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Is there a Java standard “both null or equal” static method?
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This is only nullsafe concering x. For y it depends on the implementation of equals of the given object. (the implementation is return (x == y) || (x != null && x.equals(y));)
– emi-le
Apr 6 '18 at 9:09
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Is there a way to check if WPF is currently executing in design mode or not?
...can check if the code is currently executing in design mode (e.g. in Blend or Visual Studio) or not?
9 Answers
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Why can a class not be defined as protected?
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Because it makes no sense.
Protected class member (method or variable) is just like package-private (default visibility), except that it also can be accessed from subclasses.
Since there's no such concept as 'subpackage' or 'package-inheritance' in Java, declaring class protected or...
When should I use h:outputLink instead of h:commandLink?
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The <h:outputLink> renders a fullworthy HTML <a> element with the proper URL in the href attribute which fires a bookmarkable GET request. It cannot directly invoke a managed bean action method.
<h:outputLink value="destination.xhtml">link text<...
How to do stateless (session-less) & cookie-less authentication?
Bob uses a web application in order to achieve something. And:
2 Answers
2
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Which parts of Real World Haskell are now obsolete or considered bad practice?
In the chapter 19 of Real World Haskell a lot of the examples now fail due to the change of Control.Exception .
1 Answer...
Why doesn't Java Map extend Collection?
...ections and
collections are not mappings. Thus, it
makes little sense for Map to extend
the Collection interface (or vice
versa).
If a Map is a Collection, what are the
elements? The only reasonable answer
is "Key-value pairs", but this
provides a very limited (and not
particula...
returning a Void object
What is the correct way to return a Void type, when it isn't a primitive? Eg. I currently use null as below.
5 Answers
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How to read a text file into a list or an array with Python
I am trying to read the lines of a text file into a list or array in python. I just need to be able to individually access any item in the list or array after it is created.
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Should CSS always preceed Javascript?
...n countless places online I have seen the recommendation to include CSS prior to JavaScript. The reasoning is generally, of this form :
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