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How to use permission_required decorators on django class-based views
...ort method_decorator
def class_view_decorator(function_decorator):
"""Convert a function based decorator into a class based decorator usable
on class based Views.
Can't subclass the `View` as it breaks inheritance (super in particular),
so we monkey-patch instead.
"""
def ...
Does JSON syntax allow duplicate keys in an object?
...<a>x</a>
<a>y</a>
</object>
When this is converted into JSON, you get the following:
{
"object": {
"a": [
"x",
"y"
]
}
}
A natural mapping from a language that handles what you might call duplicate keys to another, can serve as a potential...
“Unknown class in Interface Builder file” error at runtime
Even though Interface Builder is aware of a MyClass , I get an error when starting the application.
46 Answers
...
Fetch first element which matches criteria
...ass Stop {
private final String stationName;
private final int passengerCount;
Stop(final String stationName, final int passengerCount) {
this.stationName = stationName;
this.passengerCount = passengerCount;
}
}
List<Stop>...
What is the best way to paginate results in SQL Server
... makes pagination similar to MySQL. Follow this link to learn how. It's an interesting article: dbadiaries.com/…
– Arash
Dec 20 '13 at 13:49
|
...
String to LocalDate
How can i convert a string to a LocalDate ?
5 Answers
5
...
Change private static final field using Java reflection
...fiers");
modifiersField.setAccessible(true);
modifiersField.setInt(field, field.getModifiers() & ~Modifier.FINAL);
field.set(null, newValue);
}
public static void main(String args[]) throws Exception {
setFinalStatic(Boolean.class.getField("FALSE"), true);
...
How to add reference to a method parameter in javadoc?
... the <code>value</code> array.
*/
public String(char value[], int offset, int count) {
if (offset < 0) {
throw new StringIndexOutOfBoundsException(offset);
}
if (count < 0) {
throw new StringIndexOutOfBoundsException(count);
}
// Note: offset or...
Why does writeObject throw java.io.NotSerializableException and how do I fix it?
... its data and it's third party, you may want to wrap the third party class into your own class, which implements Serializable and uses readObject() and writeObject() to manually serialize the data of the third party class. In some cases this might be a reasonable approach. stackoverflow.com/a/129635...
Django ManyToMany filter()
...[<id1>, <id2>, <id3>])
# and by zone object (object gets converted to pk under the covers)
users_in_zones = User.objects.filter(zones__in=[zone1, zone2, zone3])
The double underscore (__) syntax is used all over the place when working with querysets.
...