Peter Christensen

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Installing CLISP, Emacs, and SLIME on Windows XP

May 16, 2008 by Peter 57 Comments

Until this week, I had been putting off setting up a CL/Emacs/SLIME environment from scratch ever since I had trouble getting ASDF to work with Lispbox. Every time I tried, I ran into some will-sapping problem like needing to find a good Windows … [Read more]

Ripping And Encoding Streaming RM, or How I Defeated RealPlayer

May 13, 2008 by Peter 4 Comments

I've known (and written about) MIT's OpenCourseWare project for a while but never gone through any of the courses. I've found the first one I want to work through on Data Wrangling's outstanding Hidden Video Courses in Math, Science, and Engineering … [Read more]

Some Links on Sleep, 5/14/08

May 12, 2008 by Peter 2 Comments

Some links I came across with a thorough, well researched view of sleep. Two articles, with key excerpts: Good Sleep, Good Learning, Good Life "...Myth: Since we feel rested after sleep, sleep must be for resting. Ask anyone, even a student … [Read more]

My Life, Told By Pins

May 11, 2008 by Peter Leave a Comment

As part of my husbandly duties on Mother's day, I did some cleaning and came across my pin collection. Yes, I went through a phase (that's apparently over - keep reading for details) where I would collect pins from the places I traveled to. I kept … [Read more]

Music Operates Directly On Your Abstract Syntax Tree

May 9, 2008 by Peter 3 Comments

I mentioned music in each of the last two posts as a digitizable creation that people enjoy enough to pay for. So what is it about music that is so great? I've been asking myself this question for years, and now seems like the time to try and … [Read more]

The Value is in the Experience

May 8, 2008 by Peter 7 Comments

I had great fun writing my last article "What Kind of Software Would People Actually Pay For?" because it helped me flesh out a lot of the ideas that had been swimming around in my head recently (actually for the last few years). And it actually … [Read more]

What Kind of Software Would People Actually Pay For?

May 5, 2008 by Peter 13 Comments

[UPDATE: See two update posts: "The Value in in the Experience" and "Music Operates Directly on Your Abstract Syntax Tree"] The "Free" Firestorm Hank Williams, my recent blogging buddy, lit the internet on fire recently with a series of posts … [Read more]

DropBox Makes Syncing Computers Painless

May 3, 2008 by Peter 1 Comment

I'm a cheap guy who doesn't like to spend money on software. I'm not totally against it, but I have awesomer stuff to spend my money on like diapers, mortgage payments, and $4 gas. I enjoy using free tools or trials offered by the software … [Read more]

Recap of 4/18/2008 Chicago Lisp Meeting

May 1, 2008 by Peter 1 Comment

I'm proud to report that the Chicago Lisp group is experiencing monthly membership growth of over 50%! If my math is correct, by this time next year we should have close to 2500 members. That should complicate venue planning :). … [Read more]

Announcing Intro to Lisp Workshop

May 1, 2008 by Peter 6 Comments

The first big project by the Chicago Lisp User Group is a half-day workshop to introduce Lisp and its goodness to other programmers. The primary audience is the Chicago Linux User Group but it open to everyone. This is the initial announcement and … [Read more]

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