Questions tagged [formatting]
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5 questions
6 votes
1 answer
345 views
Is there any extant documentation for the MTS fmt formatting program?
Turns out that the original, machine-readable markup form of the Revised Report on the Algorithmic Language Algol 68 is online, hosted by Dick Grune. It is filled with incantations and weird syntax. ...
5 votes
2 answers
1k views
When pushing interleave too far, why do bad sectors occur mainly at the low addresses?
This lady low-leveled a 20M MFM drive and turned it into a 32M RLL drive by switching the controller. First of all, this is amazing stage magic. If I had known about this, I would have sold RLL ...
9 votes
5 answers
4k views
Can a floppy disk be wiped securely using the Windows format command with the passes-parameter?
Does the /P:<count> parameter of the Windows format command securely erase (wipe) all data of a 3.5" floppy disk? Meaning, the data is unrecoverable? If so, is 3 passes sufficient for the ...
5 votes
1 answer
338 views
How Can Apple II DOS 3.3 Floppy Disks be Restored after Formatting with INIT?
I have files on around 50 5.25" floppy disks. Most are in the Apple II (or ][ Plus), DOS 3.3 formats. I have the Apple ][+ with 64K RAM (48K on MBd plus 16K on the Language Card in Slot 0), and ...
34 votes
5 answers
7k views
How did early computers deal with calculations involving pounds, shillings, and pence?
In the era before UK currency was decimal, how were accounting calculations involving pounds, shillings, and pence typically handled? Were the underlying computations typically performed in terms of ...