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What are the differences between Perl, Python, AWK and sed? [closed]
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In order of appearance, the languages are sed, awk, perl, python.
The sed program is a stream editor and is designed to apply the actions from a script to each line (or, more generally, to specified ranges of lines) of the input file or files. Its language is based on ed, the Unix ...
Is a Python dictionary an example of a hash table?
One of the basic data structures in Python is the dictionary, which allows one to record "keys" for looking up "values" of any type. Is this implemented internally as a hash table? If not, what is it?
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Use different Python version with virtualenv
I have a Debian system currently running with python 2.5.4. I got virtualenv properly installed, everything is working fine. Is there a possibility that I can use a virtualenv with a different version of Python?
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How to draw a line in android
...ride a View or use a Canvas yourself just simple and clean add the line in xml.
<View
android:layout_width="match_parent"
android:layout_height="1dp"
android:background="@android:color/black" />
The example code I provided will generate a line that fills the screen in width and has a he...
Saving utf-8 texts in json.dumps as UTF8, not as \u escape sequence
... json.dump("ברי צקלה", json_file, ensure_ascii=False)
Caveats for Python 2
For Python 2, there are some more caveats to take into account. If you are writing this to a file, you can use io.open() instead of open() to produce a file object that encodes Unicode values for you as you write, t...
Instance variables vs. class variables in Python
I have Python classes, of which I need only one instance at runtime, so it would be sufficient to have the attributes only once per class and not per instance. If there would be more than one instance (which won't happen), all instance should have the same configuration. I wonder which of the follow...
How to install 2 Anacondas (Python 2 and 3) on Mac OS
... I've just installed XCode (for c++ compiler) and Anaconda with the latest Python 3 (for myself). Now I'm wondering how to install properly second Anaconda (for work) with Python 2?
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filter items in a python dictionary where keys contain a specific string
I'm a C coder developing something in python. I know how to do the following in C (and hence in C-like logic applied to python), but I'm wondering what the 'Python' way of doing it is.
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Can I use `pip` instead of `easy_install` for `python setup.py install` dependency resolution?
python setup.py install will automatically install packages listed in requires=[] using easy_install . How do I get it to use pip instead?
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...build\intermediates\res\merged\layout\abc_alert_dialog_button_bar_material.xml: note: using v22 attributes; synthesizing resource appinventor.ai_18721201607.BLtalka:layout/abc_alert_dialog_button_bar_material for configuration v22.
D:\ChineseAppInventor\resources\app.asar.unpacked\tmp\1781143258366_...