Durable UI Patterns
Durable UI is a set of patterns for building interfaces that survive refreshes, navigation, and real users. A practical guide to state placement, cleanup contracts, and UI that doesn't break.
Kelvin Omereshone · 9 min read ·
The Sailscasts Blog
Best practices, Tips & Tricks, Updates, ideas, and inspiration from Sailscasts to help developers build and design software.
Introducing Durable UI: The 30% That Vibe Coding Can't Teach You
Your AI writes the component. But does it survive a refresh? Durable UI is a new Sailscasts course that teaches the state placement decisions no LLM can make for you.
Kelvin Omereshone · 4 min read ·
Introducing Slipway - The Complete Deployment Platform for Sails.js & The Boring JavaScript Stack
Slipway is an open-source, self-hosted platform purpose-built for Sails.js and The Boring JavaScript Stack. Deploy, manage, monitor, and debug your apps on your own infrastructure with one command.
Kelvin Omereshone · 11 min read ·
The Boring Stack 1.0.0
The Boring JavaScript Stack 1.0 is here with a complete architectural overhaul: AsyncLocalStorage for request isolation, once() props for intelligent caching, and a suite of new APIs that make building full-stack JavaScript apps even more boring (in the best way).
Kelvin Omereshone · 5 min read ·
Introducing Shipwright - The Modern Asset Pipeline for Sails.js
Say goodbye to Grunt. Shipwright brings Rsbuild-powered bundling to Sails with 10x faster builds, TypeScript support, and Hot Module Replacement out of the box.
Kelvin Omereshone · 4 min read ·
Wish 1.0.0
Wish 1.0.0 is here with a simplified configuration, automatic environment variable detection, and support for multiple instances of the same provider.
Kelvin Omereshone · 3 min read ·
Understanding Parley: The Deferred Pattern Powering Sails
Parley is a lightweight flow control library that powers async operations across the Sails ecosystem. Learn how this pre-Promise Deferred pattern enables timeout and error negotiation in Waterline models and Sails helpers.
Kelvin Omereshone · 12 min read ·
Implementing Purchasing Power Parity (PPP) in The Boring JavaScript Stack
Learn how to implement fair, region-based pricing in your Sails.js application using Purchasing Power Parity. A step-by-step guide to making your products accessible globally while maintaining sustainable revenue.
Kelvin Omereshone · 9 min read ·
Introducing Quest - Elegant Job Scheduling for Sails.js
Meet Quest, the job scheduler that brings elegant, human-readable scheduling to your Sails.js applications with full access to models, helpers, and configuration.
Kelvin Omereshone · 3 min read ·
Session Management Over WebSockets in Sails
Explore how Sails.js manages user sessions over persistent WebSocket connections, ensuring secure and consistent authentication for both browser and native clients.
Kelvin Omereshone · 3 min read ·
The Virtual Request Pattern in Sails.js
A technical examination of how Sails.js uses virtual requests to handle HTTP and WebSocket protocols with a single codebase, eliminating duplication.
Kelvin Omereshone · 7 min read ·
Understanding Sails WebSockets: A Modern, Unified Approach to Real-Time in Node.js
A practical introduction to how Sails.js handles WebSockets: from the virtual request pattern to JWR responses, and why the sails-hook-sockets approach is a game-changer for real-time Node.js apps.
Kelvin Omereshone · 6 min read ·
Waterline Query Stages
Discover how Waterline processes your queries through a multi-stage pipeline—validating, normalizing, and transforming them for reliable, database-agnostic execution.
Kelvin Omereshone · 4 min read ·
Waterline Features
Learn about Waterline Features — optional, database-specific capabilities like unique constraints, auto-increment, spatial data, and cross-adapter operations that extend core ORM functionality.
Kelvin Omereshone · 4 min read ·
Connections and Datastores in Waterline
Learn the difference between connections and datastores in Sails.js. See how Waterline uses them to manage database configuration and scale apps across multiple databases.
