Java

Traverse collection using stream API in Java

Stream API is the powerful API provided in Java 8 from Oracle. This is my best API I ever seen in java because it reduce the coding effort and provides functional programming approach to connect different functions in a pipeline. There are a lot of methods in Stream API which can be used to enhance
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How to Generate and Read Barcode in Java

Barcode is the graphic representation of information mean you can hide your information in the image which can’t be read by human eye you can hide account information, product id, product information or something else you want. Creating and Reading barcode in java is long process and could be
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Enumeration and Iterator Cursors in Collection Framework

Today we will get introduction of Enumeration and Iterator Cursors in Collection Framework. Cursors are used to read Object Data from Collection (ArrayList , Vector). Before you read this article, you must read previous article Introduction to ArrayList with Examples. In java we have three Cursors E
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Introduction to ArrayList with Examples

ArrayList class exist in java.util package.   implements   Interface. It is just like an Array which is grow able or resizable. In this tutorial we will get little introduction and will see how can we use ArrayList in JAVA. ArrayList class contains   method which append the list to add element in
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What is Deserialization and Why we use it?

As recently I write about what is serialization and why we use it? Now we need to understand what is deserialization and why we use it, because these both concepts works together same as read and write. As you understand or not that Serialization is the process of converting the object from language
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Why return type should be same in Overriding?

When you write method of parent class with same signature ( return type, name, parameters or arguments ) in child class that’s called Overriding. As I was struggling to think about why return type should be same in Overriding but can be different in function overloading? After searching and th
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What is Serialization and Why we use it?

Serialization In this tutorial, I will try to give you little introduction of Serialization and why we use it, just to start Serialization in JAVA. What is Serialization? Serialization is a mechanism of writing the state of object into byte stream (to store permanently on disk like a file or to tran
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How to start learning JavaFX Complete Resources

JavaFX is the advanced technology provided by oracle in place of Swing. JavaFX is different than Swing, not complete different but JavaFX comes with more feature than Swing. Oracle provides you online tutorials to start learning JavaFX. Sometimes people face trouble to start learning JavaFX as I was
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What does <> mean for java generics with example?

Recently I was struggling a lot to understand the little confusing symbol in Java generics that’s called diamond <> Now I have come to know that it is nothing but a convenient way to declare the object of a Java generics class. What does mean by convenience? Let me explain by an example.
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Compile and Run Java Program in Command Line

Java provide JDK to compile and JRE to run the program. If you have already installed these two component then you need to set classpath in windows or in any other operating system. After setting path you can compile and run your program. Let we compile and run recently program that we discussed in
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