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Category Archives: Design Pattern

A design pattern is proved solution for solving the specific problem/task. We need to keep in mind that design patterns are programming language independent for… Read More
Given a 2D array grid[][] of size N * M, consisting of the characters “1”, “0”, and “*”, where “*” denotes an empty space and… Read More
In systems, clients and servers communicate together in which client requests and server responds back to the respective client with requested data. Now there can… Read More
As the name suggests, Object-Oriented Programming or OOPs refers to languages that use objects in programming. Object-oriented programming aims to implement real-world entities like inheritance,… Read More
As per the software development design principle, the software which requires the minimum effort of maintenance is considered as good design. That is, maintenance should… Read More
It is a creational design pattern which talks about the creation of an object. The factory design pattern says that define an interface ( A… Read More
Given a number n, we need to print a X pattern of size n. Input : n = 3 Output : $ $ $ $… Read More
Prerequisite- HTTP Protocol, GET and POST requests using Python Introduction: PRG is one of many design patterns used in web development. It is used to… Read More
Given 3 positive integers N, M, and K. the task is to construct a string of length N consisting of lowercase letters such that each… Read More
Many software professionals think that architectural styles and patterns are the same. Sadly, some of the software developers don’t understand the difference between architectural patterns… Read More
In order to understand microservices, we need to understand what are monolithic applications and what led us to move from monolithic applications to microservices in… Read More
This article explains how to perform JDBC operation using a Model object and a Singleton connection class from a MySQL database. JDBC is an Application… Read More
The Twelve-factor app is a set of 12 principles or best practices for building web applications which now days are more commonly known as Software-As-A-Service… Read More
Software Design Patterns… Software design pattern is a general, reusable solution to a commonly occurring problem within a given context in software design. This is… Read More

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