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Category Archives: Java Compilers

Restricting runtime compiler on a method – CompileOnly option

If you know the details of runtime (JIT) compiler and you want to restrict some method to go for runtime compiler, we have a JVM arg called (-XX:CompileOnly) Definition as per the documentation :- -XX:CompileOnly=methods Sets the list of methods (separated by commas) to which compilation should be restricted. Only the specified methods will be compiled. […]


August JUG with Pattern Matching, Lambdas Hands On and JDK9

Here goes the presentations … Pattern Matching (Future JDK) Pattern Matching Lambdas and Streams (Java 8) – https://github.com/nawazishgithub/java8_handson_meetup_26_8_17 Java9 : https://docs.google.com/presentation/d/15SerZXLO3XIgfsN2j_6eonW2YWA7Z4jyaEQTP6-tw2s/edit?usp=drivesdk              


A small glimpse of Java Memory Model

A small talk : Java Memory Model Must read :- Effective Java – By Joshua Bloch Concurrency in Practice – Brian Goetz JSR 133 – https://www.cs.umd.edu/users/pugh/java/memoryModel/ JSR 133 FAQ – https://www.cs.umd.edu/~pugh/java/memoryModel/jsr-133-faq.html Chapter 17 of JLS – http://docs.oracle.com/javase/specs/jls/se8/html/jls-17.html#jls-17.4


Presentation on Java SafePoints by Fairoz Matte

Please find the  presentation on Java_SafePoints_JUG Presentation covers :- Topic: Java Safepoints A safepoint is a state of your application execution where all references to objects are perfectly reachable by the VM. Some operations of the VM require that all threads reach a safepoint to be performed. The most common operation that need it is the GC. A […]


JUG – 28th May speaks about

May 28-2016. We have presentations on :- Beyond Java 9: Mark R. slides, presented by Srikanth A. Java Locale and CLDR, presented by Rachna G. Completable Future and Micro Services presented by Srinivasan R : presentation will come soon. For any feedback, do drop a comment.