Why Exceptions add complexity This post is originally posted at petran.substack.com In this post, we will reveal why exceptions add complexity to an application and how to reduce the generated complexity. This post is inspired by the book A Philosophy of Software Design 🌊Let’s dive in Introduction Exceptions on our code flow are critical cases…

What is and why to choose strategic and tactical programming approaches This post is originally posted at petran.substack.com In this post, we will touch on 2 different programming approaches : Strategic Tactical 🌊Let’s dive in Tactical Programming The Tactical programming approach is the mindset that says we need a feature or some task to be working on production as soon as possible. Tactical…

A Microservice is a small monolithic application 💥💥 This post is originally posted at petran.substack.com In this post, we’ll talk about microservices architecture and specifically what is a single microservice unit. Let’s dive 🥽🥽 Microservices pattern are on hype these days. With all the latest technologies like Docker, Kubernetes, CI/CD tools, and many more, we can easily implement…

Repository Definition, Internals, Usage, In a 3-Layer Architecture In this article, we will reveal aspects of the repository pattern and how to use it properly on a code base. This post is originally posted at petran.substack.com 🌊Let’s dive into the main aspects of a Repository ✒️ Definition A Repository encapsulates all the work needed to interact with Aggregate, Entity Models…

Definition, characteristics, types, and accessing Services This post has originally posted at https://petran.substack.com On almost every enterprise code base application we use services to add and maintain business or other types of functionalities. But what is a Service 🤔❓❔ How we are sure that we have designed and implemented well-defined and well-structured services 🤔❓❔ 🌊Let’s dive…

Why we need and how to create modules in a code base Working on a code base where business logic and other functionalities are scattered is at least a frustrating situation for software developers. Modules are a solution to keep things clean and separated in a code base such as a well-organized warehouse with products. 🌊Let’s deep dive into modules Characteristics of a Module Modules have…

Responsibilities, information hiding, dependencies, exception handling, logging on exceptions of a Controller Controllers on backend apps REST-full or MPA’s (Multi Page Applications) are usually the first place we start to write code. But what code can we write on controllers? This post is originally posted on https://petran.substack.com What is and How to Develop a (Http)Controller on Back-End Applications Controllers on backend apps REST-full or MPA's (Multi Page Applications) are usually the first place we start to write…petran.substack.com

What is and How to design an app with Layer Architecture Paradigm In this post, we’ll cover some basic aspects of how to design an App with Layer Architecture This post is originally posted at https://petran.substack.com Design an Application with 3 Layer Architecture In this post, we'll cover some basic aspects of how to design an App with Layer Architecture Layer Architecture is an…petran.substack.com

Regular expressions are cryptic and hard to understand and build one from scratch. But don’t panic with those cryptic symbols, the dev community can help. Here i am writing 3 password regular expressions to use it at your next JavaScript front end app or your next NodeJS back end application. …