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In Windows Azure: What are web role, worker role and VM role?
The application I work on contains a web role: it's a simple web application. I needed to host the application in Windows Azure, so I created a web role. I actually want to know what these roles are for. What is their significance coding wise or storage wise?
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Best architectural approaches for building iOS networking applications (REST clients)
...ess I'm still confused. What is the best architecture for an iOS networked application? I mean basic abstract framework, patterns, which will fit every networking application whether it is a small app which only have a few server requests or a complex REST client. Apple recommends to use MVC as a ...
How do I override __getattr__ in Python without breaking the default behavior?
I want to override the __getattr__ method on a class to do something fancy but I don't want to break the default behavior.
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Implementing slicing in __getitem__
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The __getitem__() method will receive a slice object when the object is sliced. Simply look at the start, stop, and step members of the slice object in order to get the components for the slice.
>>> class C(object):
......
Catching an exception while using a Python 'with' statement
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from __future__ import with_statement
try:
with open( "a.txt" ) as f :
print f.readlines()
except EnvironmentError: # parent of IOError, OSError *and* WindowsError where available
print 'oops'
If you want differ...
In which case do you use the JPA @JoinTable annotation?
...ble named Task and add a foreign key column to the task table named project_id:
Project Task
------- ----
id id
name name
project_id
This way, it will be possible to determine the project for each row in the task table. If you use this approach, in your e...
How do I type using my keyboard on the iphone simulator?
...and press (command+shift+G) then navigate ~/Library/Preferences.
Move com.apple.iphonesimulator.plist to the trash.
Try launching your iPhone app in the simulator again.
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What does the caret operator (^) in Python do?
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It invokes the __xor__() or __rxor__() method of the object as needed, which for integer types does a bitwise exclusive-or.
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Clearing localStorage in javascript?
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@BakedInhalf not at all. Maybe your app sets it over again?
– destan
Jun 19 '14 at 12:51
5
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What does “mro()” do?
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Follow along...:
>>> class A(object): pass
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>>> A.__mro__
(<class '__main__.A'>, <type 'object'>)
>>> class B(A): pass
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>>> B.__mro__
(<class '__main__.B'>, <class '__main__.A'>, <type 'object'>)
>>> class C(A): pa...