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Create a List of primitive int?
Is there a way to create a list of primitive int or any primitives in java like following?
10 Answers
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OSGi, Java Modularity and Jigsaw
...s a secondary goal it will offer a module system that may be used by other Java libraries and applications.
My position is that something like Jigsaw is probably necessary for the JRE only, but that it will create far more problems than it claims to solve if used by other Java libraries or apps.
T...
How do I parse command line arguments in Java?
What is a good way of parsing command line arguments in Java?
20 Answers
20
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What are fail-safe & fail-fast Iterators in Java
There are two types of iterators in Java: fail-safe and fail-fast.
4 Answers
4
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java.lang.IllegalStateException: Cannot (forward | sendRedirect | create session) after response has
...actually not true. They do certainly not behave differently than any other Java methods (expect of System#exit() of course). When the someCondition in above example is true and you're thus calling forward() after sendRedirect() or sendError() on the same request/response, then the chance is big that...
Converting a Java Keystore into PEM Format
I am trying to convert from a Java keystore file into a PEM file using keytool and openssl applicactions. But I could not find a good way to do the conversion. Any ideas?
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How can I initialize a String array with length 0 in Java?
The Java Docs for the method
String[] java.io.File.list(FilenameFilter filter)
includes this in the returns description:
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How do I set up IntelliJ IDEA for Android applications?
... all skip trivial steps.
So here's the full guide:
Download and install Java JDK (Choose the Java platform)
Download and install Android SDK (Installer is recommended)
After android SD finishes installing, open SDK Manager under Android SDK Tools (sometimes needs to be opened under admin's pr...
Is there hard evidence of the ROI of unit testing?
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Yes. This is a link to a study by Boby George and Laurie Williams at NCST and a another by Nag...