From the monthly archives:

October 2009

No module named _multiprocessing

October 26, 2009

I’m getting back into appengine at the moment, and I came across this error:
No module named _multiprocessing
A google search turned up this error report:
http://code.google.com/p/googleappengine/issues/detail?id=1504
which lead to this post:
http://code.google.com/p/soc/wiki/GettingStarted

The problem was of-course, that I was using Python 2.6 instead of 2.5.
I love Linux, the solution is trivial:
The workaround for this is to install Python 2.5 [...]

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Amazon web services via Grails

October 10, 2009

I just recently noticed that Amazon have changed the way you invoke their Product Advertising API - you now need to sign requests as described in the Example REST Requests.
I obviously haven’t been reading my emails, since the first clue came when I saw:
<Error><Code>MissingParameter</Code><Message>The request must contain the parameter Signature.</Message></Error>
Luckily, they have a java example [...]

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Locked subversion working copy

October 9, 2009

I don’t know how it happened, but my local working copy got locked. This meant that every time I tried to commit, I got a ‘working copy is locked’ error.
The solution was easy, after I found a reference in the FAQ:
svn cleanup <directory>

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Default open action for Ubuntu

October 9, 2009

Something happened on my Ubuntu install sometime which meant that double clicking on an HTML file resulted in the file being opened by gedit. Not really what I wanted. I started looking through the GNOME system menu (Preferences and Administration) to find how to change the default action - but that turned out to be [...]

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