mdlbear: blue fractal bear with text "since 2002" (Default)
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A good day. I continued to be cheerful -- it's been a week now that my mood has been noticably above neutral. I'm told I should simply enjoy it and not worry about the reasons; I suppose the Centipede's Dilemma is a good reason for that.

I took a walk that was considerably shorter than usual, but also faster: fast enough for what I think was a decent cardio workout. I had to slow down toward the end, because I was definitely feeling it in the legs. The book Fitting In Fitness, which I finished a couple of days ago, suggests taking one's exercise in three 10-minute chunks instead of a solid half-hour. Hmm.

My weight was down, too, for the first time in over a week. Probably either the increased exercise, or the lighter-than-usual lunch (prunes and beef jerky). I'm not complaining.

(9:45) Almost forgot -- I got up and tried to distract a crying baby in the Kaiser waiting room while her mother was signing in. I was only partly successful, but had a nice little conversation with the mother. Fun!

Two insights. The first was that what I've spent on family members' air travel this month has been less than I'd been paying on my Honda (which I finally paid off a few months ago). The second, much geekier but more amusing, is that you can fit three SHA-1 hashes and some type information into a Twitter post with room to spare. So you can implement LISP.

(defun cons (a d)
  (let (c (concat "(" a "." d ")"))
       (post twitter (concat c "=" (sha1 c)))
       (concat "cons." (sha1 c))))

The definitions of intern, equal, and eval are left as an exercise for the reader.

The day's hot links are Linux Owns 1/3 of the Netbook Marketshare - Gizmodo, Memories of a paywall pioneer (from If You Make A Mistake With A Paywall, It Can Linger For A Long Time on Techdirt), Resources for Introverts & Fighting Loneliness, and The Eensie-Weensie Spider (TTTO "The Mary Ellen Carter").

mdlbear: (hacker glider)

From Don Simpson (via email) comes this intriguing article on images hidden in the spectrograms of audio tracks. I hadn't thought of it, but it's perfectly straightforward mathematically. You have time on the X axis, and frequency on the Y axis: take your image, string together the inverse FT of each vertical stripe, and there you have it.

Hmm.

mdlbear: (spoiler)

If you're worried about HP7 spoilers, you might be interested in Sneakoscope, a Firefox extension that attempts to hide them from you. It won't protect you against spoilers in images, however.

(From docbug.)

mdlbear: (debian)
This is one of the coolest hacks of all time. Browse to goodbye-microsoft.com, and click on the Debian logo image. It will download a Windows executable. Hopefully you are not so foolish as to allow IE to run programs you download off the internet without an explicit double-click, so go ahead and double-click it. It will ask you whether to run the graphical or text-based installer, download the appropriate one for your CPU, set it up as an option in the (Windows) boot manager, and triggers a reboot.

At this point you have the choice between restarting your stupid old Windows, or booting into the clever and friendly Debian installer. You can even make your system dual-boot. You might want to make backups first, unless it's a brand-new machine.

Ubuntu users can use the somewhat similar install.exe, which downloads Ubuntu using bittorrent and installs it into an image file so that you don't even have to repartition your disk.
mdlbear: blue fractal bear with text "since 2002" (Default)
KLone - Embedded Web Server and SDK
KLone is a fully-featured, multiplatform, web application development framework, targeted especially for embedded systems and appliances.

It is a self-contained solution which includes a web server and an SDK for creating WWW sites with both static and dynamic content. When using KLone, there's absolutely no need for any additional component: neither the HTTP/S server (e.g. Apache, Netscape, Roxen), nor the typical active pages engine (PHP, Perl, ASP, Python).

KLone does everything, and does it fast and small.

KLone blends the HTTP/S server application together with its content and configuration into a single executable file. The site developer writes his/her dynamic pages in C/C++ (in usual scripting style: <% /* code */ %>) and uses KLone to transform them into embeddable, compressed native code with the native C/C++ compiler. The result is then linked to the HTTP/S server skeleton to obtain one single, ROM-able, binary file.
They don't call it "C server pages", but that's what it is.

Brilliant!

2006-05-12 08:10 pm
mdlbear: (hacker glider)

If you have a lot of stuff that always travels around with your laptop, this is a good way to organize it. (From Make: blog.)

My current planning for the recording rig, however, is more along these lines. Roberts uses a polycarbonate substrate; I found some PVC (I think) "corrugated" plastic at the local art supply place, after seeing it in action on a lawn sign for a friend, George S. Cole, who's running for Superior Court Judge in Santa Clara County (yes, that's a plug).

The basic idea for the recording rig is to cut a piece of the corrugated plastic board that fits into a small rolling suitcase, and attach my recording computer, the M-Audio Omni I/O (preamps, headphone amps, and breakout box), a power strip, and all the associated wall warts. I can then drop it into the suitcase along with a laptop, cables, and microphones for field recording, or pull it out and plug in the X terminal and stack of tube preamps I use in the "studio".

mdlbear: blue fractal bear with text "since 2002" (Default)

That's SNAil-based data transfer Protocol, of course -- it's done using a snail-pulled chariot with DVDs for wheels. Once you fill up the pipe with one snail per second, you get a sustained transfer rate of 37Mbps. Until you run out of lettuce, of course. And the latency is, um, considerable.

(from BoingBoing)

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