Kelvin Omereshone · 3 min read ·
Waterline Interfaces
Learn how Waterline interfaces define the contract between models and adapters. Discover why interfaces matter and how they keep your Sails.js app database-agnostic.
Kelvin Omereshone · 5 min read ·
How I Implemented Transactions in sails-disk (Without Native DB Support)
sails-disk doesn’t support native transactions, so I built a snapshot-based system that adds commit/rollback capabilities. Here’s how I designed, implemented, and tested transaction support in a file-based adapter for Sails.js.
Kelvin Omereshone · 5 min read ·
Waterline Adapters
Discover how Waterline adapters let your models connect to MySQL, PostgreSQL, MongoDB, SQLite, and more. Learn why adapters matter and how they power Waterline’s database-agnostic design.
Kelvin Omereshone · 2 min read ·
What is Waterline?
Waterline is a database-agnostic ORM for Node.js that lets you define models once and use them across MySQL, MongoDB, Redis, and more with a single API.
Kelvin Omereshone · 3 min read ·
Controlling What Your Models Send Back with customToJSON()
Learn how to use customToJSON in Sails.js models to control what data gets sent back in yor Sails responses. We’ll cover why it’s useful, how to hide sensitive fields like passwords or tokens, and show practical examples you can drop into your project.
Kelvin Omereshone · 3 min read ·
Powering toast notifications in The Boring JavaScript Stack with Flash messages
Learn how to streamline notifications in your The Boring JavaScript Stack apps by unifying flash messages and toast notifications. Discover a practical approach to reduce duplication, ensure consistency, and simplify your codebase for a smoother developer experience.
Kelvin Omereshone · 4 min read ·
Sails.js Launches Official Community Space on Discord
Sails.js announces the official Sails.js Discord community! Join now to connect with developers, get the latest release updates, and help revitalize the Sails ecosystem.
Kelvin Omereshone · 2 min read ·
Boring Stack 0.5.0
The Boring JavaScript Stack 0.5.0 is out, bringing support for Inertia 2.0, React 19, Svelte 5, some, major simplifications
Kelvin Omereshone · 3 min read ·
Boring Stack 0.3.0
The Boring JavaScript Stack 0.3.0 is out, it brings an upgrade to Shipright 0.2.0 which brings dynamic injecting assets and chunk splitting strategies
Kelvin Omereshone · 2 min read ·
Shipwright 0.1.0
Sails Shipwright 0.1.0 is out, it brings a long requested DX to Sails - Hot Module Replacement & Live Reload.
Kelvin Omereshone · 1 min read ·
Boring Stack 0.2.2
The Boring JavaScript Stack 0.2.2 is out, introducing create-sails-generator for a better DX.
Kelvin Omereshone · 2 min read ·
Boring Stack 0.2.0
The Boring JavaScript Stack 0.2.0 is out, it brings a better DX for sending Inertia responses and fixed an edge case bug.
Kelvin Omereshone · 3 min read ·
Boring Stack 0.1.3
The Boring JavaScript Stack 0.1.3 is out, it brings an amazing DX for handling server-side validation errors and good old flash messages.
Kelvin Omereshone · 2 min read ·
sails-mongo 2.1.0
sails-mongo 2.1.0 is out, this minor release brings an upgrade of the MongoDB driver used in the adapter from version 3.7.3 to 6.3.0.
Kelvin Omereshone · 2 min read ·
Sails 1.5.6
Sails 1.5.6 is out, it brings displaying the local dev server URL when you lift your Sails project.
Kelvin Omereshone · 1 min read ·
Sails 1.5.5
Sails 1.5.5 is out, it brings a fix to the broken custom inspect implementation on sails.helpers.
Kelvin Omereshone · 1 min read ·
wish 0.0.7
wish 0.0.7 is out, this release brings Google as an OAuth 2 provider
Kelvin Omereshone · 1 min read ·
Announcing the lead maintainer of Sails
Excited to announce that I am now the lead maintainer of the Sails framework.
