keys

Java ConcurrentHashMap get() Method The get() method of ConcurrentHashMap class returns the value to which the specified key is mapped, or null…

Java ConcurrentHashMap hashcode() Method The hashcode() method of ConcurrentHashMap class returns the hash code value for this Map, i.e., the sum of,…

Java ConcurrentHashMap keys() Method The keys() method of ConcurrentHashMap class returns an enumeration of the keys in this table. Syntax public Enumeration…

Java ConcurrentHashMap keySet() Method The keySet() method of ConcurrentHashMap class returns a Set view of the keys contained in this map. The…

Java ConcurrentHashMap clear() Method The clear() method of Constructor class removes all of the mappings from this map. Syntax public void clear()…

Java ConcurrentHashMap mappingCount() Method The mappingCount() method of ConcurrentHashMap class returns the number of mappings. The value returned is an estimated value;…

Python Dictionary items() Method Python item() method returns a new view of the dictionary. This view is collection of key value tuples.…

Python Dictionary keys() Method Python keys() method is used to fetch all the keys from the dictionary. It returns a list of…

Python Dictionary pop() Method Python pop() method removes an element from the dictionary. It removes the element which is associated to the…

Python Dictionary popitem() Method Python popitem() method removes an element from the dictionary. It removes arbitrary element and return its value. If…