Java Collection Framework (As per Java 8) All Covered in One Image

Java Collection Framework (As per Java 8) All Covered in One Image: Even many experienced java developers know only list/set/map and few know vector hashtable and queues. But so much more than that are actually there in the java collection framework. I am publishing the single java collection framework image to understand the complete collection hierarchy interface/sub interface and its

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Difference between SOAP and REST Web services

Difference between SOAP and REST Web services: SOAP Web Service:   Simple Object Access Protocol XML Based. Follows JAX-WS (JAX Web services) specifications. Two types of SOAP’s are RPC Style and Document Style. WSDL file should be shared from service side to generate the client executable code SOAP protocol helps to transfer the data between client and server. Input data

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How to import maven spring boot project in Eclipse / STS ?

How to import maven spring boot project in Eclipse / STS ? Here I am using spring tool suite to reduce the additional configuration required for spring projects with Eclipse. I highly recommend you to download and use spring tool suite if you are going to develop any projects in spring framework. You can download spring tool suite from here

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Restful Web services with Spring boot Simple Example

Restful Web services with Spring boot Simple Example This post is aimed to give understanding about web service with spring (through spring boot) for beginners.   Steps to Create a simple restful web service: 1. Create a normal class and add @RestController annotation. @RestController public class GreetingController{ }   2. Create a method and add @RequestMapping(“/greeting”) annotation. Here /greeting refers

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Selection Sort Implementation in Java Example

Selection Sort Implementation in Java Example:   Psudeocode for selection sort: Take an array with N elements (say new long[]{3,3009, 76,172,271,2}) Outer for loop to iterate all the elements in the array. (index starts from 0) Create a currentMinimum variable with index value(initially 0) Create a nested for loop to iterate from innerIndex(index+1) (because till index it is already sorted,

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Understanding angular 4/5 flow

Understanding angular 4/5 flow: In highlevel this is the flow, Main.ts > AppModule > App.component, it serves the content available in the Template file. I request you to run first angular cli project from this link, How to install Angular-CLI in Windows 7 ? Running First Angular-CLI Project in 2 Minutes then read below to understand how angular / angular

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Understanding Nullable Types in Typescript with examples

Understanding Nullable Types in Typescript with examples: Nullable type is introduced in typescript 2.0, this helps us to keep initialized objects to have some values other than null all the time.   Default number | Assigning null: For eg: let home2OfficeKm = 10; home2OfficeKm = null;     Works fine in typescript 2.0 earlier versions, if you do not want

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