jk195417

var redis = require("redis");

// open connection
var redis_url = "redis://password@host:port"
var sub = redis.createClient(redis_url)

// subscribe channel test
sub.on("message", function (channel, message) {
    console.log("sub channel " + channel + ": " + message);
});

jk195417

-- 6-5-1
insert into Product(pNo, pName, unitPrice, category)
	values('b10000', '總統之路', 300, 'Book' );
insert into Author(pNo, name)
	values('b10000', '陳水扁');
insert into Member(mid, pid, name)
	values('a00001', 'c1000000000', 'Mary');
insert into Browse(mid, pNo, browseTime)
	values('a00001', 'b10000', to_date('2003-04-05:09:00:08', 'YYYY-MM-DD:HH24:MI:SS'));

jk195417

var A = function() {}
A.prototype.value = 'a'
var B = function() {}
B.prototype = new A()
B.prototype.value = 'b'

new B().value // return 'b'

jk195417

{
  "size": {
    "width": 2500,
    "height": 843
  },
  "selected": false,
  "name": "default",
  "chatBarText": "功能選單",
  "areas": [
    {

jk195417

def content_filter(content)
  # remove url
  content = content.gsub(URI::DEFAULT_PARSER.make_regexp(['http', 'https']), '')
  # remove mentions
  content = content.gsub(/[bB]\d+/, '')
  # check not empty content
  raise 'no content' if content.blank?

  return content
end

jk195417

class LinkNode<TValue> {
  value: TValue;
  prev: LinkNode<TValue> | null;
  next: LinkNode<TValue> | null;

  constructor(value: TValue) {
    this.value = value;
  }
}