• How Does Bitcoin Work?

    Categories: Bitcoin ||

    Bitcoin achieves elimination of intermediaries with the help of its underlying technology, blockchain. Currently if you have to transfer funds to someone, one of the possible ways is by giving ca

  • Consumer Financial Protection Bureau

    Categories: Bitcoin ||

    Thus, many people purchase Bitcoin for its investment value rather than its ability to act as a medium of exchange. However, the lack of guaranteed value and its digital nature means its purchase and

  • Investing and Speculating Bitcoin ?

    Categories: Bitcoin ||

    Investors and speculators became interested in Bitcoin as it grew in popularity. Between 2009 and 2017, cryptocurrency exchanges emerged that facilitated bitcoin sales and purchases. Prices began to r

  • How Do You Buy Bitcoin?

    Categories: Bitcoin ||

    If you don't want to mine bitcoin, it can be bought using a cryptocurrency exchange. Most people will not be able to purchase an entire BTC because of its price, but you can buy portions of BTC on the

  • How to Mine Bitcoin ?

    Categories: Bitcoin ||

    A variety of hardware and software can be used to mine Bitcoin. When Bitcoin was first released, it was possible to mine it competitively on a personal computer. However, as it became more popular, mo

  • Meaning Of Bitcoin's Blockchain Technology

    Categories: Bitcoin ||

    Cryptocurrencies are part of a blockchain and the network required to power it. A blockchain is a distributed ledger, a shared database that stores data. Data within the blockchain are secured by encr

  • Definiation Of Bitcoin?

    Categories: Bitcoin ||

    Bitcoin is a cryptocurrency, a virtual currency designed to act as money and a form of payment outside the control of any one person, group, or entity, and thus removing the need for third-party invol

  • Comments in Java

    Categories: Java 8(JDK1.8) ||

    In a program, comments are like indents one makes, they are used so that it is easier for someone who isn’t familiar with the language to be able to understand the code. It will also make the job ea

  • Java - Documentation Comments

    Categories: Java 8(JDK1.8) ||

    The Java language supports three types of comments −Sr.No.Comment & Description1/* text */The compiler ignores everything from /* to */.2//textThe compiler ignores everything from // to the end

  • Java - Applet Basics

    Categories: Java 8(JDK1.8) ||

    An applet is a Java program that runs in a Web browser. An applet can be a fully functional Java application because it has the entire Java API at its disposal.There are some important differences bet

  • Java - Multithreading

    Categories: Java 8(JDK1.8) ||

    Java is a multi-threaded programming language which means we can develop multi-threaded program using Java. A multi-threaded program contains two or more parts that can run concurrently and each part

  • Java - Sending Email

    Categories: Java 8(JDK1.8) ||

    To send an e-mail using your Java Application is simple enough but to start with you should have JavaMail API and Java Activation Framework (JAF) installed on your machine.a. You can download latest v

  • Java - Networking

    Categories: Java 8(JDK1.8) ||

    The term network programming refers to writing programs that execute across multiple devices (computers), in which the devices are all connected to each other using a network.The java.net package of t

  • Java - Serialization

    Categories: Java 8(JDK1.8) ||

    Java provides a mechanism, called object serialization where an object can be represented as a sequence of bytes that includes the object's data as well as information about the object's type and the

  • Generics In Java

    Categories: Java 8(JDK1.8) ||

    It would be nice if we could write a single sort method that could sort the elements in an Integer array, a String array, or an array of any type that supports ordering.Java Generic methods and generi

  • The Collection Interfaces In Java

    Categories: Java 8(JDK1.8) ||

    The collections framework defines several interfaces. This section provides an overview of each interface −Sr.No.Interface & Description1The Collection InterfaceThis enables you to work with gro

  • Java - Data Structures

    Categories: Java 8(JDK1.8) ||

    Prior to Java 2, Java provided ad hoc classes such as Dictionary, Vector, Stack, and Properties to store and manipulate groups of objects. Although these classes were quite useful, they lacked a centr

  • AWS Partner Device Catalog & FreeRTOS

    Categories: AWS ||

    AWS Partner Device Catalog & FreeRTOS   The AWS Partner Device Catalog helps you find devices and hardware to help you explore, build, and go to market with your IoT solutions. Search for a

  • AWS IoT Device Defender and AWS IoT Device Management

    Categories: AWS ||

    AWS IoT Device Defender and AWS IoT Device Management   AWS IoT Device Defender is a fully managed service that helps you secure your fleet of IoT devices. AWS IoT Device Defender continuously

  • AWS Fault Injection Simulator

    Categories: AWS ||

    AWS Fault Injection Simulator AWS Fault Injection Simulator is a fully managed service for running fault injection experiments on AWS that makes it easier to improve an application’s performanc

  • Angular 4 Questions - Angular 4 Quiz (MCQ)

    Categories: Angular || Angular JS ||

    Angular 4 Questions - Angular 4 Quiz (MCQ)   The controller takes the single parameter  $control ^scope $scope None of the above    Angular 1.

