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How do you remove duplicates from a list whilst preserving order?
Is there a built-in that removes duplicates from list in Python, whilst preserving order? I know that I can use a set to remove duplicates, but that destroys the original order. I also know that I can roll my own like this:
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GIT repository layout for server with multiple projects
...r. Is there another option??
@Paul: yes, instead of updating the version from the main project, you either:
develop your subprojects directly from within the main project (as explained in "True Nature of submodules"),
or you reference in a sub-repo an origin towards the same sub-repo being deve...
psycopg2: insert multiple rows with one query
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Just confirmed this improvement myself. From what I've read psycopg2's executemany doesn't do anything optimal, just loops and does many execute statements. Using this method, a 700 row insert to a remote server went from 60s to <2s.
– Nels...
How to strip HTML tags from string in JavaScript? [duplicate]
How can I strip the HTML from a string in JavaScript?
4 Answers
4
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Save image from URL by paperclip
Please suggest me a way to save an image from an URL by Paperclip.
8 Answers
8
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Behaviour for significant change location API when terminated/suspended?
This is the section from the CLLocationManager documentation describing the app behavior with startMonitoringSignificantLocationChanges :
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Prevent BODY from scrolling when a modal is opened
... want my body to stop scrolling when using the mousewheel while the Modal (from http://twitter.github.com/bootstrap ) on my website is opened.
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How are msys, msys2, and msysgit related to each other?
... software - the stated goal of MSYS - we ported the Pacman package manager from Arch Linux. Pacman is more than just about managing binary packages (though it does that very well). It has a software building infrastructure called makepkg that allows the creation of recipes (PKGBUILD and patch files)...
How to move a model between two Django apps (Django 1.7)
...s below this post refer to my old answer.
First migration to remove model from 1st app.
$ python manage.py makemigrations old_app --empty
Edit migration file to include these operations.
class Migration(migrations.Migration):
database_operations = [migrations.AlterModelTable('TheModel', 'n...
How to do parallel programming in Python?
... the multiprocessing module. For this case I might use a processing pool:
from multiprocessing import Pool
pool = Pool()
result1 = pool.apply_async(solve1, [A]) # evaluate "solve1(A)" asynchronously
result2 = pool.apply_async(solve2, [B]) # evaluate "solve2(B)" asynchronously
answer1 = result...