Kelvin Omereshone · 3 min read ·
Comparing Sails and Express: Which Node.js framework is right for your project?
After working with Express for a while, I was introduced to Sails after joining the Sailscasts community. I have come to like Sails and I want to say why in this article.
Barbara Odozi · 5 min read ·
Rate limiting in Sails
Rate limiting helps you control the rate of incoming requests to an API. In this article we go over how to set up rate limiting in Sails
Kelvin Omereshone · 2 min read ·
Sails for Express developers - Routing
Part 1 of the Sails for Express developers series of article aimed at showing how Express developers can use Sails today.
Kelvin Omereshone · 4 min read ·
Setting up API monitoring with Treblle in Sails
I recently discovered Treblle - an API monitoring service that let's you monitor your APIs in production. Here is how to set it up in a Sails project.
Kelvin Omereshone · 3 min read ·
How I set up end-to-end testing in Sails with Playwright
I have been researching Playwright for a while now and finally decided to take the plunge and set up end-to-end testing in the sailscasts.com codebase with it. Let me show you how I did it.
Kelvin Omereshone · 4 min read ·
Introducing docs.sailscasts.com
The vision of Sailscasts is to empower anyone with a basic idea of JavaScript to build fullstack Node.js applications. With the new docs we hope to provide great documentation for the technologies we build to foster this vision
Kelvin Omereshone · 1 min read ·
Introducing sailscasts.com 2.0
Super excited to announce a whole new rewrite to sailscasts.com powered by simple technologies
Kelvin Omereshone · 2 min read ·
Goodbye Nuxt, hello Inertia in Sails
Alright this is an article I have been looking forward to writing for quite a while now. I have been experimenting on a new way to have it all with a Sails driven codebase and I think I’ve found it.
Kelvin Omereshone · 5 min read ·
Sailsconf 2022 is coming
The second Sailsconf - a global conference for the Sails community goes live in a couple of days
Kelvin Omereshone · 2 min read ·
Using the paginate query modifier method for pagination
Sails provides a super useful syntactic sugar for paginating Waterline queries. In this article we will see how to get started using it in your applications.
Kelvin Omereshone · 4 min read ·
Testing your Sails apps with Japa
Japa is an API-first testing framework. It focuses only on testing Node.js (backend) applications, thus resulting in a fast, small, and simple tests runner.
Kelvin Omereshone · 6 min read ·
Modifying Sails log prefix with prefix themes
Sails ship with an elegant logger called captains-log. In this article we will see how to modify your logs prefix with the prefixTheme option.
Kelvin Omereshone · 3 min read ·
Disabling the sails global
The sails global gives you access to the running Sails application instance and the properties and methods it exposes. In this article we will see how we can disable it and other ways to access the running Sails application instance.
Kelvin Omereshone · 3 min read ·
Creating the Sails dotenv hook
In this article I will discuss why I created the sails-js-hook-dotenv package. We'll see why I needed the package and my learnings as I made it.
Connor Smyth · 5 min read ·
How I setup a WebSocket client in Nuxt
Sails makes it easy to setup and use WebSocket. In this article we will look at how I setup a WebSocket client to talk to a Sails API via WebSocket.
Kelvin Omereshone · 4 min read ·
How I setup Sails and Tailwind CSS
Tailwind CSS is a utility-first CSS framework that allows you rapidly build modern websites without ever leaving your HTML. Here is how I setup a Sails project to use Tailwind CSS.
Kelvin Omereshone · 7 min read ·
How to simulate latency in a Sails action
Having trouble testing your loading state when making a request to your local Sails API from your local frontend? Here is how to simulate latency...
Kelvin Omereshone · 1 min read ·
Announcing guppy - the Tinker tool for Javascript developers
Say ahoy to guppy - the needed tinker tool for every backend Javascript developer. You will find yourself having this desktop app open as you do any backend Javascript development.
Kelvin Omereshone · 2 min read ·
How to specify a different Sails port
So you think Sails run on port 1337 by default? Wrong! In this article we will see how Sails really handles the default running port and how you can change it.