  • Java - Data Structures

    Categories: Java 8(JDK1.8) ||

    The data structures provided by the Java utility package are very powerful and perform a wide range of functions. These data structures consist of the following interface and classes −1. Enumeration

  • Java - Packages

    Categories: Java 8(JDK1.8) ||

    Packages are used in Java in order to prevent naming conflicts, to control access, to make searching/locating and usage of classes, interfaces, enumerations and annotations easier, etc.A Package can b

  • Java - Overriding

    Categories: Java 8(JDK1.8) ||

    The benefit of overriding is: ability to define a behavior that's specific to the subclass type, which means a subclass can implement a parent class method based on its requirement.In object-oriented

  • Declaring Interfaces In Java

    Categories: Java 8(JDK1.8) ||

    The interface keyword is used to declare an interface. Here is a simple example to declare an interface −ExampleFollowing is an example of an interface −/* File name : NameOfInterface.java */impor

  • Java - Interfaces

    Categories: Java 8(JDK1.8) ||

    An interface is a reference type in Java. It is similar to class. It is a collection of abstract methods. A class implements an interface, thereby inheriting the abstract methods of the interface.Alon

  • Java - Abstraction

    Categories: Java 8(JDK1.8) ||

    Abstraction is the quality of dealing with ideas rather than events. For example, when you consider the case of e-mail, complex details such as what happens as soon as you send an e-mail, the protocol

  • Explore Some Vital Factors about Quantitative Aptitude

    Categories: Aptitude ||

    Explore Some Vital Factors about Quantitative Aptitude Quantitative aptitude is a vital and inseparable part of Indian aptitude exams as it examines the aspirants’ quantitative skills besides t

  • How does load balancing work in Cloud Computing?

    Categories: Cloud Computing ||

    How does load balancing work in Cloud Computing?   Here, load refers to not only the website traffic but also includes CPU load, network load and memory capacity of each server. A load balancin

  • Java Polymorphism

    Categories: Java 8(JDK1.8) ||

    Polymorphism means "many forms", and it occurs when we have many classes that are related to each other by inheritance.Like we specified in the previous chapter; Inheritance lets us inherit attributes

  • Java Inheritance

    Categories: Java 8(JDK1.8) ||

    Java Inheritance (Subclass and Superclass)In Java, it is possible to inherit attributes and methods from one class to another. We group the "inheritance concept" into two categories:1. subclass (child

  • Java Packages

    Categories: Java 8(JDK1.8) ||

    A package in Java is used to group related classes. Think of it as a folder in a file directory. We use packages to avoid name conflicts, and to write a better maintainable code. Packages are divided

  • Java Encapsulation

    Categories: Java 8(JDK1.8) ||

    EncapsulationThe meaning of Encapsulation, is to make sure that "sensitive" data is hidden from users. To achieve this, you must:declare class variables/attributes as privateprovide public get and set

  • Java Constructors

    Categories: Java 8(JDK1.8) ||

    A constructor in Java is a special method that is used to initialize objects. The constructor is called when an object of a class is created. It can be used to set initial values for object attributes

  • Static vs. Non-Static Java

    Categories: Java 8(JDK1.8) ||

    A method in Java is a collection of statements with a name or a method name that are grouped together to perform a task. You can execute the group of statements by calling the method by its name.1. Su

  • Java Class Methods

    Categories: Java 8(JDK1.8) ||

    You learned from the Java Methods chapter that methods are declared within a class, and that they are used to perform certain actions:ExampleCreate a method named myMethod() in Main:public c

  • Java Class Attributes

    Categories: Java 8(JDK1.8) ||

    In the previous chapter, we used the term "variable" for x in the example (as shown below). It is actually an attribute of the class. Or you could say that class attributes are variables within a clas

  • What is OOP in Java ?

    Categories: Java 8(JDK1.8) ||

    Object-oriented programming (OOP) is a computer programming model that organizes software design around data, or objects, rather than functions and logic. An object can be defined as a data field that

  • Meaning of Java Recursion

    Categories: Java 8(JDK1.8) ||

    Recursion is the technique of making a function call itself. This technique provides a way to break complicated problems down into simple problems which are easier to solve.Recursion may be a bit diff

  • Define of Java Scope

    Categories: Java 8(JDK1.8) ||

    In Java, variables are only accessible inside the region they are created. This is called scope.Method ScopeVariables declared directly inside a method are available anywhere in the method following t

  • Return Values In JAva

    Categories: Java 8(JDK1.8) ||

    The void keyword, used in the examples above, indicates that the method should not return a value. If you want the method to return a value, you can use a primitive data type (such as int, char, etc.)

  • Java Method Parameters

    Categories: Java 8(JDK1.8) ||

    Parameters and ArgumentsInformation can be passed to methods as parameter. Parameters act as variables inside the method.Parameters are specified after the method name, inside the parentheses. You can

  • Define Java Methods

    Categories: Java 8(JDK1.8) ||

    A method is a block of code which only runs when it is called. You can pass data, known as parameters, into a method. Methods are used to perform certain actions, and they are also known as functions.

  • Break statement in Java

    Categories: Java 8(JDK1.8) ||

    Break Statement is a loop control statement that is used to terminate the loop. As soon as the break statement is encountered from within a loop, the loop iterations stop there, and control returns fr

  • Continue Statement in Java

    Categories: Java 8(JDK1.8) ||

    Suppose a person wants code to execute for the values as per the code is designed to be executed but forcefully the same user wants to skip out the execution for which code should have been executed a

  • Components of do-while Loop

    Categories: Java 8(JDK1.8) ||

    A. Test Expression: In this expression, we have to test the condition. If the condition evaluates to true then we will execute the body of the loop and go to update expression. Otherwise, we will exit

  • Java do-while loop with Examples

    Categories: Java 8(JDK1.8) ||

    Loops in Java come into use when we need to repeatedly execute a block of statements. Java do-while loop is an Exit control loop. Therefore, unlike for or while loop, a do-while check for the conditio

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