How to reverse a string in java | java reverse string – Best Tips

how to reverse a string in java, we will discuss different techniques to reverse a string in this article. As we all know that String is made from characters. And we know that it is the most used data structure. it is the object which stores the data in the character Array. Basically, we can … Read more

How to Iterate Hashmap in java – Best 5 ways

How to Iterate Hashmap in java, As we all know hashmap is a collection class which extends the map interface. Generally, We use the Iterator for iterating over the collections object but in the case of a map, we can not use Iterators directly. Because the map Interface is not a part of the collection. … Read more