well-behaved

from WordNet (r) 3.0 (2006)

well-behaved
    adj 1: (usually of children) someone who behaves in a manner
           that the speaker believes is correct; "a well-behaved
           child" [syn: {well-behaved}, {well behaved}]

from Jargon File (4.4.4, 14 Aug 2003)

well-behaved
 adj.

   1. Software that does its job quietly and without counterintuitive
   effects. Esp.: said of software having an interface spec sufficiently
   simple and well-defined that it can be used as a {tool} by other
   software. See {cat}.

   2. Said of an algorithm that doesn't {crash} or {blow up}, even when
   given {pathological} input. Implies that the stability of the
   algorithm is intrinsic, which makes this somewhat different from
   {bulletproof}.

from The Free On-line Dictionary of Computing (8 July 2008)

well-behaved

   1. [primarily {MS-DOS}] Said of software conforming to system
   interface guidelines and standards.  Well-behaved software
   uses the {operating system} to do chores such as keyboard
   input, allocating memory and drawing graphics.  Oppose
   {ill-behaved}.

   2. Software that does its job quietly and without
   counterintuitive effects.  Especially said of software having
   an interface spec sufficiently simple and well-defined that it
   can be used as a {tool} by other software.  See {cat}.

   [{Jargon File}]