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ianwcarlson / immutable_v4.x.x.js
Last active Mar 12, 2018
Stop-gap Immutable Flow Definitions with Working Records
View immutable_v4.x.x.js
* This file provides type definitions for use with the Flow type checker.
* An important caveat when using these definitions is that the types for
* `Collection.Keyed`, `Collection.Indexed`, `Seq.Keyed`, and so on are stubs.
* When referring to those types, you can get the proper definitions by
* importing the types `KeyedCollection`, `IndexedCollection`, `KeyedSeq`, etc.
* For example,
* import { Seq } from 'immutable'

How to setup AWS lambda function to talk to the internet and VPC

I'm going to walk you through the steps for setting up a AWS Lambda to talk to the internet and a VPC. Let's dive in.

So it might be really unintuitive at first but lambda functions have three states.

  1. No VPC, where it can talk openly to the web, but can't talk to any of your AWS services.
  2. VPC, the default setting where the lambda function can talk to your AWS services but can't talk to the web.
  3. VPC with NAT, The best of both worlds, AWS services and web.

Important: At the time of writing (2019-11-11) Immutable.js is effectively abandonware, so I can no longer recommend anyone to follow the advice given here. I'll leave the article here for posterity, since it's still getting some traffic.

Understanding Immutable.Record

Functional programming principles and with it immutable data are changing the way we write frontend applications. If the recent de-facto frontend stack of React and Redux feels like it goes perfectly together with immutable data, that's because it's specifically designed for that.

There's several interesting implementations of immutable data for JavaScript, but here I'll be focusing on Facebook's own Immutable.js, and specifically on one of i

PurpleBooth /
Last active Dec 10, 2019
A template to make good

Project Title

One Paragraph of project description goes here

Getting Started

These instructions will get you a copy of the project up and running on your local machine for development and testing purposes. See deployment for notes on how to deploy the project on a live system.


zenorocha /
Last active Nov 25, 2019
A template for Github READMEs (Markdown) + Sublime Snippet

Project Name

TODO: Write a project description


TODO: Describe the installation process


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