How to convert time in seconds to standard time format in rails?
Hi, How can convert time in seconds to standard time format in rails.For example 1971 seconds should be displayed as 0:33:25 ...
time
How to ignore program's output when using /usr/bin/time ?
I want to know how long a program running, so I tried "/usr/bin/time ./program > /dev/null". But soon I found it displays program's output to stderr. I tried "/usr/bin/time ./program > /dev/null 2>&1" then, but /usr/bin/time's output not appear. So my question is, how to ignore program's output, and keep time's output. Thanks a lot. ...
Arima Arma Time series Models in Java
I am looking for Arima time series models in java.(Googling did not help) can anyone point to a resource where I can download Arima/Arma model codes made in java ...
How accurate is the GPS Clock ?
In my company we do have critical systems that require an accurate time. As so, we have an NTP server appliance with an outdoor GPS antenna that receives the time from the GPS satellites. My questions are: How accurate is the time clock? Is it worth it to keep this way or use another external NTP (US-GOV, NASA, etc) ? Thanks, ...
Joda Time: Convert UTC to local
I want to convert a Joda Time UTC DateTime object to local time. Here's a laborious way to do it which seems to work. But there must be a better way. Here's the code (in Scala) without surrounding declarations: val dtUTC = new DateTime("2010-10-28T04:00") println("dtUTC = " + dtUTC) val dtLocal = timestampLocal(dtUTC) ...
Gas Station Simulation: How to simulate Cars coming at random intervals?
The assignment is as follows: The gas station consists of 2 pumps. Each pump has a certain amount of fuel it can distribute. Cars arrive at random intervals and attempt to use one of two pumps: - If a pump is available and has fuel, the car is immediately allowed to use it. Each car requires a certain amount of fuel (random numbe...
How to create a dialogbox that will pop up after 5 minutes of idleness by the user? (java)
I have a dialog box that is: JOptionPane.showMessageDialog(null,"Once medicine is given, measure temperature within 5 minutes." ,"Medication" ,JOptionPane.PLAIN_MESSAGE); When the user presses 'ok', it goes straight to a Jframe that ask the user to input the temperature using a slider and then pressing a button that takes it to the n...
Joda Time subtracting 24 hours from an instance of MutableDateTime, I would like to know why
I do not understand why MutableDateTime.setDate() is setting the time to "yesterday" (see the log timestamp hours - it is 20:28). Is this timezone related? Do I need to set something on the formatter? I would expect that after calling setDate with "10/27/2010", the date would be the same as the parsed date 00:00 EDT 10/27/10, instead ...
How do I convert a datetime to a UTC timestamp in python
from http://docs.python.org/library/time.html time.mktime(t): This is the inverse function of localtime(). Its argument is the struct_time or full 9-tuple (since the dst flag is needed; use -1 as the dst flag if it is unknown) which expresses the time in local time, not UTC. It returns a floating point number, for c...
big values for strtotime()
I tried echo strtotime('129:00'); but it will have an empty output. This echo strtotime('03:00'); will have 1288339200 as the output. I guess strtotime() won't accept huge values?? What's the alternative for strtotime() that will accept 129:00. ...
Really weird behaviour when printing a date with php and drupal
So i'm just trying to print day month and year (not printing actually, i'll compare then with some dates that are in the database, but printing is testing), so my code looks like this: print($now = format_date(time(), "custom", "Ymd")); print(' '); print( substr($now, 0, 4)); //year print(' '); print(substr($now, 4, 6)); /...
Selecting online users from db with mysql command
Hi. I use this code to update the user database with the latest time when the user was online: $postTime = $user_array['last_online']; if ($postTime == ""){ $minutes = 11; } else { $now = time(); $seconds = $now - $postTime; // $seconds now contains seconds since post time $minutes = ceil($seconds / 60); // minutes sin...