Mental atrophy in the valley
I feel like I can totally relate to this guy !! (from http://symbo1ics.com/blog/?p=1803) A half a decade ago, I could dive with you to the penetralia of convergence theorems of hypergeometric series…
On static/dynamic typing
From http://symbo1ics.com/blog/?p=1495 I now realise that there are several issues conflated into a false dichotomy of static/dynamic. 1. type expressivity (ML, Haskell, and Scala even more so) 2.…
Defstruct and Defclass as macros
The SBCL version (macroexpand-1 '(defstruct spoint (x y))) (PROGN (SB-KERNEL:WITH-SINGLE-PACKAGE-LOCKED-ERROR (:SYMBOL 'SPOINT "defining ~…
(Untitled)
C and C++ are firmly stuck in the early 80’s as far as processor design is concerned. Common Lisp never was stuck anywhere in the first place, which means it has had a hard time sticking to something…
Fixing a SLIME/Swank version problem
Installing a bunch of packages willy-nilly resulted in this configuration problem for me: starting slime resulted in this frustrating error message: Versions differ (2014...) slime vs (2009...) swank…
Capitalizing words; the flexible format directive
From an exercise in the second chapter of PAIP. This takes a list of words and prints them in a list, with the first one capitalized. (defun print-words (wordlist) (format t "~&~@(~A~) &…
Defstruct vs Defclass: a 2x difference
I created a million instances of each (the structure spoint, and the class point), with randomized members, and the former took about 50 milliseconds, while the latter took about 100 milliseconds. Wit…
So much for the AllegroCL trial
I suppose it's worth learning anyway, it seems to give a very precise control over compilation, has a bunch of libraries and is very well documented. Also, an email to [email protected], which tur…
AllegroGraph: Getting Started
I'm following along with Mark Watson's excellent book on using AllegroGraph, but the automated install mentioned at the beginning didn't work for me. While I figure this out, the followin…
(Untitled)
this http://xach.com/naggum/articles/[email protected]…
(Untitled)
Dr. Jans Aasman, CEO of Franz stated, “Some people have asked, ‘Why not do this on a distributed cloud system with Hadoop?’ The quick answer: NoSQL databases like Hadoop and Cassandra fail on joins. B…
W3m with Emacs on OSX
Why would you want to do this? (You probably don't :P) In my case, I have a similar setup on a Linux box, and I like consistency, so ... * Get w3m. I used MacPorts, you can use brew, it's r…