Nearly everything in node uses callbacks.
Here is one of the simplest possible node modules: package.
Ramhani then altered the painting, replacing police with gorillas, mocking the establishment and becoming a symbol of the Egyptian protest against military power.
In a style not dissimilar to Pop Art, the works of Zakaria Ramhani are often politically motivated and therefore controversial.
Then you can call the function whenever you want to run your code.
It's not just Debian that does this.
Hand in Hand is an abstract work or calm blue and turbulent orange.
The harsh brown thorns protrude from the soft cotton surface evoking pain of the present and pain of the past through the skin-like surfaces.