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How do I parallelize a simple Python loop?
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Using multiple threads on CPython won't give you better performance for pure-Python code due to the global interpreter lock (GIL). I suggest using the multiprocessing module instead:
pool = multiprocessing.Pool(4)
out1, out2, out3 = zip(*po...
Xcode “Build and Archive” from command line
... to build my apps from terminal because Xcode6 gives me an "Your account already has a valid certificate" error when I try to build an AdHoc distribution from organizer.
– FormigaNinja
Dec 9 '14 at 15:35
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git rebase: “error: cannot stat 'file': Permission denied”
... reboot but I didn't test the iisreset solution.
– qdread
Jan 7 '19 at 17:00
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How can I output leading zeros in Ruby?
...airly
cryptic String#% method
We can obtain the same result in a more readable way using the following:
format('%03d', number)
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Postgresql SELECT if string contains
...~ operator.
SELECT id FROM TAG_TABLE WHERE 'aaaaaaaa' ~ tag_name;
Worth reading through Difference between LIKE and ~ in Postgres to understand the difference.
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EF Code First: How do I see 'EntityValidationErrors' property from the nuget package console?
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Extend Your DBContext Class Already With a Partial Class Definition!
If you look at the class definition for your DbContext it will be something like the following:
// DatabaseContext.cs -- This file is auto generated and thus shouldn't be changed.
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How to get the last value of an ArrayList
... that size() is > 0. That would be true for any sort of implementation. Reading through to the end would have saved the time you needed to write your comment and my time for answering :) My answer says at the end "If the list is empty, get throws an IndexOutOfBoundsException"
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How to implement Android Pull-to-Refresh
...Level 8). The widget is now updated with support for 1.5 and later, please read the README for 1.5 support though.
In your layouts you simply add it like this.
<com.markupartist.android.widget.PullToRefreshListView
android:id="@+id/android:list"
android:layout_height="fill_parent"
a...
How do I define global variables in CoffeeScript?
....foo is often != window.foo though if you're 'this' context is an object already. This is a confusing syntax.
– Kevin
Oct 21 '12 at 3:52
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How do you write tests for the argparse portion of a python module? [closed]
...umentParser.parse_args-method calls with parameter args=sys.argv[1:]. It already calls the ArgumentParser.parse_known_args-method. With argument args==None it will obtain them with args = _sys.argv[1:] where _sys is an alias for sys. (It might be an update since the answer was posted.)
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