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Django Rest Framework: Dynamically return subset of fields
...Django Rest Framework based API which enables the user to select only a subset of fields per resource.
8 Answers
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What are the differences between Generics in C# and Java… and Templates in C++? [closed]
... the .NET dll file, but at runtime the JIT compiler goes and builds a new set of code, as if you had written a special list class just for containing people - something like ListOfPerson.
The benefit of this is that it makes it really fast. There's no casting or any other stuff, and because the dll...
How to create composite primary key in SQL Server 2008
...mns you wish to form as a composite key
Right Click over those columns and Set Primary Key
To see the SQL you can then right click on the Table > Script Table As > Create To
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Is there any way to enforce typing on NSArray, NSMutableArray, etc.?
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@Logan, there is not only the set of scripts, that prevent building in case of any warning detected. Xcode has a perfect mechanism named "Configuration". Check this out boredzo.org/blog/archives/2009-11-07/warnings
– adnako
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write a shell script to ssh to a remote machine and execute commands
...x machines, and I need to write a shell script which will execute the same set of commands in each machine. (Including some sudo operations). How can this be done using shell scripting?
You can do this with ssh, for example:
#!/bin/bash
USERNAME=someUser
HOSTS="host1 host2 host3"
SCRIPT="pwd; ls"...
How to check if element in groovy array/hash/collection/list?
...quals() implementation to determine if those Ojbects are equal, and you've set it like this...
import groovy.transform.EqualsAndHashCode
@EqualsAndHashCode(includes = "settingNameId, value")
then the .contains(myObjectToCompareTo) will evaluate the data in myObjectToCompareTo with the data for ea...
Best way to store JSON in an HTML attribute?
...ite it back in using jQuery in the same way that it was in PHP? — You're setting attributes of DOM nodes, not generating raw HTML, the browser will take care of it.
– Quentin
Sep 6 '11 at 16:03
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Why doesn't Objective-C support private methods?
...mplementor of a class would not want to use all of the Objective-C feature set in the implementation, and that means that dynamic dispatch must happen. However, there is no particular reason why private methods couldn't be dispatched by a special variant of objc_msgSend(), since the compiler would ...
Is it expensive to use try-catch blocks even if an exception is never thrown?
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try has almost no expense at all. Instead of doing the work of setting up the try at runtime, the code's metadata is structured at compile time such that when an exception is thrown, it now does a relatively expensive operation of walking up the stack and seeing if any try blocks exist t...
C++ templates Turing-complete?
... enum { val = 1 };
}
const int num = Factorial<10>::val; // num set to 10! at compile time.
The point is to demonstrate that the compiler is completely evaluating the recursive definition until it reaches an answer.
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