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Postgresql connections refused because of too many connections

So I recently had a problem, where postgresql would run out of max concurrent connections .. and I wasn'T sure what caused it.

tryton -- ipython, proteus

So after being told on IRC that you can use (i)python and proteus to poke around a running tryton instance(thanks for that hint btw) I tried it and had some "fun" right away:
from proteus import config,Model
pcfg = config.set_trytond(database='trytond', config_file='/etc/tryon/trytond.conf')

gave me this:

Tryton Module Development

So I've finally got around to really start Tryton module dev to customize it to what we need.

SIP & STUN ..

Note to self .. it is not very useful when one leaves a (public) STUN server activated in a SIP client after changing it from using the VoIP Server's IP to the (internal) DNS .. leads to working signalling, but no audio ^^ - Took me a few days to figure out what had happened (including capturing stuff with Wireshark, ..)

django DurationField - (very) simple way to format (for template)

So I have a Django DurationField in my model, and needed to format this as HH:mm .. unfortunately django doesn't seem to support that out of the box.. after considering templatetags or writing my own filter I decided to go for a very simple alternative and just defined a method for this in my model: