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Difference between List, List, List, List, and List
...the differences between List, List<?>, List<T>, List<E>, and List<Object>?
10 Answers
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Default behavior of “git push” without a branch specified
I use the following command to push to my remote branch:
12 Answers
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Use URI builder in Android or create URL with variables
I'm developing an Android app. I need to build a URI for my app to make an API request. Unless there's another way to put a variable in a URI, this is the easiest way I've found. I found that you need to use Uri.Builder , but I'm not quite sure how to. My url is:
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How to use Session attributes in Spring-mvc
...)request.getSession().setAttribute("cart",value);
return "testJsp";
}
and you can get it from controller like this :
ShoppingCart cart = (ShoppingCart)session.getAttribute("cart");
Make your controller session scoped
@Controller
@Scope("session")
Scope the Objects ,for example you have user...
Importing a Swift protocol in Objective-C class
...however, you can add the protocol to the private @interface in the .m file and it fixes things (at least it has for me on occasion). So above your @implementation have @interface MyController() <AnalyticProtocol>.
– Adam
Oct 5 '15 at 19:36
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How do I remove documents using Node.js Mongoose?
....5.3 - remove() is now deprecated. Use deleteOne(), deleteMany() or findOneAndDelete() instead.
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Trim last character from a string
...- Removes all occurrences of
white space characters from the
beginning and end of this instance.
MSDN-Trim
Under this definition removing only last character from string is bad solution.
So if we want to "Trim last character from string" we should do something like this
Example as extens...
EF Migrations: Rollback last applied migration?
... answered Aug 13 '12 at 18:38
Andrew PetersAndrew Peters
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Javascript - removing undefined fields from an object [duplicate]
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A one-liner using ES6 arrow function and ternary operator:
Object.keys(obj).forEach(key => obj[key] === undefined ? delete obj[key] : {});
Or use short-circuit evaluation instead of ternary: (@Matt Langlois, thanks for the info!)
Object.keys(obj).forEach(...
Refresh image with a new one at the same url
...ppend the current timestamp automatically when you are creating the image, and it will make the browser look again for the image instead of retrieving the one in the cache.
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