addressed issue 1033, changed while to if in LinkedList and add new b…

…efore Array in HashTable constructor

src/data-structures/hash-table/HashTable.js

@@ -12,7 +12,7 @@ export default class HashTable {
    */
   constructor(hashTableSize = defaultHashTableSize) {
     // Create hash table of certain size and fill each bucket with empty linked list.
-    this.buckets = Array(hashTableSize).fill(null).map(() => new LinkedList());
+    this.buckets = new Array(hashTableSize).fill(null).map(() => new LinkedList());
 
     // Just to keep track of all actual keys in a fast way.
     this.keys = {};

src/data-structures/linked-list/LinkedList.js

@@ -101,7 +101,7 @@ export default class LinkedList {
 
     // If the head must be deleted then make next node that is different
     // from the head to be a new head.
-    while (this.head && this.compare.equal(this.head.value, value)) {
+    if (this.head && this.compare.equal(this.head.value, value)) {
       deletedNode = this.head;
       this.head = this.head.next;
     }