addyosmani

// Example 1
mediator.name = 'Doug';
mediator.subscribe('nameChange', function(arg){
     console.log(this.name);
     this.name = arg;
     console.log(this.name);
});

mediator.publish('nameChange', 'Jorn');

paulmillr

.border-radius (@radius) {
  -webkit-border-radius: @radius;
  -o-border-radius: @radius;
  -moz-border-radius: @radius;
  -ms-border-radius: @radius;
  border-radius: @radius;
}

.user-list {
  // need to use special `.` syntax

thebyrd

// Make it Nasty

function increment (i) {
  i ^= (i & ~-~i) | (~i & -~i)
  return i
}