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DanBoris

Member Since 10 Jun 2001
OFFLINE Last Active Today, 10:44 AM

Posts I've Made

In Topic: Robotron 2084 disassembly inspection

Mon Mar 26, 2012 7:27 PM

Great work! Glad someone was able to pick up where I left off.

In Topic: What was YOUR very first computer?

Sat Mar 17, 2012 6:53 AM

I still have the invoice from my first computer system:

800 16K Computer $679.00
810 Disc Drive $449.00
850 Interface $169.00
410 Recorder $76.00
Joystick $20.00
Video Easel $35.00
Star Raiders $60.00
Epson MX80FT Printer $559.00
Printer Cable $30.00
32K Expansion Board $159.00
Touch Typing $20.00
Atari Word Processor $159.00
Breakout with Paddles $43.00
Graphit $17.00
Statistics $20.00
Visicalc $169.00
Atari 800 dust cover $7.99
1 box floppy disks $36.00

In Topic: Where is the 5200.cfg file? Please advise...

Fri Mar 16, 2012 10:47 AM

Wow, I can't believe people are still using Virtual Super System! It's really out of date and there are better emulators out there now. I would try Atari800WinPlus or Jum52.

Dan

In Topic: Scrubbing a Hard Drive

Fri Mar 9, 2012 12:17 PM

View Postjhd, on Thu Jan 12, 2012 2:08 PM, said:

I will shortly be upgrading to a new laptop. Before I sell the old one, I would like to "scrub" the hard drive of any and all personal information. A complete reformat of the hard drive would be best, of course, but I do not have the system disks anymore (the hardware is about 4+ years old) and I don't think anyone would buy it without a functioning OS. I'm currently running Windows Vista.

Is there anything available that will completely wipe the My Documents file tree?

There are programs out there that will securly delete files, but the problem is finding all the files that need to be deleted. There are a lot of different places that a file with personal information could end up. Just deleting My Documents wouldn't necessarily be sufficient.

Dan

In Topic: More than 5 sprites?

Sat Feb 25, 2012 4:27 PM

View PostPengwin, on Sat Feb 25, 2012 3:02 PM, said:

I'm playing Bounty Bob right now, and I just did a 'head-count' of the number of sprites that are definitely PMGs. I count 6. Now, I know a fifth player can be created by combining missiles, or even 2 small sprites by making 2 pairs of missiles, but these appear to be full size players.
Am I right in thinking that this can be achieved by creating multiple copies of the sprite image in a single player, then changing the horizontal position of the player by using a DLI? or doesn't this apply to PMGs?

Exactly, it's called sprite multiplexing. Works particularly good for Bounty Bob since the enemies only move horizontally and are always at a predictable vertical location on the screen, so it makes it easy to re-use the players as you go down the screen.