Zhentiw - 博客园

2016年12月21日

[RxJS] Split an RxJS observable with window

摘要： Mapping the values of an observable to many inner observables is not the only way to create a higher order observable. RxJS also has operators that ta 阅读全文

posted @ 2016-12-21 17:31 Zhentiw 阅读(358) 评论(0) 推荐(0)

[Angular Directive] 3. Handle Events with Angular 2 Directives

摘要： A @Directive can also listen to events on their host element using @HostListener. This allows you to add behaviors that react to user input and update 阅读全文

posted @ 2016-12-21 04:19 Zhentiw 阅读(297) 评论(0) 推荐(0)

[Angular Directive] 2. Add Inputs to Angular 2 Directives

摘要： The @Input decorator allows you to pass values into your @Directive so that you can change the value of the Directive each time that it is used. Using 阅读全文

posted @ 2016-12-21 04:03 Zhentiw 阅读(253) 评论(0) 推荐(0)

[Angular Directive] 1. Write an Angular Directive

摘要： Angular 2 Directives allow you manipulate elements by adding custom behaviors through attributes. This lesson covers how to create a Directive and att 阅读全文

posted @ 2016-12-21 03:53 Zhentiw 阅读(231) 评论(0) 推荐(0)

2016年12月20日

[Compose] 14. Build curried functions

摘要： We see what it means to curry a function, then walk through several examples of curried functions and their use cases. For example we have an 'add' fu 阅读全文

posted @ 2016-12-20 21:10 Zhentiw 阅读(272) 评论(0) 推荐(0)

[Angular Testing] Unit Testing -- Test component and service.

摘要： Recommend to use angular-cli to generate component and service, so we can get testing templates. Component with injected service: Service: 阅读全文

posted @ 2016-12-20 05:12 Zhentiw 阅读(636) 评论(0) 推荐(0)

2016年12月19日

[RxJS] Use RxJS concatMap to map and concat high order observables

摘要： Like switchMap and mergeMap, concatMap is a shortcut for map() followed by a concatAll(). In this lesson we will explore this RxJS operator and its pr 阅读全文

posted @ 2016-12-19 21:49 Zhentiw 阅读(672) 评论(0) 推荐(0)

[RxJS] Use RxJS mergeMap to map and merge high order observables

摘要： Like RxJS switchMap() is a shortcut for map() and switch(), we will see in this lesson how mergeMap() is a shortcut for map() and mergeAll(), and lear 阅读全文

posted @ 2016-12-19 21:43 Zhentiw 阅读(407) 评论(0) 推荐(0)

[Compose] 13. Lift into a Pointed Functor with of

摘要： We examine the of function we've seen on a few types and discover it's the Pointed interface. Instead of doing constructor way of Task: We can just sa 阅读全文

posted @ 2016-12-19 16:50 Zhentiw 阅读(220) 评论(0) 推荐(0)

[Compose] 12. Two rules about Funtors

摘要： We learn the formal definition of a functor and look at the laws they obey. Any Functor should follow two rules: 1. Function composition: Map twice eq 阅读全文

posted @ 2016-12-19 16:43 Zhentiw 阅读(189) 评论(0) 推荐(0)

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