Well, you’ll have noticed, in Germany the daylight saving time striked once again… as per Romain I was reminded that many people have a problem remembering when the time is changed in which direction, so here comes my mnemonic (“donkey bridge” 😉 ):
It’s just the same as with garden furniture. In summer you put them in front of your house, in winter you put them back in your cellar.
So this means the time was shifted back one hour from 3 am to 2 am this morning. The only thing when it gets weird if you have a computer which already did the change and something else stubbornly claiming nothing happened.
Ever thought that it would be cool to just collaborate with others while writing a document? Well ok, there are wikis but I mean real-time. Not that it’s new or anything (google docs, wave), but EtherPad recently became one of my favorites for this (thanks to Andreas Wagner).
It’s a no login website, you just need the URL and can start. You can host EtherPad yourself if you don’t trust the server.
It’s a great tool for brainstorming in a group (no more poor guy having to log everything, simply add it yourself), writing down some thoughts, coordinating things in a very interactive way.
Mozilla put up a public EtherPad, just try it here and don’t miss the cool time-slider.
Well, it happens every now and then, that someone finds a proof for a long standing theoretical problem.
This time it’s the famous P = NP or P != NP problem of computer science that Gecko pointed me to: