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Override devise registrations controller
I have added a field to the sign-up form that is based on a different model, see How do I use nested attributes with the devise model for the gory details. This part is working fine.
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How are Anonymous inner classes used in Java?
What is the use of anonymous classes in Java? Can we say that usage of anonymous class is one of the advantages of Java?
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os.walk without digging into directories below
How do I limit os.walk to only return files in the directory I provide it?
20 Answers
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What does `someObject.new` do in Java?
In Java, I have just found out that the following code is legal:
5 Answers
5
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Is it ever advantageous to use 'goto' in a language that supports loops and functions? If so, why?
I've long been under the impression that goto should never be used if possible. While perusing libavcodec (which is written in C) the other day, I noticed multiple uses of it. Is it ever advantageous to use goto in a language that supports loops and functions? If so, why?
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How to get the source directory of a Bash script from within the script itself?
How do I get the path of the directory in which a Bash script is located, inside that script?
67 Answers
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Saving an Object (Data persistence)
...e pickle module in the standard library.
Here's an elementary application of it to your example:
import pickle
class Company(object):
def __init__(self, name, value):
self.name = name
self.value = value
with open('company_data.pkl', 'wb') as output:
company1 = Company('ban...
How to disallow temporaries
For a class Foo, is there a way to disallow constructing it without giving it a name?
10 Answers
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How to extract one column of a csv file
If I have a csv file, is there a quick bash way to print out the contents of only any single column? It is safe to assume that each row has the same number of columns, but each column's content would have different length.
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Concrete Javascript Regex for Accented Characters (Diacritics)
I've looked on Stack Overflow ( replacing characters.. eh , how JavaScript doesn't follow the Unicode standard concerning RegExp , etc.) and haven't really found a concrete answer to the question:
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