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
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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…
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Java 10 Features
Local variable type interface Experimental Java bases JIT compiler Application class -data sharing Time base release versioning Parallel full GC for G1 Garbage collector interface Additional unicode langugae-TAG extensions Root certificates Thread local hand shakes Heap allocation on alternative memory devices Remove the native header generation tool – javah Consolidate the JDK forest into a…
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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…
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Java 9 Features : A short view
The goal of this post is go get an over view of the Java 9 and its features ! let’s dig into bit details . Schedule General availability is 07/27/2017 Features 102: Process API Updates 110: HTTP 2 Client 143: Improve Contended Locking 158: Unified JVM Logging 165: Compiler Control 193:…
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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(); } } }
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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…
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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…