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How do I access the request object or any other variable in a form's clean() method?
...e weirdness otherwise.
class MyModelAdmin(admin.ModelAdmin):
form = MyCustomForm
def get_form(self, request, obj=None, **kwargs):
ModelForm = super(MyModelAdmin, self).get_form(request, obj, **kwargs)
class ModelFormWithRequest(ModelForm):
def __new__(cls, *args,...
Change Circle color of radio button
...Working on API pre 21 as well as post 21.
In your styles.xml put:
<!-- custom style -->
<style name="radionbutton"
parent="Base.Widget.AppCompat.CompoundButton.RadioButton">
<item name="android:button">@drawable/radiobutton_drawable</item>
<item name="andro...
Font from origin has been blocked from loading by Cross-Origin Resource Sharing policy
..._URI} [R=301,L]
</IfModule>
http://ce3wiki.theturninggate.net/doku.php?id=cross-domain_issues_broken_web_fonts
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git - skipping specific commits when merging
...page:
Depending on the workflow it's possible to have maintenance or
customer-specific branches along with the master branch. These
branches are also called LTS branches.
Oftentimes the hot fixes go into the branches where the bug was
reported and then the commit is merged back into t...
Trust Store vs Key Store - creating with keytool
...elf used by SSLSocketFactory.getDefault() for example. (All of this can be customized via the API in a number of places, if you don't want to use the default values and that specific SSLContexts for a given purpose.)
The difference between the KeyManager and TrustManager (and thus between javax.net...
How to set a Django model field's default value to a function call / callable (e.g., a date relative
...le object to default argument. It can be a datetime.today function or your custom function. Then it gets evaluated every time you request a new default value.
def get_deadline():
return datetime.today() + timedelta(days=20)
class Bill(models.Model):
name = models.CharField(max_length=50)
...
Label encoding across multiple columns in scikit-learn
...based in part on Zac Stewart's excellent blog post found here.
Creating a custom encoder involves simply creating a class that responds to the fit(), transform(), and fit_transform() methods. In your case, a good start might be something like this:
import pandas as pd
from sklearn.preprocessing i...
How to create duplicate allowed attributes
I'm using a custom attribute inherited from an attribute class. I'm using it like this:
6 Answers
...
CSS3's border-radius property and border-collapse:collapse don't mix. How can I use border-radius to
...e a demo here.
Given the following HTML:
SEE example below:
.custom-table{margin:30px;}
table {
border-collapse: separate;
border-spacing: 0;
min-width: 350px;
}
table tr th,
table tr td {
border-right: 1px solid #bbb;
...
How to Turn Off Showing Whitespace Characters in Visual Studio IDE
...hall be turned on and off via mouse click, then follow this instruction:
Customize the desired toolbar
Click on Customize...
Click on Add Command...
Go to Edit and chose Toggle Visual Space
Click on OK
Tested with Visual Studio 2019.
...