On Fri, 22 Jul 2016 11:59:33 -0500, Victor Gil wrote: >No, subtract 8-16 bytes from the area address to get to the header... > >I guess my usage of the words "top" and "ABOVE" could be misleading - this is >how we were drawing memory maps back in the 70s, so that they grow DOWN from >the staring location > And Bill Waite teaching a CS class circa 1972 would sketch a memory map on the chalkboard and describe it, saying "Up" and pointing to the floor; "Down" and pointing to the ceiling. Algebra vs. geometry.
Somewhat like ISPF scrolling. A couple releases ago, Apple reversed the conventions of scrolling-by-gesture in OS X (optionally, but default) to be compatible with iOS. But still, I wondered if it arose from a desire to page-align the base of the area. -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
