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  • Groundbreaking treatise on state machines, paxos, specification
  • The RTLinux patent 5,995,745
  • Notes on Security and Common Criteria
  • Download code

Author: yodaiken

A basic design error in software

Suppose we didn’t know too much about bridge design, but were convinced that (a) the current design methods were too slow and unmodular to be useful, and (b) not knowing anything about structure other than what we could observe of

yodaiken December 8, 2013April 19, 2014 systems Read more

What are patents for

Mr. R.J. Hall designed a new product known as a “Towel Tote” that is basically an absorbent scarf with pockets on the ends.  [See one here]. After filing his design patent application, Hall e-mailed with Mr. Farley Nachemin at Bed Bath &

yodaiken January 30, 2013April 19, 2014 software business Read more

Obama’s big data team

Those applications used a huge chunk of Amazon’s Eastern data center. “We had thousands of nodes,” said VanDenPlas. “We pushed 180TB of traffic with billions and billions of requests. We had 60% of all of Amazon’s medium [instances] in US

yodaiken January 14, 2013April 19, 2014 systems Read more

Big Data and politics

For the general public, there was no way to know that the idea for the Parker contest had come from a data-mining discovery about some supporters: affection for contests, small dinners and celebrity. But from the beginning, campaign manager Jim

yodaiken November 7, 2012April 19, 2014 systems Read more

Free Software Patents: Alan Cox

1. A method, comprising: storing, by one or more processors, confidential data in a confidential section of virtual memory, wherein storing the confidential data in the confidential section of virtual memory comprises: mapping the confidential section of virtual memory to

yodaiken August 16, 2012December 17, 2013 operating systems, software business Read more

Samsung’s trial brief in the Apple patent lawsuit

http://assets.sbnation.com/assets/1257891/Samsung_unredacted_trial_brief.pdf Contrary to the image it has cultivated in the popular press, Apple has admitted in internal documents that  its strength is not  in developing  new technologies  first, but in  successfully commercializing them.    When Apple was developing its campaign to promote

yodaiken July 28, 2012April 19, 2014 software business Read more

TimeKeeper Server

yodaiken July 9, 2012April 19, 2014 timekeeper Read more

Free software and newspapers

Folks who decry the idea of subscriber fees argue that paywalls won’t work, and that those who advocate for them, don’t understand the Internet. The opposite is true. These folks don’t understand the first thing about actual journalism. It costs

yodaiken May 28, 2012 software business Read more

Timestamp based reconciliation

Timestamp based reconciliation: This case differs from the previous one only in the reconciliation mechanism. In case of divergent versions, Dynamo  performs simple timestamp based reconciliation logic of “last write wins”; i.e., the object with the largest physical timestamp value is chosen as the correct

yodaiken April 19, 2012April 19, 2014 timekeeper Read more

Murdoch strikes against copyrights

The witnesses allege a software company NDS, owned by News Corp, cracked the smart card codes of rival company ONdigital. ONdigital, owned by the ITV companies Granada and Carlton, eventually went under amid a welter of counterfeiting by pirates, leaving

yodaiken March 26, 2012April 19, 2014 business Read more
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