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hasNext in Python iterators?
Haven't Python iterators got a hasNext method?
13 Answers
13
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What's the best way to generate a UML diagram from Python source code? [closed]
A colleague is looking to generate UML class diagrams from heaps of Python source code.
He's primarily interested in the inheritance relationships, and mildly interested in compositional relationships, and doesn't care much about class attributes that are just Python primitives.
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How to select Python version in PyCharm?
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File -> Settings
Preferences->Project Interpreter->Python Interpreters
If it's not listed add it.
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Where to find Java JDK Source Code? [closed]
...in the Java API does. So I want the JDK Source Code.
Before I re-installed Linux I had the src.zip package with all the official source code in it. I just had to tell Eclipse where this file is and I could see the code. But now I don't have the file anymore...
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Parsing JSON with Unix tools
... do this with tools that are likely already installed on your system, like Python using the json module, and so avoid any extra dependencies, while still having the benefit of a proper JSON parser. The following assume you want to use UTF-8, which the original JSON should be encoded in and is what m...
Python idiom to return first item or None
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Python 2.6+
next(iter(your_list), None)
If your_list can be None:
next(iter(your_list or []), None)
Python 2.4
def get_first(iterable, default=None):
if iterable:
for item in iterable:
return it...
rsync error: failed to set times on “/foo/bar”: Operation not permitted
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Funny thing is I'm syncing ext3 to ext3 both OSes are linux. I've never had to use this switch before. -O did the trick, but I wish I didn't have to use it.
– d-_-b
Dec 14 '10 at 8:48
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How to disable python warnings
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There's the -W option.
python -W ignore foo.py
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How to install packages offline?
What's the best way to download a python package and it's dependencies from pypi for offline installation on another machine? Is there any easy way to do this with pip or easy_install? I'm trying to install the requests library on a FreeBSD box that is not connected to the internet.
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Python module os.chmod(file, 664) does not change the permission to rw-rw-r— but -w--wx----
Recently I am using Python module os, when I tried to change the permission of a file, I did not get the expected result. For example, I intended to change the permission to rw-rw-r--,
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