RJRodrigo Juarezinrodrigojuarez.hashnode.dev·2d ago · 11 min readCUPID Beyond SOLID: Five Properties for More Habitable CodeA codebase can have small classes, dependency injection, carefully separated interfaces, and several familiar design patterns, yet still be exhausting to maintain. The design may look correct through 00
OGOnkesh Guptainonkeshgupta.hashnode.dev·3d ago · 8 min readSOLID Principles Simplified #4: Interface Segregation PrincipleThe Problem You're building a Printer interface for an office automation system. First requirement: Print the documents. Sounds easy. So you add print() method. Two weeks later: "Hey, can it also scan00
BPBharani Preetham Perakainbytebharani.hashnode.dev·Aug 21 · 9 min readBuilding Scalable X++ Architecture Using the SysExtension FrameworkThe How? The basic concept of Object-Oriented Programming (OOP) is simple: don't duplicate the same logic. That's why we have classes acting as templates where we can create multiple objects, and comm00
OFOluwaseyi Fatunmoleinfreecodecamp.org·Aug 21 · 17 min readChain of Responsibility Design Pattern: Decoupling Complex Business Rules, One Handler at a TimeEvery system, at some point, ends up with a function that nobody wants to touch. It starts small: a simple validation check, an if statement here, another there. Then requirements grow and more condit00
MBMadhav Bhasininblog.madhav.dev·Aug 18 · 6 min readHow I Structure a FastAPI Project for a Team of 5The first FastAPI project I led for a team had everything in two files. main.py with the routes. models.py with the Pydantic schemas. It worked fine until a second engineer joined and we started stepp10
WOWasinjesu Osokoinwasinjesu-osoko.hashnode.dev·Aug 12 · 3 min readBuilding Products Businesses Actually Pay For: Domain-Driven Design in PracticeMost enterprise software projects fail not because of slow frameworks or buggy code, but because of a fundamental disconnect: developers write code for developers, while businesses pay for solutions t10
RJRodrigo Juarezinrodrigojuarez.hashnode.dev·Aug 12 · 13 min readWhat Does SOLID Mean to You?In many technical interviews, SOLID comes up as a standard question. “What does SOLID stand for?” You take a breath, mentally run through the acronym, and answer: Single Responsibility, Open/Closed, L00
Kkameninpureengine.hashnode.dev·Aug 10 · 8 min readThe Lombok Illusion (Chapter 5)You open a new Spring Boot project and you create a DTO, then an entity, and you’re staring at getters, setters, constructors, equals(), hashCode(), toString(). Someone on the team suggests to put lom00
Kkameninpureengine.hashnode.dev·Aug 3 · 9 min readMapping Strategies Without the Magic (Chapter 4)At the end of the previous chapter, I teased that we were about to dive straight into the heavy machinery of DAO implementation - hooking up Spring Data JPA and Hibernate under the hood. If you look a00
VVikaskumarinvikaskumarpandey.hashnode.dev·Aug 3 · 11 min read⚡Salesforce Apex Deep Dive: Apex Primitive Data Types, Variables & Type Casting — The Foundation Nobody Explains Properly📋 Table of Contents Why This Topic Deserves More Than a Skim The Core Primitive Types in Apex Decimal vs Double — The Trap That Gets Everyone Variables — Naming a Box to Hold a Value Naming Rule00
