Diomidis Spinellis blog dds logo

Posts in 2021

 

The Evolution of the Unix System Architecture

Unix has evolved for more than five decades, shaping modern operating systems, key software technologies, and development practices. Studying the evolution of this remarkable system from an architectural perspective can provide insights on how to manage the growth of large, complex, and long-lived software systems. In 2016 my colleague Paris Avgeriou and I embarked on this study aiming to combine his software architecture insights with my software analytics skills. Here is a brief summary of the study, which was published this month in the IEEE Transactions on Software Engineering.

Continue reading "The Evolution of the Unix System Architecture"

Last modified: Friday, June 18, 2021 1:39 pm

Reviving the 1973 Unix text to voice translator

The early Research Edition Unix versions featured a program that would turn a stream of ASCII text into utterances that could be played by a voice synthesizer. The source code of this program was lost for years. Here's the story of how I brought it back to life.

Continue reading "Reviving the 1973 Unix text to voice translator"

Last modified: Saturday, January 2, 2021 4:49 pm

Navigation
blog contents
dds blog
dds home
Become a Unix command line wizard
edX MOOC on Unix Tools: Data, Software, and Production Engineering
Debug like a master
Book cover of Effective Debugging
Compute with style
Book cover of The Elements of Computing Style
Syndication
This blog is also available as an RSS feed:

Recent posts
The Evolution of the Unix System Architecture (2021-06-18)
Reviving the 1973 Unix text to voice translator (2021-01-02)
Fast database UPDATE/DELETE operations (2020-12-10)
Raspberry Pi 400 vs ZX Spectrum (2020-11-02)
Error handling under Unix and Windows (2020-09-29)
Shell scripting for software developers (2020-08-27)
IBAN length and DESI score (2020-08-13)
Auto-correct text entered with the wrong keyboard layout (2020-07-21)
The titanic battle between big iron and microprocessors (2020-05-31)
Contact tracing with a Raspberry Pi Zero-W (2020-05-20)
Category Tags
AWS (4)
Android (2)
Apple (9)
C (21)
C++ (16)
COVID-19 (1)
Cloud (1)
Components (1)
Computers (58)
Databases (5)
Debugging (8)
Design (1)
Discussion (6)
Electronics (15)
Environment (1)
FreeBSD (26)
Funny (14)
GSIS (5)
Google (6)
Government (3)
Hacks (26)
Hardware (26)
History (13)
Information systems (1)
Internet (12)
Java (26)
Linux (7)
Machine learning (1)
Management (27)
Microsoft (11)
One Laptop Per Child (3)
Open source (57)
Opinion (28)
Parenting (11)
Perl (13)
Photos (13)
Politics (4)
Programming (108)
Python (2)
R (1)
Raspberry Pi (6)
Risks (6)
Scala (1)
Science (33)
Security (26)
Sights (19)
Smartphones (3)
Software (22)
Software engineering (91)
Standards (7)
System administration (46)
Teaching (9)
Technology (28)
Testing (2)
Tips (43)
Tools of the Trade (52)
Travel (9)
UML (6)
Unix (50)
Web (31)
Windows (16)
Writing (45)
XML (10)
vim (5)
Archive
Complete contents (371)
2021 (2)
2020 (15)
2019 (4)
2018 (5)
2017 (20)
2016 (7)
2015 (6)
2014 (5)
2013 (13)
2012 (17)
2011 (14)
2010 (13)
2009 (40)
2008 (40)
2007 (41)
2006 (48)
2005 (44)
2004 (30)
2003 (7)

Last update: Friday, June 18, 2021 10:30 pm

Creative Commons Licence BY NC

Unless otherwise expressly stated, all original material on this page created by Diomidis Spinellis is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License.