Spencer Feng – Medium

Spencer Feng

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TypeScript Subtypes

This article introduce you to TypeScript subtypes with some examples and its usage.

Sep 18, 2024

Understanding Kafka Consumer Groups: What They Are and How They Work

Let’s take a closer look at what Kafka consumer groups are, how they work, and why they’re critical to your Kafka setup.

Sep 7, 2024

Understanding Kafka Consumer Groups: What They Are and How They Work

Sep 7, 2024

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Debugging Nodejs app with VSCode

This article will walk you through the key features and techniques available for troubleshooting Node.js applications in VSCode.

Sep 1, 2024

Sep 1, 2024

Add “Open in VSCode” option to the context menu (right-click menu) on Mac

It would be helpful to have an option in the right-click context menu for folders or files that allows us to open them in VSCode. In this…

Aug 25, 2024

Add “Open in VSCode” option to the context menu (right-click menu) on Mac

Aug 25, 2024

Mastering the Art of Mocking ES Modules in Jest

We value jest.spyOn’s flexibility for modifying function returns, but it falls short with ES modules. This article introduces an…

Dec 13, 2023

Mastering the Art of Mocking ES Modules in Jest

Dec 13, 2023

Testing JavaScript Code with Timeouts and Promises

Testing JS code with timeouts and promises can be challenging. In this article, we show an example to test such code.

Jul 1, 2023

How to use PlantUML in VSCode

Learn to create diagrams with code easily using PlantUML & VSCode. Our article provides step-by-step instructions to streamline the…

Mar 5, 2023

Mar 5, 2023

Create an abortable API using AbortController and AbortSignal

How create an abortable API using AbortController and AbortSignal the right way.

Jul 25, 2022

Create an abortable API using AbortController and AbortSignal

Jul 25, 2022

The journey of creating a serverless service to scrape contents from a web page

In this article, I will share my experience of using Serverless Framework to build a service to extract the HTML content of a web page and…

Apr 30, 2022

The journey of creating a serverless service to scrape contents from a web page

Apr 30, 2022

Published in
Better Programming

Store an Array of Custom Data Types in Core Data With Transformable and NSSecureCoding

Persist the user’s drawings in Core Data

Mar 5, 2022

Store an Array of Custom Data Types in Core Data With Transformable and NSSecureCoding

Mar 5, 2022