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C# 4.0 optional out/ref arguments
...
As already mentioned, this is simply not allowed and I think it makes a very good sense.
However, to add some more details, here is a quote from the C# 4.0 Specification, section 21.1:
Formal parameters of constructors, method...
How to make an input type=button act like a hyperlink and redirect using a get request? [duplicate]
...n: none;
}
// :hover and :active styles left as an exercise for the reader.
</style>
<div class="my_content_container">
<a href="/my/link/location/">Go to my link location</a>
</div>
This has the advantage of working everywhere and meaning what you most li...
Correct way to quit a Qt program?
...ence between QApplication::quit() and QCoreApplication::quit().
As we can read in the documentation of QCoreApplication::quit() it "tells the application to exit with return code 0 (success).". If you want to exit because you discovered file corruption then you may not want to exit with return code...
Rails :include vs. :joins
...for each user it fetches, whereas if you used :include this information is ready for use.
Great example:
http://railscasts.com/episodes/181-include-vs-joins
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javascript function leading bang ! syntax
...'t aware of this convention, but if it becomes common it may contribute to readability. What I mean is that anybody reading the !function at the top of a large block of code will expect a self-invocation, the way we are conditioned already to expect the same when we see (function. Except that we w...
When does System.getProperty(“java.io.tmpdir”) return “c:\temp”
...heck the historical reasons on why TMP and TEMP coexist. It's really worth reading.
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Index on multiple columns in Ruby on Rails
I'm implementing functionality to track which articles a user has read.
2 Answers
2
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Run batch file as a Windows service
...ervice had run the .bat successfully. Haven't dug into this yet but this thread experienced the same thing and solved it using nssm to install the service.
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Can you attach a UIGestureRecognizer to multiple views?
...erty gives it away:
view
The view the gesture recognizer is attached to. (read-only)
@property(nonatomic, readonly) UIView *view
Discussion You attach (or add) a gesture recognizer to a UIView object
using the addGestureRecognizer:
method.
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What does the “__block” keyword mean?
...variable with this specifier, its reference will be passed to blocks not a read-only copy for more details see Blocks Programming in iOS
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