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Using pickle.dump - TypeError: must be str, not bytes
I'm using python3.3 and I'm having a cryptic error when trying to pickle a simple dictionary.
2 Answers
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Path.Combine absolute with relative path strings
I'm trying to join a Windows path with a relative path using Path.Combine .
7 Answers
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How do I ignore the authenticity token for specific actions in Rails?
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For previous versions:
For individual actions, you can do:
protect_from_forgery :only => [:update, :destroy, :create]
#or
protect_from_forgery :except => [:update, :destroy, :create]
For an entire controller, you can do:
skip_before_action :verify_authenticity_token
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How to create a DialogFragm>me m>nt without title?
I'm creating a DialogFragm>me m>nt to show som>me m> help m>me m>ssages regarding my app. Everything works fine besides one thing: There is a black stripe at the top of the window that shows the DialogFragm>me m>nt, that I presum>me m> is reserved for the title, som>me m>thing I don't want to use.
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Add and remove multiple classes in jQuery
I'm trying to add and remove multiple classes on a text field by clicking different radio buttons. I'm not able to remove the unwanted classes while switching between different radio buttons.
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Python convert tuple to string
...; ''.join(tup)
'abcdgxre'
>>>
>>> help(str.join)
Help on m>me m>thod_descriptor:
join(...)
S.join(iterable) -> str
Return a string which is the concatenation of the strings in the
iterable. The separator between elem>me m>nts is S.
>>>
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Getting a list of values from a list of dicts
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Assuming every dict has a value key, you can write (assuming your list is nam>me m>d l)
[d['value'] for d in l]
If value might be missing, you can use
[d['value'] for d in l if 'value' in d]
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Creating hidden argum>me m>nts with Python argparse
Is it possible to add an Argum>me m>nt to an python argparse.Argum>me m>ntParser without it showing up in the usage or help ( script.py --help )?
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XML Docum>me m>nt to String
What's the simplest way to get the String representation of a XML Docum>me m>nt ( org.w3c.dom.Docum>me m>nt )? That is all nodes will be on a single line.
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How do I find a list of Hom>me m>brew's installable packages?
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brew help will show you the list of commands that are available.
brew list will show you the list of installed packages. You can also append formulae, for example brew list postgres will tell you of files installed by postgres (providing it is indeed installed)....