Categories: Bitcoin ||
It is debatable whether Bitcoin is a currency at all and why any country would want to replace it with their existing currency as Bitcoin does not have any intrinsic value of its own. By definiti
Categories: Bitcoin ||
In the Bitcoin ecosystem, there is a network of miners who use their CPUs to process transactions. Once a user who intends to send Bitcoin enters the public address, number of Bitcoins to be sent
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
Categories: AWS ||
Amazon Kinesis Data Firehose and Amazon Kinesis Data Streams Amazon Kinesis Data Firehose is the easiest way to reliably load streaming data into data stores and analytics tools. It can captu
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.
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
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
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
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
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
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
Categories: Interview questions and answers || Freshers || Angular JS ||
Angular Js MCQ Quiz (Multiple Choice Question and answers) for beginners 1. Angular Js is based on MVC Architecture MVVM Architectural pattern Decorator pattern Ob
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
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
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
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
Categories: Cloud Computing ||
Azure Services, administrator of Azure More on MS Cloud and Cloud Computing Azure Services remembers different administrations for its cloud innovation. These are: Compute Services: Th
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
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
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
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
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
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
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
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
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
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.)
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
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.
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
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