DevBrainiac Web Image
Articles
MCQ
SQL
Questions
Creatives
Tools
Tags
Jobs
Community
LogIn
I don't have account.

Two Pointes

It is a tech to solve coding problems.

Top Two Pointes Articles

Length of the Longest Substring Without Repeating Characters
Length of the Longest Substring Without Repeating Characters | Given a string str find the length of the longest substring without repeating characters | find the length of the longest substring without repeating characters in a given string |
Remove Duplicates from Sorted Array II
Given a sorted integer array in ascending order , remove all duplicates from this array so that each unique element appears at most twise in this array. also maintain relative order of the elements in array.
Remove Duplicates from Sorted Array
Given an integer sorted array (arr) in ascending order , remove all duplicates from this array so that each unique element appears only once in this array. also maintain relative order of the elements in array
Merge Sorted Array
You are given two integer arrays arr1 and arr2, sorted in accending order, and two integers m and n, representing the number of elements in arr1 and arr2 respectively. Merge arr1 and arr2 into a single array sorted in accending order.

Popular Topics

Popular Articles
Top C# Properties Interview Questions and Answers
Top C# Properties Interview Questions and Answers. Prepare for your next tech c# interview with these top c# interview questions and expert answers.
Master the Top Design Patterns for Interviews
Master the Top Design Patterns for Interviews With Real-World Examples | preparing for system design or LLD interviews, learning Design Patterns is essential.
How to Install and Run Docker on Amazon EC2 by yum
how to install docker on amazon ec2 instance. docker installation command on linux machine
Mastering the Template Design Pattern in C#
Mastering the Template Design Pattern in C#, Template Design Pattern in Depth: Structure, Use Cases and Best Practices
DSA Interview Coding Problems
Top DSA interview question | DSA Interview Question | DSA interview questions and answers | Data Structures and Algorithms | Data Structure Interview question | top companies interview question | most frequently asked interview questions | DSA interview coding problems | topic wise interview questions
Top High-Level Design(HLD) Interview Questions 2025
Top High-Level Design(HLD) Interview Questions and answers, HLD QnA, HLD interview preparation
C# Interview Questions and Answers I
Prepare for your next tech c# interview with these top c# interview questions and expert answers. Boost your confidence and crack c# interview.
Mastering React Hooks : The Complete Guide
Learn everything about React Hooks from useState and useEffect to custom hooks, performance optimization and real-world use cases. Ideal for beginners to advanced developers.
Low-Level Design Interview Preparation Guide
LLD interview preparation Guideline
System Design Interview Questions
System Design Interview Questions | System Design Interview Questions for Freshers | Job Interview System Design Questions | Practice with common System Design Interview Questions | Top companies System Design Interview Questions | Frequently asked System Design Interview Questions

Most Popular Tools

Explore our top online tools including a blank page for notes, a QR code generator, word counter and collaborative editor. These free, easy-to-use utilities help you write, analyze, share and organize content faster. Perfect for developers, creators and students to streamline everyday digital tasks efficiently.

Blank Page

Create a blank canvas for your ideas, notes or sketches. Use this tool for rough work and jotting down your thoughts

QR Code Generator

A QR Code Generator is a tool that instantly converts text, URLs or other data into a scannable QR code. Users can create custom QR codes for websites, contact info or messages. It's commonly used for quick access, sharing and printing without needing a backend or complex setup.

Word Counter

Perform various string operations like counting characters, words or letters.

Collaborative Editor

Collab Editor is a powerful, free-to-use online platform that lets you collaborate in real-time. Whether you re working on documents, brainstorming idea, or discussing projects etc