DEV Community

Abhishek Kumar profile picture

Abhishek Kumar

I am a skilled Java React Full Stack Developer with over 8 years of experience in building dynamic web applications. With expertise in Java, ReactJS.

Joined Joined on 
Implement a small program using PriorityQueue to simulate a job scheduler.

Implement a small program using PriorityQueue to simulate a job scheduler.

Comments
2 min read
Write a Java program to count the frequency of characters in a string using HashMap.

Write a Java program to count the frequency of characters in a string using HashMap.

Comments
2 min read
Create an ArrayList, HashSet, and HashMap, and perform basic operations like adding, removing, and iterating.

Create an ArrayList, HashSet, and HashMap, and perform basic operations like adding, removing, and iterating.

Comments
2 min read
Differences between Set and List in Java

Differences between Set and List in Java

Comments
4 min read
Internal Working of HashMap

Internal Working of HashMap

Comments
5 min read
Internal Working of Collections:

Internal Working of Collections:

Comments
4 min read
Common Methods & Performance of Java Collection Implementations

Common Methods & Performance of Java Collection Implementations

Comments
4 min read
Key Implementations of Java Collection Interfaces

Key Implementations of Java Collection Interfaces

Comments
3 min read
Overview of Java Collection Interfaces

Overview of Java Collection Interfaces

Comments
4 min read
Java Introduction problems found on platforms like HackerRank

Java Introduction problems found on platforms like HackerRank

Comments
3 min read
String Handling in Java: Immutability of Strings, `StringBuilder` vs. `StringBuffer`

String Handling in Java: Immutability of Strings, `StringBuilder` vs. `StringBuffer`

Comments
5 min read
Memory Management in Java: Stack vs. Heap & Garbage Collection

Memory Management in Java: Stack vs. Heap & Garbage Collection

Comments
4 min read
Control Structures in Java

Control Structures in Java

Comments
3 min read
Why `null` is Allowed for Wrapper Classes but Not for Primitives

Why `null` is Allowed for Wrapper Classes but Not for Primitives

Comments
2 min read
A program that demonstrates autoboxing and unboxing with ArrayList and arithmetic operations.

A program that demonstrates autoboxing and unboxing with ArrayList and arithmetic operations.

Comments
1 min read
Primitive Types vs. Wrapper Classes

Primitive Types vs. Wrapper Classes

Comments
2 min read
Day 1: Core Java Fundamentals & Collections Framework

Day 1: Core Java Fundamentals & Collections Framework

Comments
3 min read
ReactJS Design Patterns: Writing Robust and Scalable Components

ReactJS Design Patterns: Writing Robust and Scalable Components

Comments
5 min read
ReactJS Best Practices: Writing Clean and Efficient Code

ReactJS Best Practices: Writing Clean and Efficient Code

Comments
4 min read
Understanding Reconciliation and the Virtual DOM in React

Understanding Reconciliation and the Virtual DOM in React

Comments
4 min read
Understanding the Nuances of ReactJS

Understanding the Nuances of ReactJS

1
Comments
3 min read
loading...