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How to Call Parametrized Method from LibraryCollection Class to Main Class

Hi Everybody!!  I am working on library management system project. Below is my LibraryCollection class. I would like to call my checkOutMaterial() method in the main class.  I need help on how to call the method.  Any help would be a

Manual Bootstrapping of an Application - Angular 5

Whenever a new angular project is created, automatically a root module "AppModule" in file app.module.ts and a root component "AppComponent" in file app.component.ts is provided. Bootstrapping in angular is performed in two stages

Why am I getting null values for lease_id in Rent?

Passing primary key values in the parent table to foreign key values in child table with parent insert and child insert being in separate stored procedures.   Parent is Lease table, the child is Rent table. I am getting null values for le

How to Fix Null Pointer Exception When calling Implementation Via Interface from Another Module

When I try to call an implementation from another module via interface, I get null pointer exception   I need help! I get nullpointer exception, after deployment. I have an interface AirlineClient in 'com.airline.model.hook' module.

How to Fix Ajax Call Handler Method in Spring Controller

This is my controller : @Controller @RequestMapping(value = "/paymentgateway") public class PaymentGatewayController { @RequestMapping(value = "/checkPayStatusProposalID/{proposalID}", method = RequestMethod.GET) @ResponseBody public PGTransactio

Extract YOUTUBE Video URL and Play Using Exoplayer

Exoplayer is an open source application level media player for Android. For playing audio/video both locally and through internet this media player is very good and alternative source for Android's Media Player API along with features like Dynami

RINGING_MODE_SILENT Not Executing in Android Application

Dear all, I am not able to access RINGING_MODE_SILENT in my application it crashes my application. I am using android oreo 8.1 API level 27. Here is the log file   2019-01-18 14:42:58.818 5658-5658/com.example.user.speakercontrol E/AndroidRun

Flutter: The upper hand of the flawless cross-platform development

You generally develop your apps on both the renowned platforms iOS and Android. This requires writing separate codes for both of them. Many of the tools have cropped up to make cross-platform development a reality. Microsoft, Facebook, and Adobe gave

How to Create a Responsive Web Design

                    Responsive Web Design     Responsive website   Responsive web design has become a household term. A responsive website is must if you want to have a user-frie

Hiring A Software Development Company? 4 Vital Factors To Remember

Software development is an expensive process which required a lot of investment by the business owners. At the time of outsourcing, the businesses get muddled as there are thousands of software development companies in the marketplace.   

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