Spring Boot Production Setup Checklist

Most of the Spring Boot applications run perfectly in local or in development, UAT and other environment But when it's being deployed in the Production is totally different; a lot of issues are coming, and due to that,  Produ…

Important Angular Questions

Angular important topics 1.  What is Angular? Answer:- 2.  What is Angular CLI? Answer :-   The  Angular CLI (Command Line Interface)  is a powerful tool that streamlines the development workflow for creating, building, testing, …

Program to find the occurrences of numbers in an array.

Problem:- Program to find the occurrences of numbers in an array. Input:-  {0, 1, 0, 3, 5, 4, 2, 1, 3} Output:-  0    ---->2 1    ---->2 3    ---->2 5    ---->1 4    ---->1 2    ---->1 Solution:-  package c…

Find the longest common prefix from the String array.

Problem:- Find the longest common prefix from the String array.  Input:-   { "javaprogramming" , "javadeveloper" , "javaprogrammer" , "javaarchitect" } Output:- java                        …

Program to find the sum of Integers from List.

Problem:- Program to find the sum of Integers from List.     package com.codeforsolution.logical.java8; import java.util.Arrays; import java.util.List; public class FindSumOfIntegers { public static void main(String[] args…

Find string or numbers using Start with and Contains

Problem:- Find all the numbers starting with 1 using Stream functions from the given list of integers? Solution:- package com.codeforsolution.logical.java8; import java.util.Arrays; import java.util.List; public class Number…

How to Iterate a HashMap in Java?

How to Iterate a HashMap in Java? There are many ways to iterate a HashMap in Java. Using an Iterator to iterate a HashMap. package com.codeforsolution.logical.java8; import java.util.HashMap; import java.util.Iterator; import …

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