Friday, September 27, 2013

[ocyjgejp] Buttons for binary search

Scrolling linearly through a document can be done with just PgUp PgDn buttons, additionally up and down arrow keys for fine control.

What buttons are needed to efficiently scroll using binary search?  We imagine an extremely long document, and mouse and scroll bar are not available.  (Even a scroll bar fails if a one pixel shift of the slider results in too giant a jump.)

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