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Imagination is limitless. So is stupidity.

Guy Kawasaki’s Art Of The Start presentation

January 13th 2010 in Default

Just finished watching this presentation of Guy Kawasaki. Simple advice – whatever you do for a living – Watch It!

Also, if you can, grab a copy of his book The Art of the Start. It’s the best 200 pages of entrepreneur advices you can get.




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On my computer at work the pdf printer has been broken for a while and today, happily, I found a way to fix it.

Go to System → Administration → Printing and delete the pdf printer.
Create the ~/PDF folder if it does not exists
Run sudo aptitude reinstall cups-pdf to reinstall it.
Add a pdf printer again using [...]

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Problem

From time to time one needs to fetch a random row from a table in a db.

Solution

Take one

The “obvious” solution is to order by RAND() and get the first:

SELECT * FROM users ORDER BY RAND() LIMIT 1; /* Don’t do that */

It does the job, problem solved!

Well, no, not exactly! While it works, the [...]

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