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Extract method to already existing interface with ReSharper
... didn't even try that option because I thought it had to do with inherited base classes only. I could bet Extract Interface was the right choice... Anyway, thanks!
– Johan Danforth
Feb 21 '10 at 15:05
...
What does “where T : class, new()” mean?
...ther constraints, the new() constraint must be specified last.
where T : [base class name]
The type argument must be or derive from the specified base class.
where T : [interface name]
The type argument must be or implement the specified interface. Multiple interface constraints can be specified...
How to pass values between Fragments
...ata from fragment to activity
Intent intent = new Intent(getActivity().getBaseContext(),
TargetActivity.class);
intent.putExtra("message", message);
getActivity().startActivity(intent);
step 2.to receive this data in Activity:
Intent intent...
HTTP POST Returns Error: 417 “Expectation Failed.”
...etWebRequest(Uri uri)
{
HttpWebRequest request = (HttpWebRequest)base.GetWebRequest(uri);
request.ProtocolVersion = HttpVersion.Version10;
return request;
}
}
(where MyWS is the proxy the Add Web Reference wizard spat out at you.)
UPDATE: Here's an impl I'm using in pr...
Rails Object to hash
...utes appear, by doing something like this :
class Post < ActiveRecord::Base
def as_json(*args)
{
:name => "My name is '#{self.name}'",
:post_number => "Post ##{self.post_number}",
}
end
end
Then, with the same instance as above, will output :
{
:name => "M...
Create empty queryset by default in django form fields
...
In the use case that your queryset changes in your view based on url parameters. Then in your view you set the correct queryset like so: edit_form.fields["asset"].queryset = Asset.objects.filter(location_id=location_id)
– radtek
May 13 '14 at...
Resizing UITableView to fit content
...out KVO, DispatchQueue, or setting constraints yourself.
This solution is based on Gulz's answer.
1) Create a subclass of UITableView:
import UIKit
final class ContentSizedTableView: UITableView {
override var contentSize:CGSize {
didSet {
invalidateIntrinsicContentSize()...
Why does C++ rand() seem to generate only numbers of the same order of magnitude?
...
You need to be more precise: you want different base 2 logarithm values but what distribution do you want for this? The standard rand() functions generate a uniform distribution, you will need to transform this output using the quantile function associated with the distrib...
Database design for a survey [closed]
I need to create a survey where answers are stored in a database. I'm just wondering what would be the best way to implement this in the database, specifically the tables required. The survey contains different types of questions. For example: text fields for comments, multiple choice questions, and...
How to override !important?
..... In my case I have to deal with templates that pull their CSS from a database somewhere. I grep the DB dump and it shows me it comes from a 1MB json blob. Not very useful to me in finding where to change it, forcing me to add CSS to a code file, the way it should be done, except with these nasty h...