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How to check if variable is string with python 2 and 3 compatibility
...x-compatible code, you'll probably want to use six:
from six import string_types
isinstance(s, string_types)
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Django select only rows with duplicate field values
...values('name')
.annotate(Count('id'))
.order_by()
.filter(id__count__gt=1)
This is as close as you can get with Django. The problem is that this will return a ValuesQuerySet with only name and count. However, you can then use this to construct a regula...
Select between two dates with Django
...
Use the __range operator:
...filter(current_issue__isnull=True, created_at__range=(start_date, end_date))
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How to list imported modules?
...ems():
if isinstance(val, types.ModuleType):
yield val.__name__
This won't return local imports, or non-module imports like from x import y. Note that this returns val.__name__ so you get the original module name if you used import module as alias; yield name instead if you wa...
Convert string to Python class object?
...; class Foo(object):
... pass
...
>>> eval("Foo")
<class '__main__.Foo'>
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Get the latest record from mongodb collection
...answered Feb 2 '14 at 21:28
dark_rubydark_ruby
6,00644 gold badges2626 silver badges5050 bronze badges
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What is the most accurate way to retrieve a user's correct IP address in PHP?
I know there are a plethora of $_SERVER variables headers available for IP address retrieval. I was wondering if there is a general consensus as to how to most accurately retrieve a user's real IP address (well knowing no method is perfect) using said variables?
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What is the best practice for “Copy Local” and with project references?
...@(AllItemsFullPathWithTargetPath)"
DependsOnTargets="AssignTargetPaths;_SplitProjectReferencesByFileExistence">
<!-- Get items from this project last so that they will be copied last. -->
<CreateItem
Include="@(ContentWithTargetPath->'%(FullPath)')"
Condit...
List changes unexpectedly after assignment. How do I clone or copy it to prevent this?
While using new_list = my_list , any modifications to new_list changes my_list everytime. Why is this, and how can I clone or copy the list to prevent it?
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How do I get bash completion to work with aliases?
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As stated in the comments above,
complete -o default -o nospace -F _git_checkout gco
will no longer work. However, there's a __git_complete function in git-completion.bash which can be used to set up completion for aliases like so:
__git_complete gco _git_checkout
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