How do I calculate how many seconds between two dates?
So I have two dates YYYY-MM-DD and ZZZZ-NN-EE How can I find out how many seconds there are between them? 9 Answers 9
time
What is the `zero` value for time.Time in Go?
In an error condition, I tried to return nil, which throws the error: cannot use nil as type time.Time in return argument What is the zero value for time.Time? 3 Answers 3
How to log a method’s execution time exactly in milliseconds?
Is there a way to determine how much time a method needs to execute (in milliseconds)? 20 Answers 20
Difference between DateTime and Time in Ruby
What’s the difference between DateTime and Time classes in Ruby and what factors would cause me to choose one or the other? 7 Answers 7
How do I use .toLocaleTimeString() without displaying seconds?
I’m currently attempting to display the user’s time without displaying the seconds. Is there a way I can do this using Javascript’s .toLocaleTimeString()? Doing something like this: var date = new Date(); var string = date.toLocaleTimeString(); will display the user’s time with every unit, e.g. currently it displays 3:39:15 PM. Am I able to display … Read more
How to convert date to timestamp?
I want to convert date to timestamp, my input is 26-02-2012. I used new Date(myDate).getTime(); It says NaN.. Can any one tell how to convert this? 18 Answers 18
How to redirect the output of the time command to a file in Linux?
Just a little question about timing programs on Linux: the time command allows to measure the execution time of a program: [ed@lbox200 ~]$ time sleep 1 real 0m1.004s user 0m0.000s sys 0m0.004s Which works fine. But if I try to redirect the output to a file, it fails. [ed@lbox200 ~]$ time sleep 1 > time.txt … Read more
Python datetime – setting fixed hour and minute after using strptime to get day,month,year
I’ve successfully converted something of 26 Sep 2012 format to 26-09-2012 using: datetime.strptime(request.POST[‘sample_date’],’%d %b %Y’) However, I don’t know how to set the hour and minute of something like the above to 11:59. Does anyone know how to do this? Note, this can be a future date or any random one, not just the current … Read more
iPhone: How to get current milliseconds?
What is the best way to get the current system time milliseconds? 18 Answers 18
System.currentTimeMillis() vs. new Date() vs. Calendar.getInstance().getTime()
In Java, what are the performance and resource implications of using System.currentTimeMillis() vs. new Date() vs. Calendar.getInstance().getTime() As I understand it, System.currentTimeMillis() is the most efficient. However, in most applications, that long value would need to be converted to a Date or some similar object to do anything meaningful to humans. 8 Answers 8