Kelvin Omereshone · 4 min read ·
Tales from the very first Sailsconf
Sailsconf 2021 was an outstanding and unprecendented success, here is the gist...
Kelvin Omereshone · 2 min read ·
Sailsconf is coming
The very first Sailsconf - a global conference for the Sails community goes live tomorrow
Kelvin Omereshone · 2 min read ·
Build a URL shortener with Sails
A URL shortener is basically a tool that you give a long URL and it gives a shorter URL for convenience. In this article we will build a basic URL shortener using Sails.
Kelvin Omereshone · 10 min read ·
Return or throw your response
Actions2 are a more modern way for authoring Sails actions. In this article we will look at how we can simply return or throw Sails responses.
Kelvin Omereshone · 3 min read ·
Sails development with Docker and Docker Compose
Docker makes it easy to set up and run a development environment and also simplifies the deployment of your applications. In this article we will see how to setup a Sails development workflow with Docker and Docker Compose.
Federico Vidueiro · 8 min read ·
Understanding Waterline projections
Projections make for faster performance and better security when sending back records to a client by allowing you to select or omit fields to be returned.
Kelvin Omereshone · 4 min read ·
Sails 1.4.2 release
Sails 1.4.2 release fixes the cyclic dependency warning in Node versions >= 14
Kelvin Omereshone · 1 min read ·
How to configure ESLint and Standard JS in a Sails project
Linting improves readability and consitency in a codebase. It is a must have for teams to enforce coding style guides and standards, fix typos, find potential bugs across a codebase. In this article, we will be setting up ESLint and StandardJS in a Sails project.
Kelvin Omereshone · 6 min read ·
Testing Sails Applications with Mocha and SuperTest
Testing or automated testing helps ensure code quality and serves as a measure to prevent you or other members of your team from shipping code with defects aka bugs to production. In this article we will look at setting up automated tests in Sails applications using Mocha and Supertest.
Kelvin Omereshone · 9 min read ·
How to paginate your Sails APIs
Pagination helps splits the dataset being returned to a user into smaller chunks and return the rest as requested. In this article we will look at a couple of options on implementing pagination in your Sails APIs.
Kelvin Omereshone · 8 min read ·
The Sailscasts Company launches
Sailscasts will be built by the folks at The Sailscasts Company - a company founded by Kelvin Omereshone dedicated to building and helping others build on Sails
Kelvin Omereshone · 3 min read ·
Understanding Sails helpers
Sails provides you with a mechanism to share code in different places in your applications. This mechanism is called helpers. In this article we will dive into what helpers are and how to begin using them in your Sails application.
Kelvin Omereshone · 6 min read ·
One way to organize Sails routes
Your custom routes definitions can easily get out of hand in a large Sails application. In this article we are going to take a look at a pattern I use in large Sails applications for organizing custom routes definitions.
Ali Emre Çakmakoğlu · 3 min read ·
Understanding Sails routes
Routes are URLs that a web client use to communicate with your application. In this article you will learn how Sails handles routes and how you can use them in your application.
Kelvin Omereshone · 7 min read ·
Understanding Sails policies and best practices
Policies are versatile tools in Sails for authorization and access control. They give you the ability to execute some logic before an action is run for the purpose of ascertaining if the request should continue or not. This article will introduce policies in Sails, explain how to go about creating policies in Sails and the best practices to observe when doing so.
Kelvin Omereshone · 6 min read ·
Migrating your Sails actions to actions2
Actions are Sails mechanisms that are responsible for responding and handling requests to your Sails applications. This article will introduce you to the actions2 style of writing actions in Sails and how to start using it in your Sails applications.
Kelvin Omereshone · 11 min read ·
The Sailscasts Blog is live
The Sailscasts Blog is meant to augment Sailscasts with quality articles for developers to step up their game with production ready server-side JavaScript and of course tips and tricks on Sails.js.
Kelvin Omereshone · 1 min read ·