Giri Raju has Published 114 Answers

How is JIT compiler different from normal compiler?

Giri Raju

Giri Raju

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

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

Generate excel from a report in SAP system

Giri Raju

Giri Raju

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

I am not sure what you are asking, reason being if you are saying that the report is running in the background, then how it will come to know where the file needs to be saved locally (where locally it should be saved).However assuming few things, what can you try ... Read More

What is meant by Java being a dynamic language?

Giri Raju

Giri Raju

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

Java is considered to be more dynamic than C or C++ since it is designed to adapt to an evolving environment. Java programs can carry an extensive amount of run-time information that can be used to verify and resolve accesses to objects at run-time.

Can you extend a static inner class in Java?

Giri Raju

Giri Raju

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

A static inner class is a nested class which is a static member of the outer class. It can be accessed without instantiating the outer class, using other static members. Just like static members, a static nested class does not have access to the instance variables and methods of the ... Read More

What are comments in Java language?

Giri Raju

Giri Raju

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

In general comments in any programming language helps make the source code readable, compiler neglects these comments. Java supports three types of comments – Single line comments − Using these you can comment single lines. The compiler ignores everything from // to the end of the line. Multiline comments ... Read More

Query returning no data in SAP Business One using Table Relationship

Giri Raju

Giri Raju

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

This looks like an issue with Join in queries. Try replacing Inner join with Left join like this. I ran this query and it is working fine:select T0.DocNum as 'Payment Number', T0.DocDate 'Payment Date', T0.CardCode, T0.CardName 'Customer Name', T1.BankCode 'Bankcode', T3.BankName 'Bank Name', T2.Phone1 , T0.CreditSum, T0.CashSum, T0.TrsfrSum, t0.CheckSum, t1.CheckNum ... Read More

What is method hiding in Java and how to use it?

Giri Raju

Giri Raju

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

When super class and sub class contains same method including parameters and if they are static. The method in the super class will be hidden by the one that is in the sub class. This mechanism is known as method hiding. Example Live Demo class Demo{ ... Read More

References are not allowed in a SAP remote function call

Giri Raju

Giri Raju

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

You are trying to make use of references but you should be aware that it is accessible only with the same stack and in your case, it is not. You are creating a remote function module and here references will not work. So, you should be going with parameters as ... Read More

How do I write constructor names in Java?

Giri Raju

Giri Raju

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

Declaring a constructor is in Java is similar to methods. While naming the constructor of a class in Java you need to keep the following points in mind. The name of the constructor should be the same (same case) as the class name (along with the access specifier). A ... Read More

What is core JavaScript language?

Giri Raju

Giri Raju

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

Core JavaScript is the basis of the JavaScript language. JavaScript is a dynamic computer programming language. It is lightweight and most commonly used as apart from web pages, whose implementations allow a client-side script to interact with the user and make dynamic pages.The JavaScript language has the following components: Core JavaScript:Core ... Read More

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