snippets

# Rompere tasto back:
window.history.pushState(0, window.location.href);
window.onpopstate = function() {
  window.history.pushState(0, window.location.href);
};

- versione minificata (61 chars):
(onpopstate=Function('history.pushState(0,location.href)'))()

# Log stack trace in un punto
- versione minificata (76 chars):
(function F(f){f.caller&&F(f.caller);console.log(f.name)})(arguments.callee)

# solo le proprietà di un oggetto dei tipi primitivi
function toPrimitives(obj) {
  var o2 = {};
  
  Object.keys(obj).forEach(function(k) {
    if(typeof obj[k] !== 'object' && typeof obj[k] !== 'function')
      o2[k] = obj[k];
  });
  
  return o2;
}

# parsing cookies (ES5)
document.cookie.split(';').reduce((a,i)=>{a[(c=i.split('='))[0].trim()]=c[1].trim();return a},{})
# (ES6)
document.cookie.split(';').reduce((a,i)=>({...a,[(c=i.split('='))[0].trim()]:c[1].trim()}),{})