Iterate or loop EnumMap using entrySet & forEach Java 8 (example)
Given an EnumMap containing key value pairs in java. EnumMap is specialized Map implementation, to use enum as key(s). Enum […]
Map
Iterate/ loop TreeMap collection of String Objects before & after java8 (example)
1. What is TreeMap collection in java? Given a TreeMap collection containing key value pairs. TreeeMap is Red-Black tree based
Create least recently used (LRU) cache in java using LinkedHashMap
LRU is one of the most popular caching algorithm. The items, which are least recently used are removed from the
Access order in LinkedHashMap using java (with example)
LinkedHashMap have following attributes: LinkedHashMap is Hashtable and LinkedList based implementation of Map interface. By default LinkedHashMap maintains the insertion order (i.e.
Insertion order in LinkedHashMap using java (with example)
LinkedHashMap has following attributes. LinkedHashMap maintains the insertion order. The default mode is insertion order. The order in which elements are
Put,Remove,Sort,iterate,Get methods of HashMap (example)
Given a HashMap, we will take an example to demonstrate Put,Remove,Sort, Iterate,Get,Contains, Clear etc. methods of HashMap.
putIfAbsent method of HashMap in java (with example)
HashMap is Hash table based implementation of the Map interface. HashMap provides constant-time performance for the basic operations (get and put). HashMap based
Sort HashMap by keys in java (ascending & descending order)
What is HashMap in java? HashMap is Hash table based implementation of the Map interface. HashMap provides constant-time performance for the basic operations
Remove elements/string objects from HashMap collection by key (Java/example)
HashMap is Hash table based implementation of the Map interface. HashMap provides constant-time performance for the basic operations like get & put. HashMap
Iterate /loop HashMap collection having string objects (Java8/ example)
1. What is HashMap collection in java? HashMap is Hash table based implementation of the Map interface. HashMap provides constant-time performance for the
Insert elements to HashMap collection in java (example)
Given HashMap collection in java, Add/insert/put element/String objects to HashMap using put,putAll & putIfAbsent method (java/ example/class hierarchy)