JavaScript Fundamentals

• JavaScript String Length and Unicode

  7 min read • Published on March 20, 2023 • Last Updated On July 17, 2025

  Understand why '👨‍👩‍👧‍👦'.length returns 11 instead of 1, and learn how to properly handle Unicode characters, grapheme clusters, and international text in JavaScript applications.

• Error Handling Paradigms in JavaScript

  21 min read • Published on March 11, 2023 • Last Updated On July 16, 2025

  Master exception-based and value-based error handling approaches, from traditional try-catch patterns to modern functional programming techniques with monadic structures.