Zhentiw - 博客园

2018年10月10日

[Angular] Modify User Provided UI with Angular Content Directives

摘要： If we’re going to make our toggle accessible, we’ll need to apply certain aria attributes to the control that does the toggling. Instead of making the 阅读全文

posted @ 2018-10-10 18:55 Zhentiw 阅读(173) 评论(0) 推荐(0)

[Angular] Refactor Angular Component State Logic into Directives

摘要： Allow the base toggle to be a tag (<toggle>) or attribute (<div toggle>). The <toggle> component has become less opinionated about the view, but has n 阅读全文

posted @ 2018-10-10 03:16 Zhentiw 阅读(377) 评论(0) 推荐(0)

[Angular] Communicate Between Components Using Angular Dependency Injection

摘要： Allow more than one child component of the same type. Allow child components to be placed within the views of other custom components. In previous pos 阅读全文

posted @ 2018-10-10 01:58 Zhentiw 阅读(218) 评论(0) 推荐(0)

2018年10月9日

[Angular] Write Compound Components with Angular’s ContentChild

摘要： Allow the user to control the view of the toggle component. Break the toggle component up into multiple composable components that can be rearranged b 阅读全文

posted @ 2018-10-09 19:04 Zhentiw 阅读(357) 评论(0) 推荐(0)

2018年10月5日

[React] {svg, css module, sass} support in Create React App 2.0

摘要： create-react-app version 2.0 added a lot of new features. One of the new features is added the svgr webpack loader to wrap SVGs in React components as 阅读全文

posted @ 2018-10-05 02:22 Zhentiw 阅读(617) 评论(0) 推荐(0)

2018年10月1日

[NPM] npm check to update the dependencies

摘要： To update the dependencies in the project, we can run: 阅读全文

posted @ 2018-10-01 18:55 Zhentiw 阅读(175) 评论(0) 推荐(0)

2018年9月29日

[RxJS] `add` Inner Subscriptions to Outer Subscribers to `unsubscribe` in RxJS

摘要： When subscribers create new "inner" sources and subscriptions, you run the risk of losing control of them when the outer subscriber unsubscribes. This 阅读全文

posted @ 2018-09-29 03:50 Zhentiw 阅读(180) 评论(0) 推荐(0)

[RxJS] Implement RxJS `concatMap` by Waiting for Inner Subscriptions to Complete

摘要： Unlike mergeMap and switchMap, concatMap focuses on when "inner" subscriptions "complete" by using a "buffer". Each time concatMap receives a value, i 阅读全文

posted @ 2018-09-29 03:46 Zhentiw 阅读(194) 评论(0) 推荐(0)

[React] PureComponent in React

摘要： In this lesson, you will learn how to use PureComponent in React to reduce the number of times your component re-renders. This works because PureCompo 阅读全文

posted @ 2018-09-29 03:25 Zhentiw 阅读(135) 评论(0) 推荐(0)

2018年9月27日

[RxJS] Implement RxJS `switchMap` by Canceling Inner Subscriptions as Values are Passed Through

摘要： switchMap is mergeMap that checks for an "inner" subscription. If the "inner" subscription exists, switchMap unsubscribes from that "inner" subscripti 阅读全文

posted @ 2018-09-27 19:21 Zhentiw 阅读(178) 评论(0) 推荐(0)

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