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How to discover number of *logical* cores on Mac OS X?
How can you tell, from the command line, how many cores are on the machine when you're running Mac OS X? On Linux, I use:
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Python, add trailing slash to directory string, os independently
...os.path.join(path, '', '') or os.path.join(path_with_a_trailing_slash, '') and you will still only get one trailing slash.
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Detect the Internet connection is offline?
...etermine that the connection is lost by making failed XHR requests.
The standard approach is to retry the request a few times. If it doesn't go through, alert the user to check the connection, and fail gracefully.
Sidenote: To put the entire application in an "offline" state may lead to a lot of ...
Determining complexity for recursive functions (Big O notation)
I have a Computer Science Midterm tomorrow and I need help determining the complexity of these recursive functions. I know how to solve simple cases, but I am still trying to learn how to solve these harder cases. These were just a few of the example problems that I could not figure out. Any help wo...
What are the main uses of yield(), and how does it differ from join() and interrupt()?
...ementation, the way that Thread.yield() works has
changed between Java 5 and Java 6.
In Java 5, Thread.yield() calls the Windows API call Sleep(0). This
has the special effect of clearing the current thread's quantum and
putting it to the end of the queue for its priority level. In other
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Difference between subprocess.Popen and os.system
What is the difference between subprocess.Popen() and os.system() ?
5 Answers
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Iterating over each line of ls -l output
... answered May 18 '10 at 18:50
Randy ProctorRandy Proctor
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Choose File Dialog [closed]
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Add the ability to navigate folders and go up to parent folder, and you got it
– Aymon Fournier
Sep 7 '10 at 7:39
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usr/bin/ld: cannot find -l
I'm trying to compile my program and it returns this error :
14 Answers
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How to make a Python script run like a service or daemon in Linux
I have written a Python script that checks a certain e-mail address and passes new e-mails to an external program. How can I get this script to execute 24/7, such as turning it into daemon or service in Linux. Would I also need a loop that never ends in the program, or can it be done by just havin...