Hôm nay chúng ta đã học được:

  1. That contempt of others is the easiest way to be noble. I should not respect other people because of their contempt.
  2. Set is a new object type in ES6(ES2015) allow to create collections of unique values.
  3. from wordpress.com that do not force user to do something that not benefit them or they will leave you.
  4. In PHP, DateTime('first monday of 2017-02'). If the word ‘of’ missing, result will not correct.