代码改变世界

Syntax highlighting in fenced code blocks

2016-07-08 10:30  Otis's Technology Space  阅读(532)  评论(0编辑  收藏  举报

Python

@requires_authorization
def somefunc(param1='', param2=0):
    r'''A docstring'''
    if param1 > param2: # interesting
        print 'Gre\'ater'
    return (param2 - param1 + 1 + 0b10l) or None

class SomeClass:
    pass
# note
>>> message = '''interpreter
... prompt'''

SQL

BEGIN;
CREATE TABLE "topic" (
    -- This is the greatest table of all time
    "id" serial NOT NULL PRIMARY KEY,
    "forum_id" integer NOT NULL,
    "subject" varchar(255) NOT NULL -- Because nobody likes an empty subject
);
ALTER TABLE "topic" ADD CONSTRAINT forum_id FOREIGN KEY ("forum_id") REFERENCES "forum" ("id");
-- Initials
insert into "topic" ("forum_id", "subject") values (2, 'D''artagnian');

/*
-- this line lacks ; at the end to allow people to be sloppy and omit it in one-liners
*/
COMMIT

Ruby

class A < B; def self.create(object = User) object end end
class Zebra; def inspect; "X#{2 + self.object_id}" end end

module ABC::DEF
  include Comparable

  # @param test
  # @return [String] nothing
  def foo(test)
    Thread.new do |blockvar|
      ABC::DEF.reverse(:a_symbol, :'a symbol', :<=>, 'test' + ?\012)
      answer = valid?4 && valid?CONST && ?A && ?A.ord
    end.join
  end

  def [](index) self[index] end
  def ==(other) other == self end
end

class Car < ActiveRecord::Base
  has_many :wheels, class_name: 'Wheel', foreign_key: 'car_id'
  scope :available, -> { where(available: true) }
end

hash = {1 => 'one', 2 => 'two'}

2.0.0p0 :001 > ['some']
 => ["some"]

HTML, XML

<?xml version="1.0"?>
<response value="ok" xml:lang="en">
  <text>Ok</text>
  <comment html_allowed="true"/>
  <ns1:description><![CDATA[
  CDATA is <not> magical.
  ]]></ns1:description>
  <a></a> <a/>
</response>


<!DOCTYPE html>
<title>Title</title>

<style>body {width: 500px;}</style>

<script type="application/javascript">
  function $init() {return true;}
</script>

<body>
  <p checked class="title" id='title'>Title</p>
  <!-- here goes the rest of the page -->
</body>