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Deep cloning objects
I want to do something like:
49 Answers
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List all the modules that are part of a python package?
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Yes, you want something based on pkgutil or similar -- this way you can treat all packages alike regardless if they are in eggs or zips or so (where os.listdir won't help).
import pkgutil
# this is the package we are inspecting -- for exam...
How to call an external command?
... the "real" status code, better error handling, etc...).
The official documentation recommends the subprocess module over the alternative os.system():
The subprocess module provides more powerful facilities for spawning new processes and retrieving their results; using that module is preferable...
Prefer composition over inheritance?
...above is:
Does TypeB want to expose the complete interface (all public methods no less) of TypeA such that TypeB can be used where TypeA is expected? Indicates Inheritance.
e.g. A Cessna biplane will expose the complete interface of an airplane, if not more. So that makes it fit to derive fro...
Merge, update, and pull Git branches without using checkouts
... a project that has 2 branches, A and B. I typically work on branch A, and merge stuff from branch B. For the merging, I would typically do:
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Can an angular directive pass arguments to functions in expressions specified in the directive's att
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If you declare your callback as mentioned by @lex82 like
callback = "callback(item.id, arg2)"
You can call the callback method in the directive scope with object map and it would do the binding correctly. Like
scope.callback({arg2:"some value"});
with...
How do I profile memory usage in Python?
I've recently become interested in algorithms and have begun exploring them by writing a naive implementation and then optimizing it in various ways.
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What is Domain Driven Design?
Can somebody please explain (in succinct terms) what exactly is domain driven design? I see the term quite a lot but really don't understand what it is or what it looks like. How does it differ from non-domain driven design?
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Apply multiple functions to multiple groupby columns
The docs show how to apply multiple functions on a groupby object at a time using a dict with the output column names as the keys:
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What do the terms “CPU bound” and “I/O bound” mean?
What do the terms "CPU bound" and "I/O bound" mean?
11 Answers
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