Category: Java

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How To Convert String To Int (Integer) In Java?

Java programming language provides different variable type. One of the most used types are String and Int or integer. During the usage of these variable types we may need to convert them. In this tutorial we will examine string to int and int to string variables types conversion in Java...

While Loop In Java, Javascript, C++, C#, Python Programming Languages 0

While Loop In Java, Javascript, C++, C#, Python Programming Languages

Programming languages like Javascript, C++, C#, Python provides while loops in order to iterate over the given list, array, set etc. while loop is a very important part of the programming language because of its functionality. In this tutorial, we will examine and compare while loop for programming languages like...

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Globally Unique Identifier (GUID) Generator For Linux, Windows, Java, PHP, C#, Javascript, Python

Globally Unique Identifier (GUID) is pseudo random string which consist of 32 letters, numbers (0-9) and 4 hyphens to separate letters. These letters are randomly generated. In probability theory this value is unique and can be used as secret and session cookie etc. Example GUID Following line provides a GUID....

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How To Run Java Application From Command Line with java Command with Command Line Arguments?

Java is popular programming language used by a lot of developers in different cases on different platforms. We can use Java applications from command line or from GUI but in the start we generally use command line to start the application. In this tutorial we will learn how to compile...

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What Is Linux, Unix Socket?

Socket is a mechanism which provides connection between two process or system by using network stacks. In a more clear way we can use sockets communicate and transfer data between two system. As we know Unix and Linux systems works on file logic. Everything in operating system is file where network...

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How To Find and Verify Installed Java Runtime Version?

Java Runtime Environment is used to run Java applications. Java Runtime Environment is called JRE. There are different versions of JRE most recents major versions are 6,7,8 . Some of the applications generally requires different version because of comp ability problems. In this tutorial we will look how to get...

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Java JDK vs JRE What Are Differences and Similarities?

Java the popular one of the most loved programming language. Java language supported mainly by JRE and JDK components. These components or frameworks provides different functionalities to the Java programming language. JRE or Java Runtime Environment Java applications basically needs JRE to be installed. As its named suggests it is...

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Java Programming “Hello World” Application

In this tutorial we will look introduction to Java programming language and write our first Java application. Hello World applications are very popular in different programming languages. Generally the first code run by the most of the beginners will be the Hello World example. Hello World What is the meaning of Hello...

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Java – Basics and Comments

Let’s start with simple Hello Poftut application. In application development comments are important because it provides clues about code. Comments are not included in code whiles compiling, interpreting or executing. They are just text can be read in code to give some hints. In java to mark comments // and...

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