Quick Answer: What Does Injectable Mean In Angular?

What are injectable drugs?

The most commonly injected drug is heroin, but amphetamines, buprenorphine, benzodiazepines, barbiturates, cocaine, and methamphetamine also are injected.

Any water-soluble drug may be injected..

What is inject annotation?

Annotation Type Inject. @Target(value={METHOD,CONSTRUCTOR,FIELD}) @Retention(value=RUNTIME) @Documented public @interface Inject. Identifies injectable constructors, methods, and fields. May apply to static as well as instance members.

What drug is IV?

Intraveneous (IV) drug use is the injection of chemicals into the body via a hypodermic needle into a vein. Drugs can also be injected under the skin (also called “skin popping”) or directly into the muscle (intramuscular injection).

What are the 8 routes of drug administration?

For small therapeutic molecules, various routes for drug administration are parenteral (intravenous, intramuscular, and subcutaneous), oral, nasal, ocular, transmucosal (buccal, vaginal, and rectal), and transdermal.

What is the injection for schizophrenia?

(Washington) — A new, once-a-month shot shows promise for the treatment of schizophrenia. The new drug is called paliperidone palmitate. It’s an injectable form of the second-generation, or “atypical,” antipsychotic medication Invega.

What does injectable mean?

in·ject·a·ble. adjective. Capable of being injected: an injectable drug. noun. A drug or medicine that can be injected.

What are the 3 types of injections?

The three main routes are intradermal (ID) injection, subcutaneous (SC) injection and intramuscular (IM) injection. Each type targets a different skin layer: Subcutaneous injections are administered in the fat layer, underneath the skin.

What is difference between @inject and @injectable?

2 Answers. The @Injectable decorator aims to actually set some metadata about which dependencies to inject into the constructor of the associated class. … The @Inject decorator must be used at the level of constructor parameters to specify metadata regarding elements to inject.

What is decorator in angular?

Decorators are a design pattern that is used to separate modification or decoration of a class without modifying the original source code. In AngularJS, decorators are functions that allow a service, directive or filter to be modified prior to its usage.

What is service and dependency injection in angular?

Dependency injection (DI)link. DI is wired into the Angular framework and used everywhere to provide new components with the services or other things they need. Components consume services; that is, you can inject a service into a component, giving the component access to that service class.

What is providedIn root in angular?

By default, this decorator has a providedIn property, which creates a provider for the service. In this case, providedIn: ‘root’ specifies that Angular should provide the service in the root injector.

What is the use of @injectable?

@Injectable() lets Angular know that a class can be used with the dependency injector. @Injectable() is not strictly required if the class has other Angular decorators on it or does not have any dependencies.

What is providers in angular?

A provider is an object declared to Angular so that it can be injected in the constructor of your components, directives and other classes instantiated by Angular. … A service is a particular type of provider that is declared with its class name, as you can see in the Angular tutorial.