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Communications of the ACM

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The blog archive provides access to past blog postings from Communications of the ACM and other sources by date.

December 2009


From Computational Complexity

How to tell how good a TV show is

(This is my last blog of the year. Lance will interupt his blog sabbatical to do an END OF THE YEAR blog later.)

The TV show MONK recently finished its 8th and final season. My wife and I are big fans and have seasons 1-7…


From The Eponymous Pickle

Virtual Gifts do Better than Banner Ads

Virtual Gifts do Better than Banner Ads

So called 'virtual gifts', which are basically ads that are passed along in social networks, appear to be more effective than banner ads. Some good examples and specifically how this method works via Facebook, by increasing the…


From Schneier on Security

Howard Schmidt to be Named U.S. Cybersecurity Czar

Howard Schmidt to be Named U.S. Cybersecurity Czar

I head this rumor two days ago, and The New York Times is reporting today.

Reporters are calling me for reactions and opinions, but I just don't know. Schmidt is good, but I don't know if anyone can do well in a job with lots…


From Computer Science Teacher - Thoughts and Information From Alfred Thompson

Women and Computer Science

Women and Computer Science

The Internet was a buzz last week with reports of a study done on the effects of environment on women’s interest in computer science. (Links to articles below) While we’ve been talking about how the atmosphere in a computer lab…


From The Eponymous Pickle

WolframAlpha Year-end Update

WolframAlpha Year-end Update

An update on what WolframAlpha has done and plans to do in the coming year. I like their direction, but they still have far to go. They have very impressive demonstrations, but the few times I thought of them for a piece of analysis…


From The Eponymous Pickle

Auto Wifi

Auto Wifi

Wired view of the current state of using cars as mobile hotspots and their planned usage. New specific work by Ford is detailed. I am less interested in how I could run wifi in a car than allowing a car to autonomously integrate…


From Computer Science Teachers Association

Keeping Advanced Students Challenged

Keeping Advanced Students Challenged

How do you keep your advanced students challenged? My school is a magnet school for 11th and 12th grade students who excel in math and science. Every junior takes computer science. Despite the fact that they are all exceptional…


From The Eponymous Pickle

Groundswell on Social Tech

Groundswell on Social Tech

I saw this Forrester/Groundswell post on the growth of social tech lately, it describes the participation growth from 2007-2009 based on Forrester's useful classifications: creators-critics-collectors-jointers-spectators-inactives…


From Schneier on Security

Santa's Naughty

Santa's Naughty

This is very serious.


From Michael Nielsen

Biweekly links for 12/21/2009

Biweekly links for 12/21/2009

Preskill Lecture Notes on Quantum Field Theory

I’ve just dipped in here and there, but these are great. Don’t miss the link to the notes on general relativity, all the way at the bottom of the page. And, of course, there’s John’s…


From Schneier on Security

Defeating Microsoft BitLocker

Defeating Microsoft BitLocker

Defeating BitLocker, even with a TPM.

Related.


From The Female Perspective of Computer Science

End of Term Bliss

End of Term Bliss

I finally finished my last projects for school this weekend. In fact, I was half an hour late to our CU-WISE potluck dinner organized for execs and officers because I packaging up my project to send to my professor after waiting…


From Wild WebMink

? Public Information

? Public Information

I've no comment on whether this is good or bad, but it's worth keeping in mind that under a draconian global copyright enforcement regime, it…


From The Noisy Channel

Blogs I Read: UXmatters

Blogs I Read: UXmatters

One of my favorite resources for learning about user experience is the UXmatters blog. This group blog boasts a set of authors that represent a diverse collection of industry practitioners (and one academic) and offer concrete…


From Daniel Lemire's Blog

My Best Blog Posts (2009)

My Best Blog Posts (2009)

As year 2009 comes to an end, I selected a few of my best blog posts. Database, compression and column stores:

More database compression means more speed? Right? Trading compression for speed with vectorization Column stores…


From The Eponymous Pickle

Decline of RSS Readers

Decline of RSS Readers

In ReadWriteWeb, a look at the decline of RSS readers. I still use them, but agree I see them used less and less either in or outside of the enterprise. There is talk of other capabilities, notably Facebook and Twitter, overtaking…


From The Eponymous Pickle

Digital Building Data Delivery

Digital Building Data Delivery

Brought to my attention: Archaio ' ... Our expertise is delivering software that accurately depicts building data and automated decision support tools to improve building management and response operations. We are the global…


From The Eponymous Pickle

User Experience Matters

User Experience Matters

In the Noisy Channel, a look at the UXmatters Blog. ' ... user experience is


From The Eponymous Pickle

How Big is the Internet

How Big is the Internet

Gizmodo graphically looks at how big the Internet has become. It is staggering. -


From The Eponymous Pickle

Inner CEO

Inner CEO

Alan Cox posts a review of his book: Your Innner CEO, which I recall being a good read. His unusual blog is also worth a look.


From The Eponymous Pickle

Net Neutrality and Tech Implications

Net Neutrality and Tech Implications

In E-Commerce Times, an interesting view of net neutrality, in particular how ultimately other devices in the consumers home, like the set-top-box, will start to play: Net Neutrality, VoIP and the First AmendmentNew developments…


From The Eponymous Pickle

Global Economy as Physics problem.

Global Economy as Physics problem.

Worth a look, though I have been weary of such simplifications since the Club of Rome.


From Putting People First

Slaves of the feed

Slaves of the feed

Thomas Petersen, co-founder and partner of Danish digital creative agency Hello, reflects on the experience and design implications of the exponential growth of information. “Constantly checking our feeds for new information,…


From The Computing Community Consortium Blog

Report on the Cross-layer Reliability Visioning Study Group

Report on the Cross-layer Reliability Visioning Study Group

The Cross-layer Reliability Visioning Study Group met October 29-30 at the IBM Austin Research Center in Austin, Texas. This was the third of three scheduled meetings focused on the growing challenges imposed by changes in device…


From Schneier on Security

Friday Squid Blogging: Squid Mosaic

Friday Squid Blogging: Squid Mosaic

Neat.


From Schneier on Security

Yet Another Schneier Interview

Yet Another Schneier Interview

This one for ZDNet.uk.


From My Biased Coin

Text-book Algorithms at SODA (Guest Post, Mikkel Thorup)

Text-book Algorithms at SODA (Guest Post, Mikkel Thorup)

Mikkel Thorup sent in the following guest post:Text-book algorithms at SODAThis is a pitch for promoting good text-book algorithms at SODA. Erdos promoted book proofs, but book algorithms are in some sense far more important…


From Schneier on Security

Live Face-Off with Marcus Ranum at ISD

Live Face-Off with Marcus Ranum at ISD

Here are the six links to the face-off Marcus Ranum and I did on stage at the Information Security Decisions conference in Chicago.


From BLOG@CACM

Inside an Effective Computer Science Classroom

Inside an Effective Computer Science Classroom

A discussion of Guy Claxton's "What's the Point of School" book and how it relates to CS.


From Michael Nielsen

Biweekly links for 12/18/2009

Biweekly links for 12/18/2009

Shtetl-Optimized » Blog Archive » Hopefully my last D-Wave post ever

Scott, in full ironic mode, proposes a crowdsourcing project that could really take off: “Yes. I concede! D-Wave wins, and I hereby retire as skeptic. So…