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How can I make a weak protocol reference in 'pure' Swift (without @objc)
...need to declare the type of the protocol as AnyObject.
protocol ProtocolNameDelegate: AnyObject {
// Protocol stuff goes here
}
class SomeClass {
weak var delegate: ProtocolNameDelegate?
}
Using AnyObject you say that only classes can conform to this protocol, whereas structs or enums ca...
.war vs .ear file
...JB modules which contain enterprise java beans (class files) and EJB deployment descriptor are packed as JAR files with .jar extension
WAR:
Web modules which contain Servlet class files, JSP Files, supporting files, GIF and HTML files are packaged as a JAR file with .war (web archive) exten...
Git push rejected after feature branch rebase
...
The problem is that git push assumes that remote branch can be fast-forwarded to your local branch, that is that all the difference between local and remote branches is in local having some new commits at the end like that:
Z--X--R <- origin/some...
How do I specify different Layouts in the ASP.NET MVC 3 razor ViewStart file?
... say one is for the Public section of the website and the other is for the Member side.
3 Answers
...
multi-step registration process issues in asp.net mvc (split viewmodels, single model)
...attributes specific to this given view. So if you have 3 steps wizard this means that you will have 3 view models, one for each step:
public class Step1ViewModel
{
[Required]
public string SomeProperty { get; set; }
...
}
public class Step2ViewModel
{
[Required]
public string ...
Extract substring using regexp in plain bash
I'm trying to extract the time from a string using bash, and I'm having a hard time figuring it out.
4 Answers
...
How do I perform the SQL Join equivalent in MongoDB?
...lt;collection to join>,
localField: <field from the input documents>,
foreignField: <field from the documents of the "from" collection>,
as: <output array field>
}
}
Of course Mongo is not a relational database, and the devs are being careful to recom...
How to use permission_required decorators on django class-based views
...k. My question is this, I need to require login in all the views, and in some of them, specific permissions. In function-based views I do that with @permission_required() and the login_required attribute in the view, but I don't know how to do this on the new views. Is there some section in the djan...
Simple Log to File example for django 1.3+
...uly love this so much here is your working example! Seriously this is awesome!
Start by putting this in your settings.py
LOGGING = {
'version': 1,
'disable_existing_loggers': True,
'formatters': {
'standard': {
'format' : "[%(asctime)s] %(levelname)s [%(name)s:%(lin...
How to capture the “virtual keyboard show/hide” event in Android?
... val showingKeyboard = view.rootWindowInsets.isVisible(WindowInsets.Type.ime())
// now use the boolean for something
}
})
You can also listen to the animation of showing/hiding the keyboard and do a corresponding transition.
I recommend reading Android 11 preview and the corresponding ...