broken java networking

If your Java networking is broken and any traffic always
results in a "java.net.SocketException: Network is unreachable" error, then here comes a quick fix:

1. edit /etc/sysctl.d/bindv6only.conf
2. change value net.ipv6.bindv6only=1 into 0
3. invoke-rc.d procps restart

Volume too low with VIA

When your Linux box has a VIA motherboard and the sound is too low you might want to configure Via DXS sliders in alsamixer. Debian people read bug #532613.

FileNet GUID Regular Expression

That's the regexp to match a GUID:

"^(\{{0,1}([0-9a-fA-F]){8}-([0-9a-fA-F]){4}-([0-9a-fA-F]){4}-([0-9a-fA-F]){4}-([0-9a-fA-F]){12}\}{0,1})$"