Guy Kawasaki’s Art Of The Start presentation
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
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
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 [...]
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 [...]