---
title: "#fflib articles | Hashnode"
description: "Explore the latest #fflib articles, tutorials, and guides on Hashnode."
url: "https://hashnode.com/tag/fflib"
---

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# #fflib

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[SapotaCorp](https://hashnode.com/@sapotacorpvn) · [Jul 12](https://hashnode.com/posts/enterprise-apex-separating-service-and-domain-layers/6a53829c6e9f3093b1cfeb63)

### [Enterprise Apex: separating service and domain layers](https://sapotacorpvn.hashnode.dev/enterprise-apex-separating-service-and-domain-layers?utm_source=hashnode&utm_medium=feed)

A walkthrough of how to draw the line between the Service layer and the Domain layer in enterprise Apex, grounded in a real loan-origination system processing tens of thousands of records a day. Covers the practical decision rules, the ffli

9 min read · [sapotacorpvn.hashnode.dev](https://sapotacorpvn.hashnode.dev/enterprise-apex-separating-service-and-domain-layers?utm_source=hashnode&utm_medium=feed)

[SapotaCorp](https://hashnode.com/@sapotacorpvn) · [Jul 12](https://hashnode.com/posts/selector-pattern-and-unit-of-work-the-rest-of-enterprise-apex/6a53820baae4b538913c74fa)

### [Selector pattern and Unit of Work: the rest of enterprise Apex](https://sapotacorpvn.hashnode.dev/selector-pattern-and-unit-of-work-the-rest-of-enterprise-apex?utm_source=hashnode&utm_medium=feed)

Service and Domain get all the attention in enterprise Apex, but Selector and Unit of Work are where production systems actually break or hold. A look at how centralized SOQL and registered DML kept a banking integration alive through FLS a

9 min read · [sapotacorpvn.hashnode.dev](https://sapotacorpvn.hashnode.dev/selector-pattern-and-unit-of-work-the-rest-of-enterprise-apex?utm_source=hashnode&utm_medium=feed)