jackmaney

# Retrieves the home page of a project in PyPI, and opens that homepage in your default browser.
# This makes use of the PyPI JSON API: https://wiki.python.org/moin/PyPIJSON

function pypi_homepage() { curl -sL http://pypi.python.org/pypi/$1/json | \
python -c "from __future__ import print_function;import json;import fileinput;\
blob=json.loads(' '.join([x for x in fileinput.input()]));print(blob['info']['home_page'])"| xargs open ;}

jackmaney

implicit class Factorial(val n: Int) extends AnyVal{
  def `!`: BigInt = n match {
  case _ if n < 0 => throw new IllegalArgumentException()
  case 0 => 1L
  case _ => (1 to n).foldLeft(1L)(_*_)
  }
  }
defined class Factorial

@ 5!