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Maven dependency for Servlet 3.0 API?
...tory in the Eclipse build path, and they can clearly be seen there. My pom.xml can never resolve these Tomcat JARs and always requires version 3.0.1 of the servlet-api JAR from the local Maven repo, rather than the 3.0 version Tomcat supplies. I have no idea why this is ... can anyone explain?
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NuGet behind a proxy
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xml <system.net> <defaultProxy useDefaultCredentials="true" enabled="true"> </defaultProxy> <settings> <ipv6 enabled="true"/> </settings> </system.net...
Pros and Cons of SQLite and Shared Preferences [closed]
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FYI, there is a THIRD option: read/write XML to a file. (See android.util.xml classes). Appropriate for moderately complex data that can be read/written all at once. For example, a grid of values that user does not change frequently. Especially if it is data that yo...
How to customize a requirements.txt for multiple environments?
...nt configuration in two files (Pipfile and Pipfile.lock). Heroku's current Python buildpack natively supports pipenv and will configure itself from Pipfile.lock if it exists instead of requirements.txt.
See the pipenv link for full documentation of the tool.
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How to join two sets in one line without using “|”
...;> from operator import or_
>>> from functools import reduce # python3 required
>>> reduce(or_, [{1, 2, 3, 4}, {3, 4, 5, 6}])
set([1, 2, 3, 4, 5, 6])
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How do I disable a Pylint warning?
... same line), in Pylint 0.21.1 (if it matters: astng 0.20.1, common 0.50.3, Python 2.6.6 (r266:84292, Sep 15 2010, 16:22:56)).
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unbound method f() must be called with fibo_ instance as first argument (got classobj instance inste
In Python, I'm trying to run a method in a class and I get an error:
8 Answers
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What's the difference between globals(), locals(), and vars()?
... variables are copied into locals() again.
Two notes:
This behavior is CPython specific -- other Pythons may allow the updates to make it back to the local namespace automatically.
In CPython 2.x it is possible to make this work by putting an exec "pass" line in the function. This switches the fu...
Bare asterisk in function arguments?
...argument when you have no following keyword arguments.
See this answer or Python 3 documentation for more details.
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Printing without newline (print 'a',) prints a space, how to remove?
...0):
... sys.stdout.write('a')
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aaaaaaaaaaaaaaaaaaaa>>>
Python 3 changes the print statement into a print() function, which allows you to set an end parameter. You can use it in >=2.6 by importing from __future__. I'd avoid this in any serious 2.x code though, as it will be a l...