What is Unix Epoch Time?
Unix time (also known as Epoch time) is a system for describing a point in time. It is defined as the number of seconds that have elapsed since 00:00:00 UTC on Thursday, 1 January 1970. It does not account for leap seconds.
How to get current timestamp in programming?
| Language | Code Snippet |
|---|---|
| JavaScript | Math.floor(Date.now() / 1000) |
| Python | import time; time.time() |
| PHP | time() |
| Java | System.currentTimeMillis() / 1000 |
| Go | time.Now().Unix() |
The Year 2038 Problem
On January 19, 2038, 32-bit systems will run out of numbers to store the timestamp (reaching 2,147,483,647). Systems must be upgraded to 64-bit to avoid resetting dates back to 1901 or crashing.
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