Tadek’s Blog

As simple as that:
cat id_*.pub | ssh servername “cat >> ~/.ssh/authorized_keys”

Screwing directories and files with setgid bit:
chmod -R 2775 photos

Fixing file permissions with find:
find . -type f -exec chmod 664 {} ‘;’

Just a few links:

PNG-24 Alpha Transparency With Microsoft Internet Explorer 5.5 or better (MSIE 5.5+)

PNG Files Do Not show Transparency in Internet Explorer

PNG in Windows IE

Here is a nice explanation and how to fix the problem:
LinuxQuestions.org- The iPod and the Penguin – LinuxAnswers

At the end, I enabled additional partiotion types and disabled the EFI. It seems to work now.
CONFIG_PARTITION_ADVANCED=y
CONFIG_MAC_PARTITION=y
CONFIG_MSDOS_PARTITION=y
# CONFIG_EFI_PARTITION is not set

sudo su db2inst

Stopping DB2:

db2 force applications all
db2stop force

Starting DB2:

db2start

(from one comment on postgresql.org):
“I never found a good use for NULLIF, until recently. Now I use NULLIF to guard against divizion by zero. This is what my typical aggregate query looks like:
SELECT COALESCE(SUM(cost), 0) / NULLIF(SUM(amount), 0) as average_price FROM sales”

SELECT COALESCE(description, short_description, ‘(none)’)

PostgreSQL: Documentation: Manuals: PostgreSQL 8.0: Conditional Expressions