No, no, no, no a billion times no to this absolutely not no The moment you give your resignation, there are good odds your company will say "we accept your resignation effective immediately. Goodbye." Sometimes it's a blanket company policy to do this, sometimes it's because they know you're going to a competitor and they don't want you to start training for your new job, sometimes they were on the fence about you st…
I love when someone has an experience which is rather unique to them (or at least definitely not universal) and vehemently shouts in absolutes. I definitely agree with the article. I've given extended notice for many jobs I've left (again, usually on the order of several months). I had a good relationship with my manager, and I like to leave stuff "tied up with a bow". Similar to the experience in the article, it was…
Risk isn't just about the likelihood, it's also the outcome.
Even if your manager loves you to death and there's just a .1% chance you misread the situation and your early notice goes wrong... the result of that .1% occurrence could be disastrous.
On the other hand, if a 2 week notice is likely to screw over your team, that's a sign of a bad employer. If 2 full weeks of notice isn't enough to stabilize things enough for you to leave on good terms, what happens if you're injured tomorrow?
2 weeks notice is good. The most you should do earlier than 2 weeks is start documenting the unwritten parts of your process and start getting others to understand those. A good manager will enable that without you saying you're walking out the door.