Joys of Programming » time

How to install time in RHEL-Red Hat/Fedora Linux?

Joys of Programming — Sun, 27 Mar 2011 18:15:07 +0000

The GNU time utility runs another program, collects information about the resources used by that program while it is running, and displays the results.(as described by yum info) Let’s first search for the package Note that you must be the root/administrator to install the package. To install this package in Red Hat/Fedora Linux. You can [...]

How to install time in Ubuntu/Linux?

Joys of Programming — Fri, 18 Mar 2011 23:21:12 +0000

The `time’ command runs another program, then displays information about the resources used by that program, collected by the system while the program was running. You can select which information is reported and the format in which it is shown, or have `time’ save the information in a file instead of display it on the [...]

C: Printing Current System Time

Joys of Programming — Thu, 18 Mar 2010 21:24:48 +0000

There are multiple functions using which you can get the current system time in seconds like gettimeofday().But usage of clock_gettime() is recommended. clock_gettime() returns the number of seconds and nano seconds since the Epoch (January 1, 1970). It’s syntax is where clk_id can take values like CLOCK_REALTIME (which we will use in the current program [...]

How to set System Time using NTP?

Joys of Programming — Tue, 09 Feb 2010 14:40:22 +0000

NTP is helpful to synchronize system time of computer over a network. This is very useful if you have multiple computers and you require all the computers to have uniform time. You can start the NTP server in one of the machines and synchronize the time across all the machines using this server. This is [...]

How to display Unix Time in PHP?

Joys of Programming — Tue, 01 Dec 2009 13:18:28 +0000

PHP provides the function time() which returns the time passed since January 1,1970. To display the unix time, also called the epoch time The output will be the number of seconds

How to display the time in human readable format in JavaScript?

Joys of Programming — Mon, 30 Nov 2009 17:36:17 +0000

Date givesmany functions like getTime(), Date() to display the time. Date() returns an object which displays the time in the UTC format. But to display in a format of your choice You can format in any way you like. The output of the above program

How to display the UTC in JavaScript?

Joys of Programming — Mon, 30 Nov 2009 16:12:23 +0000

The following program will display the current time in UTC. But this program will display it in the default format. The time will be displayed according to your current time zone

How to Print the Current Time in Human Readable Format in Java?

Joys of Programming — Mon, 30 Nov 2009 14:39:14 +0000

currentTimeMillis and nanoTime give the current System time in milliseconds and nano seconds. But this is not understood by humans, since the value returned by these functions is the amount of time passed since January 1,1970 To be able to display the time in human readable format, we make use of the java.util.Calendar. Calendar.getInstance() gives [...]

How to find the Greenwich Mean time in Perl?

Joys of Programming — Mon, 23 Nov 2009 14:30:26 +0000

Using localtime, you can find the local time. But to find the greenwich mean time also known as GMT, you must make use of the function gmt.

How to calculate the year of day in Perl

Joys of Programming — Mon, 23 Nov 2009 14:20:35 +0000

Day of the year is the number of days passed since January 1st of this year. localtime gives a lot of information like hours, minutes, seconds, month, day and year. It also returns day of the year