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Is it bad practice to make a setter return “this”?
Is it a good or bad idea to make setters in java return "this"?
27 Answers
27
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Java generics - why is “extends T” allowed but not “implements T”?
I wonder if there is a special reason in Java for using always " extends " rather than " implements " for defining bounds of typeparameters.
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String replacement in java, similar to a velocity template
Is there any String replacement mechanism in Java, where I can pass objects with a text, and it replaces the string as it occurs.
For example, the text is :
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How do I make my string comparison case insensitive?
I created a Java program to compare two strings:
12 Answers
12
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Is there a Java standard “both null or equal” static method?
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With Java 7 you can now directly do a null safe equals:
Objects.equals(x, y)
(The Jakarta Commons library ObjectUtils.equals() has become obsolete with Java 7)
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Format an Integer using Java String Format
I am wondering if it is possible, using the String.format method in Java, to give an integer preceding zeros?
3 Answers
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How to gracefully handle the SIGKILL signal in Java
...hutdown hooks.
Registers a new virtual-machine shutdown hook.
The Java virtual machine shuts down in response to two kinds of events:
The program exits normally, when the last non-daemon thread exits or when the exit (equivalently, System.exit) method is invoked, or
The virtual ma...
What does Maven do, in theory and in practice? When is it worth to use it? [closed]
I am about to start a Java project just for practice. I've read about Maven, but I don't actually understand when it is meant to be used.
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Covariance, Invariance and Contravariance explained in plain English?
... I read some articles about Covariance, Contravariance (and Invariance) in Java. I read the English and German Wikipedia article, and some other blog posts and articles from IBM.
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How do I enable TODO/FIXME/XXX task tags in Eclipse?
...You can configure which task tags should be used in the workspace options: Java > Compiler > Task tags
Check if they are enabled in this location, and that should be enough to have them appear in the Task list (or the Markers view).
Extra note: reinstalling Eclipse won't change anything mo...