Risent Veber

history.pushState(null, document.title, window.location + '?name=good')

History.pushState(null, document.title, `${window.location}?playlist=${scName}`);

MyCarousel = (function(){
  elementsCache = {};
  
  function doInitJob(elem) {
    console.log("initializtion", elem); 
  };
  
  function doServiceJob(elem) {
    console.log("service", elem); 
  };
  
  return function(selector) {
    if (!elementsCashe[selector]) {
      elementsCashe[selector] = document.querySelector(selector);
      doInitJob(elementsCashe[selector]);
    } else {
      doServiceJob(elementsCashe[selector]);
    }
  }
})();

new Promise(function(resolve){
  setTimeout(function() {
    console.log(1);
    resolve();
  }, 1000);
}).then(function() {
  let nextPromise = new Promise(function(resolve){
    setTimeout(function() {
      console.log(2);
      resolve();
    }, 1000);
  });
  return nextPromise;
}).then(function() {
  let nextPromise = new Promise(function(resolve){
    setTimeout(function() {
      console.log(3);
      resolve();
    }, 1000);
  });
  return nextPromise;
}).then(function() {
   setTimeout(function() {
      console.log(4);
   }, 1000);
});

case DELETE_STRUCTURE_COUPLE:
      return {
        ...state,
        structure: objectPath.del(state.structure, action.level)
      };

var template = function(a) {
  var result = JSON.stringify(a);
  result = result.replace(/<%=(.+?)%>/g,'"+($1)+"');
  result = result.replace(/<%(.+?)%>/g,'";$1\no+="');
  return function(){
    return result;
  };
};

<select 
  ng-options="item as item.cat for item in Items | unique:'cat' track by item.cat" 
  ng-model="chooseCat">
</select>