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Django rest framework, use different serializers in the same ModelViewSet
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Override your get_serializer_class method. This method is used in your model mixins to retrieve the proper Serializer class.
Note that there is also a get_serializer method which returns an instance of the correct Serializer
class DualSeri...
Type hinting a collection of a specified type
...ntainers.
In other words, now you can do:
from typing import List
def my_func(l: List[int]):
pass
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R cannot be resolved - Android error
... installed the new Android SDK. I wanted to create a simple application to test drive it.
108 Answers
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Why is it not possible to extend annotations in Java?
...ce F {} class a{ @F public void S() {} } @Test public void blahTest() throws NoSuchMethodException { Method m = a.class.getMethod("S"); System.out.println(m.isAnnotationPresent(C.class)); }
– user1615664
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Best explanation for languages without null
... middleLen = p.middleName match {
case Some(x) => x.length
case _ => 0
}
p.firstName.length + middleLen + p.lastName.length
}
there's not much difference! But it's also a terrible way to use Options... This approach is much cleaner:
def fullNameLength(p:Person) = {
val middl...
I can’t find the Android keytool
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Got it: C:\Program Files\Java\jdk1.6.0_14\bin Thanks
– Tim
Jun 8 '10 at 15:05
5
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How to increase the vertical split window size in Vim
... :winc = This will also make them equal.
– nitin_cherian
Nov 13 '13 at 5:29
2
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How can i tell if an object has a key value observer attached
...SMutableArray like this:
- (void)addObservedObject:(id)object {
if (![_observedObjects containsObject:object]) {
[_observedObjects addObject:object];
}
}
If you want to unobserve the objects you can do something like:
for (id object in _observedObjects) {
if ([object isKindOf...
Explode PHP string by new line
...mment to the first answer, the best practice is to use the PHP constant PHP_EOL which represents the current system's EOL (End Of Line).
$skuList = explode(PHP_EOL, $_POST['skuList']);
PHP provides a lot of other very useful constants that you can use to make your code system independent, see thi...
How to set Java environment path in Ubuntu
...le /etc/profile
sudo gedit /etc/profile
Add following lines in end
JAVA_HOME=/usr/lib/jvm/jdk1.7.0
PATH=$PATH:$HOME/bin:$JAVA_HOME/bin
export JAVA_HOME
export JRE_HOME
export PATH
Then Log out and Log in ubuntu for setting up the paths...
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