Browsing: Dev

A discussion on the ongoing debate in JavaScript development regarding the use of let versus const for variable declarations. This article explores common arguments for and against preferring const wherever possible, concluding with a pragmatic approach to the choice.

Grasping the Fetch API can be challenging, especially for those new to JavaScript’s asynchronous operations. This article explores three core concepts—synchronous vs. asynchronous code, callback functions, and Promises—essential for understanding how the Fetch API effectively handles network requests.

React function components and class components differ fundamentally in their mental model, particularly how they handle rendered values. While Hooks have bridged the feature gap, function components inherently capture the props and state from the specific render they belong to, preventing common bugs related to mutable ‘this’ in classes. This article explores this core difference, demonstrating how closures in functions ensure consistency and how refs can be used to access the latest values when necessary.

This article details the implementation of the Strategy design pattern for managing various payment methods in an e-commerce checkout system. It addresses the challenge of building an extensible backend that supports diverse payment options without complex conditional logic, highlighting key features like type safety and easy extensibility.

This post provides an update on recent personal and professional developments. After leaving Meta in July 2023 and spending nearly two years at Bluesky, the author took a much-needed break. Currently in a transitional phase, the author is now offering consulting services focused on UI engineering, particularly React and React Native, to help teams with architectural and performance challenges.

A tool called ReliCSS helps identify outdated CSS in a codebase, offering modern solutions for common legacy issues. It categorizes these “relics” by severity, from high-risk fossils to low-severity vendor prefixes.

A new startup from the former GitHub CEO secures significant funding, while a major chipmaker expresses concerns about the rapid expansion of AI data centers. Additionally, Google has introduced an MCP server to enhance its developer documentation.

The 17th annual Stack Gives Back campaign donations have been announced, totaling $49,300 USD distributed among seven organizations.

Senior developers know how to deploy code to systems made of code. Architects know how to deploy ideas to systems made of people.

Discover how Power BI transforms raw data into valuable insights. This guide explores the importance of data analysis, the role of Power Query in data cleaning, the power of DAX for complex calculations, and how to create effective dashboards for informed decision-making.