The class Subject
has 2 properties closed
and isStopped
. I know that closed can be used to check whether the Subject
can still be subscribed to, but what should isStopped
be used for exactly?
I am asking this because i am trying to find a way to know when a next operation of a BehaviourSubject is completed. Can i use isStopped for that or is it used for something else?
A subject in RxJS is a special hybrid that can act as both an observable and an observer at the same time. This way, data can be pushed into a subject, and the subject's subscribers will, in turn, receive that pushed data.
If you want to have a current value, use BehaviorSubject which is designed for exactly that purpose. BehaviorSubject keeps the last emitted value and emits it immediately to new subscribers. It also has a method getValue() to get the current value.
BehaviorSubject is a variant of a Subject which has a notion of the current value that it stores and emits to all new subscriptions. This current value is either the item most recently emitted by the source observable or a seed/default value if none has yet been emitted.
The best example of showing the closure property of addition is with the help of real numbers. Since the set of real numbers is closed under addition, we will get another real number when we add two real numbers.
ANSWER: Real Estate is not considered to be "Sold" until the actual transfer of the property has taken place and consideration has been paid. Once that has taken place, the property is "Closed" and belongs to the new owner. Question: How do I go about getting my real estate license?
Class B properties are generally older than Class A properties (up to 30 years old), and feature medium-quality finishes and amenities. These properties often have deferred maintenance issues that the new owner will have to deal with on day one, and may have lower-income tenants.
Closure Property. In mathematics, a set is closed under an operation when we perform that operation on members of the set, and we always get a set member. Thus, a set either has or lacks closure concerning a given operation.
The compared behavior of closed
and isStopped
can be seen in terms of resultant values after each operation:
closed
: false
isStopped
: true
.closed
: false
isStopped
: true
. closed
: true
isStopped
: true
This is non-exhaustive just show the commons scenarios.
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