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Fluent and Query Expression — Is there any benefit(s) of one over other?
LINQ is one of the greatest improvements to .NET since generics and it saves me tons of time, and lines of code. However, the fluent syntax seems to come much more natural to me than the query expression syntax.
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Java: Calling a super method which calls an overridden method
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could someone please upload a diagram of this(pun intended) going through the stack? thanks in advance!
– laycat
Apr 16 '14 at 13:39
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AngularJS: how to implement a simple file upload with multipart form?
...om AngularJS to a node.js server,
the form should contain a JSON object in one part and an image in the other part,
(I'm currently posting only the JSON object with $resource)
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How to make a great R reproducible example
...upvotes.
Producing a minimal dataset
For most cases, this can be easily done by just providing a vector/data frame with some values. Or you can use one of the built-in datasets, which are provided with most packages.
A comprehensive list of built-in datasets can be seen with library(help = "datase...
How to create an empty file at the command line in Windows?
....cmd 0 # to create a file on a mapped drive
Nomad mentions an original one:
C:\Users\VonC\prog\tests>aaaa > empty_file
'aaaa' is not recognized as an internal or external command, operable program or batch file.
C:\Users\VonC\prog\tests>dir
Folder C:\Users\VonC\prog\tests
27/11/201...
How to unescape HTML character entities in Java?
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The libraries mentioned in other answers would be fine solutions, but if you already happen to be digging through real-world html in your project, the Jsoup project has a lot more to offer than just managing "ampersand pound FFFF semicolon" thi...
How do I set the time zone of MySQL?
On one server, when I run:
19 Answers
19
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Android: ProgressDialog.show() crashes with getApplicationContext
... returning just points to null. I think you're having a problem similar to one I had in that some of the code in the onCreate() is being run before the window is actually done being built. This is going to be a hack, but try launching a new Thread in a few hundred milliseconds (IIRC: 300-400 seemed ...
Why is the order in dictionaries and sets arbitrary?
I don't understand how looping over a dictionary or set in python is done by 'arbitrary' order.
6 Answers
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Java - Method name collision in interface implementation
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No, there is no way to implement the same method in two different ways in one class in Java.
That can lead to many confusing situations, which is why Java has disallowed it.
interface ISomething {
void doSomething();
}
interface ISomething2 {
void doSomething();
}
class Impl implements ...