Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Cory Benfield discusses the evolution of ...

A frequently asked question in a Java interview is: How to implement a Java HashMap? Java job seekers must fully grok this important concept if they want to ace the interview. The HashMap tutorial ...

Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with content, and download exclusive resources. Cory Benfield discusses the evolution of ...

Router rarely causes following exception, when it tries to bind request parameters to objects. java.util.ConcurrentModificationException: null at java.util.HashMap ...

at java.base/java.lang.Thread.run(Thread.java:840) Caused by: java.util.ConcurrentModificationException at java.base/java.util.HashMap.computeIfAbsent(HashMap.java ...

Abstract: To effectively cope with correctness issues of concurrent and timed systems, the use of formal tools is mandatory. This paper proposes an original approach to modeling and exhaustive ...

A colleague of mine recently ran into an issue that I have not run into myself, but found to be interesting and, in my opinion, worth blogging about here. During some distributed Java development, my ...

One of my goals at JavaOne 2010 was to attend some sessions on Java concurrency. I had not been aware of the Java Concurrent Animated project until reading the abstract for this presentation: This ...