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How to round a number to significant figures in Python
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round_sig = lambda f,p: float(('%.' + str(p) + 'e') % f) allows you to adjust the number of significant digits!
– denizb
Aug 6 '17 at 22:43
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How to get my IP address programmatically on iOS/macOS?
I would like to obtain my iPad's IP address programmatically.
How can I query the networking subsystem to find out what my IPv4 (and IPv6) addresses are?
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Cherry pick using TortoiseGit
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Open "Show log", then I activated "All branches" and then I got visible all branches (with their commit history) and then the possibility to cherry pick got active as well (as noted before, I got a commit which wasn't present in the current branch).
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Getting attributes of a class
...gt;> inspect.getmembers(MyClass, lambda a:not(inspect.isroutine(a)))
[('__class__', type),
('__dict__',
<dictproxy {'__dict__': <attribute '__dict__' of 'MyClass' objects>,
'__doc__': None,
'__module__': '__main__',
'__weakref__': <attribute '__weakref__' of 'MyClass' obje...
Scala: What is the difference between Traversable and Iterable traits in Scala collections?
...ou an iterator which needs to use 3 integers for state, one of which is an index.
Considering that Traversable also offers foldLeft, foldRight, its foreach needs to traverse the elements in a known and fixed order. Therefore it's possible to implement an iterator for a Traversable. E.g.
def ite...
What is the difference between __init__ and __call__?
I want to know the difference between __init__ and __call__ methods.
13 Answers
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Redirect website after certain amount of time
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<meta HTTP-EQUIV="REFRESH" content="3; url=http://www.yourdomain.com/index.html">
The above HTML redirect code will redirect your visitors to another web page instantly. The content="3; may be changed to the number of seconds you want the browser to wait before redirecting. 4, 5, 8, 10 or ...
Get the first key name of a javascript object [duplicate]
... to execute significantly faster, O(1) rather than O(n). It's not silly at all.
– Steven Lu
Jan 8 '13 at 6:49
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Example of multipart/form-data
...6 is two hyphens shorter then the actual boundaries in the data. This is really, really hard to see with all the hyphens strung together.
– Fake Name
Jun 2 '17 at 6:39
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How to delete an old/unused Data Model Version in Xcode
...e using git. You can just discard unstaged changes.
git stash save --keep-index
Then you can drop that stash with a git stash drop command if you like.
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