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Which maven dependencies to include for spring 3.0?
...am kinda confused, what modules I have to define as dependencies in my pom.xml. I just want to use the core container functions (beans, core, context, el).
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What are some (concrete) use-cases for metaclasses?
...ling to actually change these values. Maybe David Beazley can.
Anyway, in Python 3, metaclasses also have the __prepare__ method, which lets you evaluate the class body into a mapping other than a dict, thus supporting ordered attributes, overloaded attributes, and other wicked cool stuff:
import ...
Problems with pip install numpy - RuntimeError: Broken toolchain: cannot link a simple C program
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For Docker (Alpine) and Python 3.x this worked for me:
RUN apk update
RUN apk add make automake gcc g++ subversion python3-dev
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How can I convert a dictionary into a list of tuples?
...ay.1 Sort it or organize it as necessary.
See: items(), iteritems()
In Python 3.x, you would not use iteritems (which no longer exists), but instead use items, which now returns a "view" into the dictionary items. See the What's New document for Python 3.0, and the new documentation on views.
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How to remove a key from a Python dictionary?
...t find one or the other easier to read, which is fine. Both are idiomatic Python, so choose whatever you prefer. But claiming that this answer is more complex or inefficient simply makes no sense.
– Sven Marnach
Jun 15 '17 at 18:44
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Pretty graphs and charts in Python [closed]
...hat are the available libraries for creating pretty charts and graphs in a Python application?
15 Answers
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How to send an email with Python?
...r to send email. Please look at the following example (reproduced from the Python documentation). Notice that if you follow this approach, the "simple" task is indeed simple, and the more complex tasks (like attaching binary objects or sending plain/HTML multipart messages) are accomplished very rap...
Writing to an Excel spreadsheet
I am new to Python. I need to write some data from my program to a spreadsheet. I've searched online and there seem to be many packages available (xlwt, XlsXcessive, openpyxl). Others suggest to write to a .csv file (never used CSV and don't really understand what it is).
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Jinja2 shorthand conditional
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Alternative way (but it's not python style. It's JS style)
{{ files and 'Update' or 'Continue' }}
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The tilde operator in Python
What's the usage of the tilde operator in Python?
7 Answers
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