keys

Java ConcurrentHashMap computeIfAbsent() Method The computeIfAbsent() method of ConcurrentHashMap class computes its value using the given mapping function and enters it into…

Java ConcurrentHashMap newKeySet() Method The newKeySet() method of ConcurrentHashMap class Creates a new set backed by a ConcurrentHashMap from the given type…

Java ConcurrentHashMap computeIfPresent() Method The computeIfPresent() method of ConcurrentHashMap class computes a new mapping given the key and its current mapped value…

Java ConcurrentHashMap put() Method The put() method of ConcurrentHashMap class maps the specified key to the specified value in this table. Syntax…

Java ConcurrentHashMap contains() Method The contains() method of ConcurrentHashMap class tests if some key maps into the specified value in this table.…

Java ConcurrentHashMap putAll() Method The putAll() method of ConcurrentHashMap class copies all of the mappings from the specified map to this one.…

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…