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Smart Grids and Energy Storage Systems

Smart Grids and Energy Storage Systems: Powering the Future of Energy In today’s rapidly evolving energy landscape, the push towards sustainability, efficiency, and reliability is stronger than ever. Traditional power grids, though robust in their time, are no longer sufficient to meet the demands of a modern, digital, and environmentally conscious society. This is where smart grids and energy storage systems (ESS) come into play — revolutionizing how electricity is generated, distributed, and consumed. What is a Smart Grid? A smart grid is an advanced electrical network that uses digital communication, automation, and real-time monitoring to optimize the production, delivery, and consumption of electricity. Unlike conventional grids, which operate in a one-way flow (from generation to end-user), smart grids enable a two-way flow of information and energy. Key Features of Smart Grids: Real-time monitoring of power usage and quality. Automated fault detection and rapid restoration. Int...

Difference between JDK, JRE and JVM

Difference between JDK,JRE and JVM
          JDK, JRE and JVM are core concepts of java programming language. Although they all look similar and as a programmer we don't care about this concepts a lot, but they are different and meant for specific purpose.

JDK
          Java development kit is the core component of java environment and provides all the tools, executables and binaries required to compile, debug and execute a java program. JDK is a platform specific software and thats why we have separate installers for Windows, Mac and Unix system. We can say that JDK is superset of JRE. Since it contains JRE with java compiler, debugger and core classes. Current version of JDK is 16 also known as java 16.

JVM 
          JVM is the heart of java programming language. when we run a program, JVM is responsible to converting Byte code to the machine specific code. JVM is also platform dependent and provides core Java functions like memory management, garbage collection, security etc. JVM is customizable and we can use java option to customize it, for example allocating minimum and maximum memory to JVM. JVM is called virtual because it provides a interface that does not depend on the underlying operating system and machine hardware. This independence from hardware and operating system is what makes java program write-once run- anywhere.

JRE
          Java Runtime Environment (JRE) is the implementation of JVM, it provides platform to execute java programs. JRE consists of JVM and java binaries and other classes to execute any program successfully. JRE doesn't contain any development tool like java compiler, debugger etc. If you want to execute any java program, you should have JRE installed but we don't need JDK for running any java program.









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