In this small post we will see that how the execution of java program has changed in JDK11. Now, we can just compile and run a program in one line command. >> cat HelloWorld.java public class HelloWorld { public static void main(String[] args) { System.out.println("Welcome to JDK11"); } } >>./java HelloWorld.java Welcome to JDK11 Under […]
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bangalore jug, c1, c2, Conference, India, Java, Java Compilers, jdk, jit, JUG, JVM, Micro Services, Optimization, runtime compiler
Oct JUG at Infosys Campus
A small update on Oct JUG. Venue: Infosys Campus Attendees: Around 85 (Physically) + 12 (Virtually) Details : https://www.meetup.com/BangaloreOpenJUG/events/254584548/ It covered 4 talks with JDK11 celebration. 1. JMS API – Different Messaging Concepts. JMS API Drone Delivery System. Comparing different messaging brokers like Rabbit MQ and Redis Comparison of JMS and Kafka 2. Securing Microservices using Keycloak […]
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c1, c2, compileonly, Java, Java Compilers, jdk, jit, JUG, JVM, Optimization, runtime compiler
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. […]
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bangalore jug, India, Java, Java Compilers, Java9, jdk, JUG, JVM, Optimization, streams, threads
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
Read More...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
Read More...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 […]
Read More...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.
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