@PreConstruct and @PostConstruct annotation Spring Boot Example, @PostConstruct: This method is called after the Spring bean (in this case, ExampleBean) has been created and all de...

Demystifying hashCode() and equals(): The Backbone of Java Hash Collections, Collections Framework Essentials (8 Part Series) 1 Understanding ArrayList: Essential Knowledge for Int...

Trie Data Structure - Insert Operation, Introduction Trie is a special data structure in which we store the letters of the string. It is very much helpful in finding the longest pr...

Logging Best Practices Revisited,As I write this my interview on DevCentral hasn't started yet so if you subscribe to my blog or follow me on socials you might be able to catch it ...

Zenoti SDE-1 Interview Experience (2024), import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util....

Common Java Developer Interview Questions and Answers on multithreading, garbage collection, thread pools, and synchronization, Thread Lifecycle and Management Question: Can you ex...

Find the factorial of given number in Python,Method 1: Finding the factorial of a given number using for loop def factorial(number): output = 1 if number < 2: return output else...

Valid Palindrome, Instructions A phrase is a palindrome if, after converting all uppercase letters into lowercase letters and removing all non-alphanumeric characters, it reads the...

Implementing Linked Lists in Python,Generally, when studying data structures, we usually start with two types of common data structures: contiguous and linked. Each of them comes w...

Cracking OOP in Java: A PIE You’ll Want a Slice Of, OOPs Essentials (6 Part Series) 1 Cracking OOP in Java: A PIE You’ll Want a Slice Of 2 Abstraction: Decoding Abstract Classes ...

Java interview questions for 4 to 7 years experience,In this post, we will see Java interview questions for 5 to 6 years experience. When you have 5 years of experience as java dev...

Java Interview - abstract,Let's talk about the abstract keyword in Java and what can be asked during the Java interview related to abstract? Explain About Abstract Classes in Java?...