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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
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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
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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
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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
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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
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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
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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
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We refactor a standard node callback style workflow into a composed task-based workflow. For example we have the code as following: We want to wrap as 阅读全文
posted @ 2016-12-19 16:29
Zhentiw
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In this lesson we will use Animated.timing to animate the opacity and height of a View in our React Native application. This function has attributes t 阅读全文
posted @ 2016-12-18 21:35
Zhentiw
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We examine the data structure Task, see some constructors, familiar methods, and finally how it captures side effects through laziness. We using a 'da 阅读全文
posted @ 2016-12-18 20:37
Zhentiw
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