NSDate().timeIntervalSince1970

import (
  "time"
)
int32(time.Now().Unix())

(int) (System.currentTimeMillis() / 1000)

Math.round(new Date() / 1000)

[[NSDate date] timeIntervalSince1970]

SELECT unix_timestamp(now())

SELECT strftime('%s', 'now')

calendar:datetime_to_gregorian_seconds(calendar:universal_time())-719528*24*3600.

time()

import time
time.time()

Time.now.to_i

date +%s

(new Date().time / 1000).intValue()

String date = new java.text.SimpleDateFormat("dd/MM/yyyy HH:mm:ss")
		  .format(new java.util.Date(Unix timestamp * 1000))

var unixTimestamp = new Date(Unix timestamp * 1000)
		  commonTime = unixTimestamp.toLocaleString()
		  

from_unixtime(Unix timestamp)

date('r', Unix timestamp)

import time
time.gmtime(Unix timestamp)

Time.at(Unix timestamp)