Java 13 – Features
- Dynamic CDS Archives
- ZGC: Uncommitted unused memory
- Reimplement the legacy socket API
- Switch expressions (preview)
- Text blocks (preview)
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Java 12 – Features
Shenandoah: A Low-Pause-Time Garbage Collector (Experimental) Microbenchmark suite Switch expressions (preview) JVM constants API One AArch64 port, Not Two Default CDS archives Abortable mixed collections G1 Promptly return unused committed memory from G1
Pausing thread for a time in java
package net.javamix.blog.basics.thread; public class ThreadRunning { public static void main(String[] args) { System.out.println(“Printing started !!”); try { while (true) { System.out.println(“Javamix.net”); //pausing thread for 60 seconds Thread.sleep(60000); } } catch (InterruptedException e) { System.out.println(“thread inturpted”); e.printStackTrace(); } } }
- Apache POI | API | White Paper
Apache POI api with JAVA
What is Apache POI? Apache POI’s cross-platform Open Source Java APIs allow users to read and write various file formats from the Microsoft Office suite of applications, including Word, PowerPoint, Excel, Outlook, Visio, and Publisher. Apache POI is deployed in many highly-visible environments including CERN, Deutsche Bank, Freddie Mac, IBM, J.P. Morgan, Lawrence…
Calculating Latenciy in java and database
calculating latencies , for a program , query or an service / project ., after little research here i am deriving mechanism to calculate latencies, first iam considering database : here my aim is calculate execution time for a query. >before executing the query run ‘set timing on’ comamnd in sql command line >after this…
Java9 Features – a glance
Stream API Improvements Private methods in Interfaces Multi-resolution image API Module system Process API improvements HTTP/2 Client GC(Garbage collection) Improvements Stack-walking API Filter incoming serialization data Deprecate applet API Indify string concatenation Enhanced method handles Java platform logging API and service Compact Strings Parser API for Noshron Factory methods for collection JSHELL (the interactive Java…
Java 11 Features & Changes
Dynamic class-file constants Epsilon: a no-op garbage collector Local-variable syntax for lambda parameters Low-overhead heap profiling HTTP client (standard) Transport layer security (TLS) 1.3 Flight recorder ZGC: a scalable low latency garbage collector (experimental) JavaFX, Java EE and COBRA modules have been removed from JDK Deprecated the noshron javascript engine Unicode 10.0.0 support A number…