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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 opposite of 'make install', i.e. how do you uninstall a library in Linux?
...orts creating other types of package, e.g. RPM.
See also http://community.linuxmint.com/tutorial/view/162 and some basic checkinstall usage and debian checkinstall package.
*: If you're reading this after having installed with make install you can still follow the above instructions and do a dpk...
What is sys.maxint in Python 3?
...resent a maximum integer, and I've read to use "sys.maxint" . However, in Python 3 when I call it I get:
6 Answers
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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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Comparison of full text search engine - Lucene, Sphinx, Postgresql, MySQL?
...s guy, so I've no idea how easy it is to implement with Django. There is a Python API that comes with the Sphinx source though.
The search service daemon (searchd) is pretty low on memory usage - and you can set limits on how much memory the indexer process uses too.
Scalability is where my knowledg...
How to select Python version in PyCharm?
...
File -> Settings
Preferences->Project Interpreter->Python Interpreters
If it's not listed add it.
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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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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...
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 2.7 getting user input and manipulating as string without quotations
...input("Ask user for something.")
input() actually evaluates the input as Python code. I suggest to never use it. raw_input() returns the verbatim string entered by the user.
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