However, there are collection classes in Java that act like a Java array but resize themselves automatically. Any class that extends the List interface expands dynamically. Java arrays do not expand ...

Remove Java List duplicates through code The first two examples to solve this deduping problem use specialized Java components and APIs. However, it’s a fun exercise to just use the standard loop ...

We all know about the use of for loop and for each loop that is used to iterate all elements in list or collection but some time in case of n numbers of items loop traverse till nth item that is time ...

This way we can print the pascal's triangle using 2D array correctly because it is often confused by multiple of 11 which is not a correct method and it will not support after 5 rows.

Hi All, I have been trying to iterate through an Array List of items with {% for item in items %} syntax to no avail. Keeps throwing java.lang.UnsupportedOperationException at java.util.AbstractMap ...

As a type-safe program language, Java requires bounds checks of array accesses. Whenever an array element is accessed, a cmp (compare) instruction is executed to check whether the index value is ...