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Prevent browser caching of AJAX call result
....getTime(), which will avoid collisions unless you have multiple requests happening within the same millisecond:
$.get('/getdata?_=' + new Date().getTime(), function(data) {
console.log(data);
});
Edit: This answer is several years old. It still works (hence I haven't deleted it), but there ...
MVVM in WPF - How to alert ViewModel of changes in Model… or should I?
...is needed for the system you have described.
In an ideal MVVM world, your application is comprised of your ViewModels, and your Models are the just the blocks used to build your application. They typically only contain data, so would not have methods such as DrawCard() (that would be in a ViewModel...
Delete multiple objects in django
... own, combine ModelForms and generic views. Otherwise, look into 3rd party apps that provide similar functionality. In a related question, the recommendation was django-filter.
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What's the equivalent of Java's Thread.sleep() in Objective-C/Cocoa?
... testing purposes. I can simulate some network delays to make sure that my app responds properly. Currently I'm testing against a local web server, so everything is essentially instantaneous.
– brantonb
Feb 24 '10 at 2:26
...
Representing Directory & File Structure in Markdown Syntax [closed]
...
I followed an example in another repository and wrapped the directory structure within a pair of triple backticks (```):
```
project
│ README.md
│ file001.txt
│
└───folder1
│ │ file011.txt
│ │ file012.txt
│ │
│ └───subf...
python NameError: global name '__file__' is not defined
...
This error comes when you append this line os.path.join(os.path.dirname(__file__)) in python interactive shell.
Python Shell doesn't detect current file path in __file__ and it's related to your filepath in which you added this line
So you should w...
Is there a way to get version from package.json in nodejs code?
Is there a way to get the version set in package.json in a nodejs app? I would want something like this
19 Answers
...
Django migration strategy for renaming a model and relationship fields
...
class Migration(migrations.Migration):
dependencies = [
('myapp', '0001_initial'),
]
operations = [
migrations.RenameModel('Foo', 'Bar'),
migrations.RenameField('AnotherModel', 'foo', 'bar'),
migrations.RenameField('YetAnotherModel', 'foo', 'bar')
...
What is Rack middleware?
...and optionally include them) is a great help in developing well structured applications.
Community
There's also a great eco-system developing around Rack Middleware - you should be able to find pre-built rack components to do all of the steps above and more. See the Rack GitHub wiki for a list of ...
How to Unit test with different settings in Django?
...
EDIT: This answer applies if you want to change settings for a small number of specific tests.
Since Django 1.4, there are ways to override settings during tests:
https://docs.djangoproject.com/en/dev/topics/testing/tools/#overriding-settings...