lu-zen

module default {
  abstract type Auditable {
    required property created_at -> datetime {
      readonly := true;
      default := datetime_of_statement();
    };
    property updated_at -> datetime {
      rewrite update using (
        datetime_of_statement()
      )

lu-zen

Keybase proof

I hereby claim:

• I am lu-zen on github.
• I am sirluis (https://keybase.io/sirluis) on keybase.
• I have a public key ASDn3B2-AsuUI9MAU17fNSuJKoW3L2k9kHCjut5FBZNKHwo

To claim this, I am signing this object:

lu-zen

This article has been given a more permanent home on my blog. Also, since it was first written, the development of the Promises/A+ specification has made the original emphasis on Promises/A seem somewhat outdated.

You're Missing the Point of Promises

Promises are a software abstraction that makes working with asynchronous operations much more pleasant. In the most basic definition, your code will move from continuation-passing style:

getTweetsFor("domenic", function (err, results) {
 // the rest of your code goes here.