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Visitor Pattern: Add New Operations to Object Structures Without Changing Them

Master the Visitor design pattern in Java with step-by-step implementation, clinic appointment management examples, and practical code for adding new…

May 11 • Shift Elevate

Queue

Manage Tasks in Order with FIFO

May 6 • Shift Elevate

April 2026

Array

The Foundation of Every Data Structure

Apr 28 • Shift Elevate

Singleton Pattern: Ensure Single Instance with Global Access

Master the Singleton design pattern with step by step implementation, database connection examples, and practical code for ensuring single instance with…

Apr 25 • Shift Elevate

Throttling Pattern: Controlling Request Rates for System Protection

Master the Throttling pattern with rate limiting algorithms, configuration strategies, with Java implementations for protecting systems from overload in…

Apr 10 • Shift Elevate

March 2026

Temporary Field: Extract Class Refactoring | Clean Code

Refactor the Temporary Field code smell with Extract Class technique, improve class interfaces, and enhance code organization.

Mar 29 • Shift Elevate

Compensating Transaction Pattern: Managing Distributed Transactions with Compensation

Master the Compensating Transaction pattern with compensation strategies, rollback techniques, and production ready Java implementations for managing…

Mar 23 • Shift Elevate

Memento Pattern: Capture and Restore Object State for Effortless Undo/Redo

Master the Memento design pattern in Java with step by step implementation, diagram editor examples, and practical code for building clean undo/redo and…

Mar 17 • Shift Elevate

February 2026

Queue-based Load Leveling Pattern: Managing Variable Workloads with Message Queues

Master the Queue-based Load Leveling pattern with message queues, auto-scaling, and production-ready Java implementations for handling variable…

Feb 5 • Shift Elevate

Chain of Responsibility Pattern: Handle Requests Through a Dynamic Chain of Handlers

Master the Chain of Responsibility design pattern with step by step implementation, expense approval workflow examples, and practical code for building…

Feb 2 • Shift Elevate

January 2026

Hardcoded Strings: Replace Magic String with Named Constant Refactoring | Clean Code

Refactor the Hardcoded Strings code smell with Replace Magic String with Named Constant technique, improve maintainability, and reduce typos.

Jan 24 • Shift Elevate

Proxy Pattern: Control Access to Objects with Smart Intermediaries

Master the Proxy design pattern in Java with step by step implementation, high-resolution image gallery examples, and practical code for controlling…

Jan 9 • Shift Elevate