Byte vol.6 №8 August 1981

Features
14 Introducing the Smalltalk-80 System by Adele Goldberg / A readers’ guide to the Smalltalk articles in this issue.
36 The Smalltalk-80 System by the Xerox Learning Research Group I How message-sending objects are used in the Smalitalk-80 system.
50 Build a Z8-Based Control Computer with BASIC, Part 2 by Steve Ciarcia / Steve continues his description of the Z8-BASIC Microcomputer and suggests two applications.
74 Object-Oriented Software Systems by
David Robson / Object-oriented software systems provide the underlying design of Smalltalk.
90 The Smalltalk Environment by Larry
Tesler / Programming and debugging in Smalltalk are always interactive activities.
147 User-Oriented Descriptions of Smalltalk Systems by Trygve M H Reenskaug / A Smalltalk application program will limn the user’s access to the language 168 The Smalltalk Graphics Kernel by Daniel H H Ingalls / The Graphics Kernel provides the interface through which all text and graphics are displayed.
200 The Japanese Computer Invasion by Stan Miastkowski / Like it or not. the Japanese small computers are on their way.
230 Building Data Structures In the Smalltalk-80 System by James C Althoff Jr / Many kinds of data structures can be added easily to the Smalitalk-80 system
286 Design Principles Behind Smalltalk by Daniel H H Ingalls / The design principles of a language strongly affect its power and usability.
300 The Smalltalk-80 Virtual Machine by Glenn Krasner I The use of a Smalltalk-80 Virtual Machine allows the system to be transported easily among different 16-bit microprocessors
322 Building Control Structures In the Smalltalk-80 System by L Peter Deutsch I Design of complicated control structures is easy in the Smalltalk-80 language.
348 Is the Smalltalk-80 System for Children? by
Adele Goldberg and Joan Ross / Although Smalitalk-80 is not meant to be used by children, application programs can be written that will allow them to be creative and. at the same ome. learn about programming
369 ToolBox: A Smalltalk Illustration System by
William Bowman and Bob Flegal I The versatile Smalltalk-80 language can create an environment for graphics design that can be used by non technically oriented people.
378 Virtual Memory for an Object-Oriented
Language by Ted Kaehler / Virtual memory techniques must be used when the active memory space needed by a language is much larger than the amount of available memory.
Reviews
398 Microsoft Editor/Assembler Plus by Keith Carlson
401 BOSS: A Debugging Utility for the TRS-80
Model I by Scott Mitchell
Nucleus
6 Editorial Smalltalk. A Language for the 1980s
30 Letters
197 BYTE’s Bits
224 BYTELINES
392 BYTE’s Bugs
388 Ask BYTE
391 Books Received
391 Software Received
392 Clubs and Newsletters
394 Event Queue
402, 41 3 System Notes: Indirect I/O Addressing on the 8080. Aim-65 16-bit Hexadecimal to Decimal Conversion
404, 408, 414, 417, 418 Programming Quickies A Disk Catalog for the Eighties. Alpha-Beta Tree Search Convened to Assembler. Fast Line-Drawing Techniques; Word Uibnmarle; Binary-to-BCD Converter Program for the 8080
421 What’s New?
478 Unclassified Ads
479 Reader Service
480 BOMB. BOMB Results