system, or groups) by script
149021
How do I clean up my harddrive?
117233
How to wipe free disk space in Linux?
10037
How can I figure out what's slowly eating my HD space?
46279
How to clean up file extensions?
34800
I Need to Shrink My Database - I just freed a lot of space
32176
How do I remove my Ubuntu partition from Windows 7 and reuse the space?
151534
How can I delete files over (n) days old but leave (n) files regardless of age?
110294
How can I determine what is taking up so much space?
112757
Clearing the hard drive
103841
How can I skip the Trash when deleting a file?
33163
How much time until an unused hard drive loses its data?
133038
undelete big files - mission impossible?
51570
How do I clear the purgeable area on my disk?
57892
C++ delete does not free all memory (Windows)
59244
Securely erasing all data from a hard drive