Monthly Archives: September 2011

Denormalisation aggregate function for Postgresql

Posted on September 27, 2011 by ejrh

A handy function that can be used to build vectors from tables.

Posted in Programming | Tagged | 1 Comment

Time for a vacuum?

Posted on September 23, 2011 by ejrh

A graph of CPU, Motherboard and Graphics card temperatures so far this year. Since getting this machine I’ve been collecting hardware measurements from it. I thought I should try to see if there are any trends developing.

Posted in Hardware | Tagged , , | 1 Comment

Output synchronisation in Python

Posted on September 18, 2011 by ejrh

A simple trick to making print more atomic.

Posted in Programming | Tagged , | 1 Comment

Syntax highlighting Prolog

Posted on September 16, 2011 by ejrh

Just some followup comments on the previous post.

Posted in Programming, Reflections | Tagged , , , | Leave a comment

QuantCup challenge 1 conclusion

Posted on September 14, 2011 by ejrh

The QuantCup challenge I previously posted about has finished.

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Prolog and the Einstein puzzle

Posted on September 13, 2011 by ejrh

My attempt at solving the “Einstein Puzzle”, seen recently on Reddit’s /r/math.

Posted in Math, Programming | Tagged , | 2 Comments

Method polymorphism in C

Posted on September 10, 2011 by ejrh

An overdue post on polymorphism, which in C amounts to the ability to call a method on an object without knowing what the implementation is.

Posted in Higher-level C | Tagged , , | 2 Comments

Code and other free stuff

Posted on September 6, 2011 by ejrh

I’m putting more of it on the web.

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SQL laziness

Posted on September 6, 2011 by ejrh

A small, but cathartic, rant on what’s irritating me today.

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