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What does functools.wraps do?
... def with_logging(*args, **kwargs):
print(func.__name__ + " was called")
return func(*args, **kwargs)
return with_logging
then when you say
@logged
def f(x):
"""does some math"""
return x + x * x
it's exactly the same as saying
def f(x):
"""does some math"""
...
Difference between String replace() and replaceAll()
What's the difference between java.lang.String 's replace() and replaceAll() methods,
other than later uses regex? For simple substitutions like, replace . with / ,
is there any difference?
...
Class with Object as a parameter
... Table to be a new-style class (as opposed to "classic" class).
In Python3 all classes are new-style classes, so this is no longer necessary.
New style classes have a few special attributes that classic classes lack.
class Classic: pass
class NewStyle(object): pass
print(dir(Classic))
# ['__doc__...
How to get instance variables in Python?
Is there a built-in method in Python to get an array of all a class' instance variables? For example, if I have this code:
...
In what cases will HTTP_REFERER be empty
...vanced > Network, and uncheck "Send referrer information"
Spoofing web service:
http://referer.us/
Standalone filtering proxy (spoof any header):
Privoxy
Spoofing http_referer when using wget
‘--referer=url’
Spoofing http_referer when using curl
-e, --referer
Spoofing http_referer ...
To Workflow or Not to Workflow?
...izing an entities framework data context.
Most of the time using workflow services hosted in IIS/WAS is the best route when doing these long running type of workflows. That makes solving the versioning problem not to hard either, just have the first message return the workflow version and make that...
MVC Vs n-tier architecture
...n over the network, and maybe the app server also calls out to some remote services (say Authorize.net for payment processing).
MVC is a programming design pattern where different portions of code are responsible for representing the Model, View, and controller in some application. These two things...
UPDATE multiple tables in MySQL using LEFT JOIN
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Using logging in multiple modules
I have a small python project that has the following structure -
11 Answers
11
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How to combine two or more querysets in a Django view?
...sets into a list is the simplest approach. If the database will be hit for all querysets anyway (e.g. because the result needs to be sorted), this won't add further cost.
from itertools import chain
result_list = list(chain(page_list, article_list, post_list))
Using itertools.chain is faster than...