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Is null reference possible?
Is this piece of code valid (and defined behavior)?
4 Answers
4
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Convert a python dict to a string and back
...but this data needs to be saved at some point during the program execution and loaded back into the dictionary object when the program is run again.
How would I convert a dictionary object into a string that can be written to a file and loaded back into a dictionary object? This will hopefully suppo...
When to use a Content Provider
I understand that Content Providers are made to allow publicly sharing data between applications. However, I'm wondering if anyone has thoughts about making a Content Provider to use just within your own app. Would there be any advantages to doing this? Any disadvantages?
...
Hibernate Criteria returns children multiple times with FetchType.EAGER
I have an Order class that has a list of OrderTransactions and I mapped it with a one-to-many Hibernate mapping like so:
...
How to use ArgumentCaptor for stubbing?
In Mockito documentation and javadocs it says
3 Answers
3
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Nested Models in Backbone.js, how to approach
...in the object, but all of that is actually pretty unmaintainable code IMO, and feels more of a hack than a solution.
Here's what I suggest for your example:
First define your Layout Model like so.
var layoutModel = Backbone.Model.extend({});
Then here's your image Model:
var imageModel = Backb...
How to generate service reference with only physical wsdl file
I have been creating and consuming web services for years and always have been able to use Visual Studio to create a service reference from the client. I have a third party service I need to work with and they refuse to open their security so I can see the wsdl and make the service reference. It's a...
Getting attributes of a class
...
Try the inspect module. getmembers and the various tests should be helpful.
EDIT:
For example,
class MyClass(object):
a = '12'
b = '34'
def myfunc(self):
return self.a
>>> import inspect
>>> inspect.getmembers(MyClass,...
Python - Create list with numbers between 2 values?
...nting by 0.5, the easiest option would probably be to use numpy's arange() and .tolist():
>>> import numpy as np
>>> np.arange(11, 17, 0.5).tolist()
[11.0, 11.5, 12.0, 12.5, 13.0, 13.5,
14.0, 14.5, 15.0, 15.5, 16.0, 16.5]
...
Python Pandas merge only certain columns
...e to only merge some columns? I have a DataFrame df1 with columns x, y, z, and df2 with columns x, a ,b, c, d, e, f, etc.
5...