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Is there a performance impact when calling ToList()?
...As do not and will just require some cast or simple operation.
Additional details on List<T>
Here is a little more detail on how List<T> works in case you're interested :)
A List<T> also uses a construct called a dynamic array which needs to be resized on demand, this resize eve...
What are the best use cases for Akka framework [closed]
...ka in a large scale Telco project (unfortunately I can't disclose a lot of details).
Akka actors are deployed and accessed remotely by a web application. In this way, we have a simplified RPC model based on Google protobuffer and we achieve parallelism using Akka Futures.
So far, this model has work...
Why 0 is true but false is 1 in the shell?
...k pretty easily for success, and investigate the particular error for more details if you want to. A lot of APIs and frameworks have a similar convention - functions that succeed return 0 and and those that fail give back an error code describing the particular failure case.
...
What does functools.wraps do?
...ver we use For eg: @wraps followed by our own wrapper function. As per the details given in this link , it says that
functools.wraps is convenience function for invoking update_wrapper() as a function decorator, when defining a wrapper function.
It is equivalent to partial(update_wrapper, wrapped...
How to organize a node app that uses sequelize?
...ad the models from the singleton instead.
The longer story
Here is a more detailed description of this solution with the corresponding source code:
http://jeydotc.github.io/blog/2012/10/30/EXPRESS-WITH-SEQUELIZE.html
EDIT: This is a very old answer! (read down for info)
It's old and limited in many...
Can enums be subclassed to add new elements?
...
Can you provide more details (code :)) about this pattern?
– Dherik
Aug 25 '16 at 13:13
5
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Difference between malloc and calloc?
...loc instead and perform my own initialization.
Finally, another important detail is that calloc is required to calculate the final block size internally, by multiplying element size by number of elements. While doing that, calloc must watch for possible arithmetic overflow. It will result in unsucc...
Design Patterns: Factory vs Factory method vs Abstract Factory
... want to provide a library of products without exposing the implementation details.
Abstract Factory classes are often implemented with Factory Method. Factory Methods are usually called within Template Methods.
And also if possible, any java examples related to these patterns?
Factory ...
Python subprocess.Popen “OSError: [Errno 12] Cannot allocate memory”
... answer was not actually found. I am re-asking this question including all details provided in the original question.
8 Ans...
How do I determine the size of an object in Python?
...nd this is not well-documented because it is considered an implementation detail (see bugs.python.org/issue15436). Don't expect this function to cover everything - modify it as needed to best suit your use-cases.
– Aaron Hall♦
Jul 28 at 16:53
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