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Mobile Phones/Cell Phones is the fundamental element in every moment or second in our life. But this most useable phone has some health effect that are...
Programming languages are the foundation of software development and computer science. They provide a medium through which humans can instruct machines to perform specific tasks. Here’s...
And note some fundamentals of Promise – When you create a new Promise, you’re really just creating a plain old JavaScript object. This object can invoke...
This tutorial teaches FIWARE users how to alter the context programmatically. The tutorial builds on the entities created in the previous stock management example and enables a user...
In this file, you will write the functions that dispatch an action. These functions will be linked to your component props by the container’s mapDispatchToProps function....
A lifecycle hook that is called after Angular has fully initialized a component’s view. Define an ngAfterViewInit() method to handle any additional initialization tasks. interface AfterViewInit...
Aggregation in MongoDB is nothing but an operation used to process the data that returns the computed results. Aggregation basically groups the data from multiple documents...
Fiber, the new React reconciliation algorithm, has the ability to start and stop rendering as needed for performance benefits. One of the trade-offs of this is...
First a re-cap of the basic CSS Chain/Descendant Selector 1> Chain Selectors – https://stackoverflow.com/questions/13444647/css-class-definition-with-multiple-identifiers .class1.class2 will match only the elements that have both of the classes defined....
Basically, the Company asked to create an Android “screen” that would allow a user to enter and submit the following data from an American Express, Discover,...
According to original Documentation the pipable operator is that function take observables as a input and it returns another observable .previous observable stays unmodified. pipe(...fns: UnaryFunction<any,...
One of the main goals of Angular is to help the developer create reusable and composable components. I think ng-content is one of the simplest ways...
