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.
Master JavaScript timestamps with Date.now(), format conversions, time zone handling, and practical examples. Complete guide with code snippets.
Learn how to check and uncheck checkboxes using jQuery's .prop() method. Complete guide with examples, common mistakes, and event handling for checkbox state changes.
Learn how to get timestamps in JavaScript with our complete guide. Discover Date.now(), getTime(), and Unix timestamp conversion methods. Master timestamp handling for your web development projects.