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How do I clone a Django model instance object and save it to the database?
...objects one by one. If you don't want the call to the database, just do:
from copy import deepcopy
new_instance = deepcopy(object_you_want_copied)
new_instance.id = None
new_instance.save()
It does the same thing as some of these other answers, but it doesn't make the database call to retrieve ...
How to check if a user is logged in (how to properly use user.is_authenticated)?
...ser }}</p>
{% endif %}
In you controller functions add decorator:
from django.contrib.auth.decorators import login_required
@login_required
def privateFunction(request):
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What is the difference between an int and an Integer in Java and C#?
...ce (or more accurately have references passed by value), and are allocated from the heap. Conversely, primitives are immutable types that are passed by value and are often allocated from the stack.
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What is java interface equivalent in Ruby?
...e Add method must even add at all, it might just as well remove an element from the collection.
This is a perfectly valid implementation of that interface:
class MyCollection<E> implements java.util.List<E> {
void add(int index, E element)
throws UnsupportedOperationException...
super() in Java
...of the type of argument1 (if exists).
Also it can be used to call methods from the parent. I.e. super.aMethod()
More info and tutorial here
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Can I get JSON to load into an OrderedDict?
...stance for other purposes) like so:
>>> import json
>>> from collections import OrderedDict
>>> data = json.loads('{"foo":1, "bar": 2}', object_pairs_hook=OrderedDict)
>>> print json.dumps(data, indent=4)
{
"foo": 1,
"bar": 2
}
>>>
Using json....
inject bean reference into a Quartz job in Spring?
...t since it searches for a web application context. I had to use the answer from @jelies
– Wim Deblauwe
Jan 20 '15 at 16:23
5
...
Cooler ASCII Spinners? [closed]
...-~-~-~-~"+nl+
"~ejm97~-~-~-~-~-~-~-~-~-~-~-~-~-~-~-"], // "Fishing" taken from http://asciimator.net/kangaroo/fishing.html
];
for (var s = 0; s < spinners.length; ++s) {
var spinner = spinners[s];
var div = document.createElement('div');
var el = document.createElement('pre');
...
How to define multiple CSS attributes in jQuery?
... @redsquare Please consider adding the following to your answer. From jQuery API: For example, jQuery understands and returns the correct value for both .css({ "background-color": "#ffe", "border-left": "5px solid #ccc" }) and .css({backgroundColor: "#ffe", borderLeft: "5px solid #ccc" })....
How to fix committing to the wrong Git branch?
...ng: 1) Rename current 'master' to 'my_feature'. 2) Recreate local 'master' from 'origin/master'. I'm not sure what egit is doing under the hood for these operations but this seems to be a viable solution
– mjj1409
Oct 30 '14 at 16:03
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