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First post from the treo 700p. Pretty nice.
- jim 6-18-2006 2:36 am [link] [add a comment]

On search bots and binary trees:

2,147,483,647 web pages ('nodes') were numbered and arranged in a binary search tree.... For each page the traffic of the three major search bots (Yahoo! Slurp, Googlebot and msnbot) was monitored over a period of one year (between 2005-4-13 and 2006-4-13).... Every node shows an image of three trees. Each tree in the image visualises which nodes are crawled by each search engine. Each line in the image represents a node, the number of times a search bot visited the node determines the length of the line.

- jim 6-07-2006 10:58 pm [link] [add a comment]

Wired has an article on Ettus Research and their $550 USRP. From the Ettus website:

The Universal Software Radio Peripheral, or USRP, is device which allows you to create a software radio using any computer with a USB 2 port. Various plug-on daughterboards allow the USRP to be used on different radio frequency bands. Daughterboards are available from DC to 2.9 GHz at this time. The entire design of the USRP is open source.
The USRP works with GNU Radio, a free-software (open source) framework for the creation of software defined radios.


I've written before about software defined radio. Nice to see it actually getting out into people's hands.
- jim 6-06-2006 1:44 am [link] [add a comment]

A howtoforge.com article on installing mod_cband bandwidth limiting module for Apache 2. Great! I've been waiting for some bandwidth limiting module to step up (and for someone to write a nice clear installation article.) This is one of the things I feel like I lost by going with Apache 2 over 1.3 - the older version had much better bandwidth limiting modules. But hopefully that is no longer the case. This gets moved way up towards the top of the list.
- jim 6-01-2006 8:51 pm [link] [5 comments]

Supposedly Nokia is releasing an S60 Symbian port of the Apache webserver, along with a gateway that will allow for the addressing of a mobile webserver with a regular web address (URI.) Wow. To me that's some sort of geek litmus test - if you really want to run a webserver on your phone you are a geek. Or at least a web geek. Sign me up. I want a Symbian phone so bad, but the new models take so long to reach the U.S. I will never understand the wireless carriers here. You couldn't move any more slowly if you tried.
- jim 6-01-2006 7:35 pm [link] [add a comment]

I've written about Joi Ito before. He seems like a very interesting guy. It's sort of hard to figure out exactly what he does - I guess mostly because he does a lot of different things. But they add up to him being a very influential figure in the computer scene. He's an expert networker. He puts people together with other people, and money together with projects, and just generally seems to make things happen.

Interestingly, I never knew about his Tim Leary connection, but here is a post of his on the occasion of the 10th anniversary of T.L.'s death, which explains just how important that relationship was.
- jim 6-01-2006 7:24 pm [link] [add a comment]

Did they change a flight pattern this morning? It sounds like jets are roaring about 4 inches over my apartment. This is quite unsettling.
- jim 5-25-2006 5:30 pm [link] [9 comments]

Working on web feeds yesterday and today. This is really picky stuff. Very easy to make malformed xml. But I think I have all the main problems worked out.

But riddle me this - why does a link like this:

http://example.com/foo/bar/#123

not work in my feed reader (NetNewsWire), but this one does:

http://example.com/foo/bar#123

The first formation makes more sense to me since the 123 anchor is really attached to the implied index.html that would come after .../bar/ (i.e., .../bar/index.html#123 not /barindex.html#123) Neither way throws a parse error, but the first way just doesn't work as a link (I can click it, but it won't open in my browser,) while the second way works. Strange.

- jim 5-19-2006 8:10 pm [link] [add a comment]

This tip from a digg discussion just made me 12% more efficient when working in the bash shell:

...note that the most efficent way to search your history is to hit Ctrl R and type the start of the command. It will autocomplete as soon as there's a match to a history entry, then you just hit enter...
The internets are just full of useful information.

(bash is a unix shell. A shell session is where you interact with the command line - sort of like dropping into DOS and getting a C> from Windows, except better.)
- jim 5-18-2006 7:04 pm [link] [add a comment]

Palm finally announced the Treo 700p on Monday. Damn the cellphone industry takes *so* long to come out with new models. I just don't understand. This would have been a killer phone 8 months ago.

Sprint says they'll have it by the end of this month. I might have to get it because my habit of always waiting for the next thing is getting sort of annoying. On the other hand, the Nokia N93 will probably only be 1 month out at that point, so I might not be able to help myself.

The problem with the 700p is that besides the EV-DO (which, to be fair, completely rocks) it isn't really any better than the 650 which I could have bought like a year ago. So it kind of makes me feel like I waited for nothing. And strangely, this makes me want to not buy it and wait even longer.
- jim 5-17-2006 7:10 pm [link] [1 comment]

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