📖 UNIX Epoch Timestamp & Date-Time Conversion Guide
Understand Unix epoch timestamps in seconds vs milliseconds, UTC vs Local time zones, and ISO-8601 date formatting.
Understanding Unix Time Mechanics
Unix time (also known as POSIX time or Epoch time) represents time as the number of seconds elapsed since 00:00:00 UTC on January 1, 1970 (the Unix Epoch).
A key distinction in software development is between 10-digit Unix timestamps (seconds) and 13-digit JavaScript/Java Unix timestamps (milliseconds).
Frequently Asked Questions
Detailed specifications & guides FAQs.