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CRON job to run on the last day of the month
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Possibly the easiest way is to simply do three separate jobs:
55 23 30 4,6,9,11 * myjob.sh
55 23 31 1,3,5,7,8,10,12 * myjob.sh
55 23 28 2 * myjob.sh
That will run on the 28th of February though, even on leap years so, if that's a problem, you'll need to find another way....
Programmatically retrieve memory usage on iPhone
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NSLog(@"Memory in use (in MiB): %f", ((CGFloat)info.resident_size / 1048576));
} else {
NSLog(@"Error with task_info(): %s", mach_error_string(kerr));
}
}
There is also a field in the structure info.virtual_size which will give you the number of bytes available virtual memory (or mem...
How to create a new object instance from a Type
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edited Nov 8 '17 at 15:40
Jay
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answered Aug 3 '08 at 16:35
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How to calculate the time interval between two time strings
I have two times, a start and a stop time, in the format of 10:33:26 (HH:MM:SS). I need the difference between the two times. I've been looking through documentation for Python and searching online and I would imagine it would have something to do with the datetime and/or time modules. I can't ge...
What is the difference between procedural programming and functional programming? [closed]
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answered Aug 22 '08 at 19:37
Konrad RudolphKonrad Rudolph
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When and why will a compiler initialise memory to 0xCD, 0xDD, etc. on malloc/free/new/delete?
...e compiler will sometimes initialize memory with certain patterns such as 0xCD and 0xDD . What I want to know is when and why this happens.
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How can a Java program get its own process ID?
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rogerdpack
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answered Aug 30 '08 at 11:11
Wouter Coekaerts...
How do you compare structs for equality in C?
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C provides no language facilities to do this - you have to do it yourself and compare each stru...
java.lang.ClassNotFoundException: org.springframework.web.servlet.DispatcherServlet
i am using spring 3.1.0.RELEASE , and my servlet container is tomcat 7 and my IDE is eclipse indigo
and the jar spring-webmvc-3.1.0.RELEASE.jar which contains the DispatcherServlet
exists in the lib folder, and yet when running the application, i am getting the exception:
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Switching between Android Navigation Drawer image and Up caret when using fragments
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edited May 27 '14 at 10:42
JJD
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answere...