Ciro Santilli @cirosantilli 37

Archive example: web.archive.org/web/20130726224338/http://librarianhelper.com/

As of 2020, there are no known eukaryotes which have never had mitochondria.

Known eukaryotes without mitochondria, which are very rare, have lost mitochondria they previously had.

Having mitochondria appears to be a requisite for being an eukaryote. This is one of the central thesis of Power, Sex, Suicide by Nick Lane (2006).

The mandatory xkcd: xkcd 927: Standards.

There is also a time-energy uncertainty principle, because those two operators are also complementary.

The unique group referred to at: every Lie algebra has a unique single corresponding simply connected Lie group.

Ciro Santilli thinks imperative programming is just a superset of functional programming where you can have state.

C and C++: OK, you're old before the Internet and compiled, forgiven.

Python: OMG, please, just make it work!!! Your are interpreted!!! You are a hot web technology!!! Node.js and Ruby are doing just fine, and Ruby is not newer than you!!! See also: pip.

Lists:

Strictly speaking, only defined for decision problems: cs.stackexchange.com/questions/9664/is-it-necessary-for-np-problems-to-be-decision-problems/128702#128702

so what's that point of "Open" in the name anymore??