Discover what the 'use strict' directive does in JavaScript, its implications for code quality, security, and performance, and why it remains relevant in modern development. Complete guide with examples.
Learn how to create directories and their parent directories across different platforms. Complete guide with code examples for Bash, PowerShell, and programming languages.
Learn how to find index of item in list using Python's .index() method and alternatives. Handle errors, improve performance, and see examples in JavaScript, Java & C#. Complete guide with best practices.