Software Development Blog

Spread vs Push in Large Arrays - Javascript

This article demonstrates via experimentation how spread operation is very expensive & why push operation is a better choice when it comes to performing large array merges

May 7, 2025

Node.js

Software Development

Javascript

Backend

My personal Build vs Buy strategy

Explore a comprehensive guide to making informed software decisions. Learn the pros and cons of buying vs building solutions, cost considerations, and alternative mental models. Perfect for individuals and small businesses navigating software choices.

Sep 16, 2024

SaaS

Software Development

Thought Experiments

Tech

Creator Economy

Incremental Code Coverage checks with Jest

This article explores the importance of incremental code coverage checks using Jest and provides a step-by-step guide on how to run coverage reports for only the newly made changes in your codebase. With code snippets and examples, the article also explains how to define coverage thresholds and fail tests if the coverage falls below the specified threshold. By following these best practices, you can improve the quality and reliability of your code, speed up your test runs, and ensure that your code meets the same quality standards across your entire codebase.

Apr 8, 2023

Node.js

Web Dev

Tech

Software Development

React.js

Jest

Promises with postMessage API

Learn how to communicate between an iFrame and its parent window using postMessage API in JavaScript. This article provides examples of sending and receiving messages via Promises between an iFrame and its parent window, along code snippets used.

Feb 26, 2023

Web Dev

Tech

App Dev

Software Development