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Use numpy array in shared memory for multiprocessing
I would like to use a numpy array in shared memory for use with the multiprocessing module. The difficulty is using it like a numpy array, and not just as a ctypes array.
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Memcache(d) vs. Varnish for speeding up 3 tier web architecture
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Varnish is in front of the webserver; it works as a reverse http proxy that caches.
You can use both.
Mostly write -- Varnish will need to have affected pages purged. This will result in an overhead and little benefit for modified pages.
Mostly read -- Varnish will p...
Python argparse command line flags without arguments
... line. If you are just looking to flip a switch by setting a variable True or False, have a look at http://docs.python.org/dev/library/argparse.html#action (specifically store_true and store_false)
import argparse
parser = argparse.ArgumentParser()
parser.add_argument('-w', action='store_true')
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Akka Kill vs. Stop vs. Poison Pill?
...ous vs. Poison pill is asynchronous." But in what way? Does the calling actor thread lock during this time? Are the children actors notified during kill, post-stop envoked, etc? Example uses of one concept vs. the other?
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Split string using a newline delimiter with Python
...to use
print(data.split("\n")) # ['a,b,c', 'd,e,f', 'g,h,i', 'j,k,l']
Or as @Ashwini Chaudhary suggested in the comments, you can use
print(data.splitlines())
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How to pass the password to su/sudo/ssh without overriding the TTY?
I'm writing a C Shell program that will be doing su or sudo or ssh . They all want their passwords in console input (the TTY) rather than stdin or the command line.
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Get Android API level of phone currently running my application [duplicate]
....os.Build.VERSION, which is a static class that holds various pieces of information about the Android OS a system is running.
If you care about all versions possible (back to original Android version), as in minSdkVersion is set to anything less than 4, then you will have to use android.os.Build.VE...
iPhone : How to detect the end of slider drag?
...n. I wish we could changed the answer to this.
– M. Porooshani
Sep 10 '15 at 4:34
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i.imgur.com/0...
How can i get the session object if i have the entity-manager
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To be totally exhaustive, things are different if you're using a JPA 1.0 or a JPA 2.0 implementation.
JPA 1.0
With JPA 1.0, you'd have to use EntityManager#getDelegate(). But keep in mind that the result of this method is implementation specific i.e. non portable from application server using H...
How can you automatically remove trailing whitespace in vim
I am getting 'trailing whitespace' errors trying to commit some files in git.
13 Answers
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