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Tech Tips

For any Technical Tips.

Top Tech Tips Articles

What is Two Pointer Approach?

The two-pointer technique is a foundational pattern for solving array, string, and linked-list problems in linear (or near-linear) time with constant extra space

A Structured Approach to Cracking Technical Interviews

A Structured Approach to Cracking Technical Interviews. how to prepare for Technical Interviews? Technical Interviews preparation guideline

Popular Topics

Git is an open-source distributed version control system.

git branch is a command used to manage branches

git pull is a command used to fetching changes form remote repo

Language-Concepts

This tag is used to understand a basic part of the language.

List of all git commands

GitHub is a web-based hosting service for software development projects that use Git for version control.

Java is a high-level object-oriented programming language. it's firstly released by Sun Microsystems in 1995. Use this tag when you're having queries using or understanding the language. This tag is also applicable to Java libraries and frameworks.

A HashMap is a data structure that stores key-value pairs using hashing for fast access, insertion and deletion. Keys are unique and each maps to exactly one value. It offers average O(1) time complexity for basic operations and is widely used for efficient lookups, caching and data mapping in applications.

Popular Articles

Static Class vs Singleton in C#

Static Class vs Singleton in C#: A Complete Deep Dive

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

Java Integer.MIN_VALUE

Integer.MIN_VALUE is a fundamental constant which denotes the smallest possible value that can be stored in an integer data type. It is defined under Integer class of Java.lang package

Top High-Level Design(HLD) Interview Questions 2025

Top High-Level Design(HLD) Interview Questions and answers, HLD QnA, HLD interview preparation

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 |

Maximum Product Subarray

Maximum Product Subarray, Find Maximum Product Subarray in an Array, Given an integer array arr, find a subarray that has the largest product,

List Handling in Java vs C# vs C++ – A Deep Comparison

List Handling in Java vs C# vs C++ A Deep Comparison, This comparison provides a full view java , c# and c++ List like data structures

Top 50 SQL Interview Questions and Answers (Beginner to Intermediate)

Top 50 SQL Interview Questions and Answers (Beginner to Intermediate). Top SQL Interview Questions for fresher. Frequently asked SQL interview questions with answers

Rotate an array of n elements to the right by k steps

Rotate an array of n elements to the right by k steps | right rotate the elements of an array | array rotate | rotate array by k step

Namespace in C#

namespace in c# | namspace concept in c# | c# namespace | c sharp namespace | what is namesapce and it's use cases | why should we use namespace

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