Why is subtracting these two times (in 1927) giving a strange result? If I run the following program, which parses two date strings referencing times one second apart and compares them: public static void main(String[] args) throws ParseException { SimpleDateFormat sf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); String str3 = "1927-12-31 23:54:07"; String str4 = "1927-12-31 23:54:08"; Date sDt3 = sf.parse(str3); Date sDt4 = sf.parse(str4); long ld3 = sDt3.getTime() /1000; long ld4 = sDt4.getTime() /1000; System.out.println(ld4-ld3); } The output is: 353 Why is ld4-ld3 not 1 (as I would

How do you get a timestamp in JavaScript? How can I get a timestamp in JavaScript? Something similar to Unix's timestamp, that is, a single number that represents the current time and date. Either as a number or a string. Answer: Short & Snazzy: + new Date() A unary operator like plus triggers the valueOf method in the Date object and it returns the time-stamp (without any alteration). Details: On almost all current browsers you can use Date.now() to get the UTC timestamp in milliseconds; a notable exception to this is IE8

How to calculate the difference between two dates using PHP? I have two dates of the form: Start Date: 2007-03-24 End Date: 2009-06-26 Now I need to find the difference between these two in the following form: 2 years, 3 months and 2 days How can I do this in PHP? Answer :     For PHP < 5.3 otherwise see jurka's answer below You can use strtotime() to convert two dates to unix time and then calculate the number of seconds between