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Mahfuzur Rahman

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HashMap Implementation for Java

HashMap is a dictionary data structure provided by java. It’s a Map-based collection class which is used to store data in Key & Value…

Aug 18, 2020

HashMap Implementation for Java

Aug 18, 2020

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Mahfuzur Rahman
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CodeX

Design a job scheduler

From Wikipedia,

Jul 12, 2021

Design a job scheduler

Jul 12, 2021

Mahfuzur Rahman

Sort color: Leetcode solution

Given an array nums with n objects colored red, white, or blue, sort them in-place so that objects of the same color are adjacent, with the…

Oct 11

Sort color: Leetcode solution

Oct 11

Mahfuzur Rahman

How to Create a Custom Priority Queue in Java: Building One with a Binary Max Heap

If you’ve been dabbling with algorithms for a while, you’ve likely heard of the mighty Priority Queue. It’s an essential tool in many…

Sep 19

How to Create a Custom Priority Queue in Java: Building One with a Binary Max Heap

Sep 19

Mahfuzur Rahman

Comprehensive Guide to Time Series Data Aggregation in Java

Welcome to our comprehensive guide on time series data aggregation in Java, with a focus on in-memory processing. Time series data, such as…

Apr 21

Comprehensive Guide to Time Series Data Aggregation in Java

Apr 21

Mahfuzur Rahman

The best secured password manager

There are lots of really good password managers available today. Some of them are

Jan 8

Photo by Miguel Á. Padriñán: https://www.pexels.com/photo/close-up-shot-of-keyboard-buttons-2882630/

Jan 8

Mahfuzur Rahman

Longest Palindromic Substring

Given a string s, return the longest palindromic substring in s.

Oct 13, 2022

Longest Palindromic Substring

Oct 13, 2022

Mahfuzur Rahman
in
CodeX

AVL (Balanced Binary Search Tree)

In our previous post, we have discussed binary search trees. We have checked out the insertion, deletion, and find operation for a BST.

Aug 6, 2021

AVL (Balanced Binary Search Tree)

Aug 6, 2021

Mahfuzur Rahman
in
Geek Culture

Binary Search Tree

A binary search tree is a tree data structure that stores values in two sub-tree of left and right.

Jul 27, 2021

Binary Search Tree

Jul 27, 2021

Mahfuzur Rahman
in
Geek Culture

Scale a real-time collaborative editor

In our previous post, we have developed a basic real-time collaborative application.

Jul 6, 2021

Scale a real-time collaborative editor

Jul 6, 2021

Mahfuzur Rahman

Mahfuzur Rahman

he/him

Software developer passionate about problem-solving and creating impactful solutions. Driven by curiosity and a love for exploring new ideas and creativity.

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