Radhakrishna has Published 93 Articles

How to avoid Java code in jsp page?

radhakrishna

radhakrishna

Updated on 30-Jul-2019 22:30:21

203 Views

You can use JSTL, JSP Standard Tag Library or EL, Expression Language to avoid scriptlets.

What is just-in-time or JIT compiler and what does it do?

radhakrishna

radhakrishna

Updated on 30-Jul-2019 22:30:20

192 Views

Java uses javac (compiler) to convert the java code to byte code (.class file).Then, JVM internally converts the bytecode to system understandable code using an interpreter in addition to it JVM.Instead of executing a piece of code, again and again, JVM identifies them as “hot spots” and compiles them using Just ... Read More

What are SAP Hybris based E-Commerce platform and spring configuration?

radhakrishna

radhakrishna

Updated on 30-Jul-2019 22:30:20

212 Views

SAP Hybris spring configuration is done using XML. You can check below link for more details:https://help.hybris.com/6.3.0/hcd/8c63621986691014a7e0a18695d7d410.html

Is JIT compiler a part of JVM or run time interpreter?

radhakrishna

radhakrishna

Updated on 30-Jul-2019 22:30:20

297 Views

Java uses javac (compiler) to convert the java code to byte code (.class file). Then, JVM internally converts the byte code to system understandable code using the interpreter in addition to it JVM. Instead of executing a piece of code, again and again, JVM identifies them as “hot spots” and ... Read More

What is the root class in Java?

radhakrishna

radhakrishna

Updated on 30-Jul-2019 22:30:20

2K+ Views

The Object class of the java.lang package is the root class in Java i.e. It is the super class of every user-defined/predefined class n Java. All objects, including arrays, implement the methods of this class. The reason for this is to have common functionalities such as synchronization, garbage collection, collection ... Read More

Is constructor inherited in Java?

radhakrishna

radhakrishna

Updated on 30-Jul-2019 22:30:20

261 Views

No, constructors are not inherited in Java.

Can we overload the main method in Java?

radhakrishna

radhakrishna

Updated on 30-Jul-2019 22:30:20

2K+ Views

Yes, we can overload the main method in Java, but When we execute the class JVM starts execution with public static void main(String[] args) method. Example Live Demo public class Sample{ public static void main(){ System.out.println("This is the overloaded ... Read More

How do I write package names in Java?

radhakrishna

radhakrishna

Updated on 30-Jul-2019 22:30:20

741 Views

While choosing a package name you need to keep the following points in mind. The name of the package should be in small letters. It is suggested to start the name of the package with the top level domain level followed by sub domains, ex: com.example.tutorialspoint. Example You ... Read More

How do I invoke a Java method when given the method name as a string?

radhakrishna

radhakrishna

Updated on 30-Jul-2019 22:30:20

3K+ Views

The java.lang.reflect.Method class provides information about, and access to, a single method on a class or interface. The reflected method may be a class method or an instance method (including an abstract method). A Method permits widening conversions to occur when matching the actual parameters to invoke with the underlying ... Read More

What is the relationship between JavaScript, CoffeeScript, TypeScript, ES5, and ES6?

radhakrishna

radhakrishna

Updated on 30-Jul-2019 22:30:20

90 Views

JavaScriptThe base programming language in all these. ES5 and ES6 are just different versions of this languageCoffeeScriptCoffeeScript is a programming language which transcompiles to JavaScript. It’s a compiler layer on top of JavaScript.TypeScriptA language that compiles down to JavaScript. TypeScript is a method to create JavaScript code by writing it ... Read More

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