Zhentiw - 博客园

2018年6月17日

[CSS3] Use Sticky Positioning for Section Headers

摘要： We can take advantage of sticky positioning to keep a section header at the top of the page while the user scrolls. This is useful for neat categorisa 阅读全文

posted @ 2018-06-17 11:49 Zhentiw 阅读(183) 评论(0) 推荐(0)

[CSS3] Make a horizontal-scrolling Menu

摘要： Our web app on desktop may use elements that use great deal of width. On many occasions we can’t simply turn these elements into columns so that they 阅读全文

posted @ 2018-06-17 11:37 Zhentiw 阅读(187) 评论(0) 推荐(0)

[React] Refactor a connected Redux component to use Unstated

摘要： In this lesson, I refactor a simple Counter component connected to Redux to use Unstated instead. I explain some of the cognitive overhead of working 阅读全文

posted @ 2018-06-17 11:26 Zhentiw 阅读(276) 评论(0) 推荐(0)

2018年6月15日

[Debug] Use Remote Sources to Debug a Web App on an Emulator, Simulator, or Physical Device

摘要： We can emulate different operating systems, browsers, and devices within a desktop operating system. We’re going to discuss iOS and Android options we 阅读全文

posted @ 2018-06-15 19:26 Zhentiw 阅读(224) 评论(0) 推荐(0)

2018年5月28日

[Angulalr] Speed Up Reducer Development Using Ngrx Schematics

摘要： When we use NGRX, we need to create some bolipates. Now with Angulalr6, we can use CLI to generate those code for us. Install: @ngrx/schematics: Scaff 阅读全文

posted @ 2018-05-28 01:52 Zhentiw 阅读(372) 评论(0) 推荐(0)

2018年5月26日

[Vue] Code split by route in VueJS

摘要： In this lesson I show how to use webpack to code split based on route in VueJS. Code splitting is a useful tool to help eliminate unused code and only 阅读全文

posted @ 2018-05-26 23:09 Zhentiw 阅读(493) 评论(0) 推荐(0)

[Cypress] Test XHR Failure Conditions with Cypress

摘要： Testing your application’s behavior when an XHR call results in an error can be difficult. The use of stubs for XHR calls makes it easy for us to setu 阅读全文

posted @ 2018-05-26 22:45 Zhentiw 阅读(323) 评论(0) 推荐(0)

[Cypress] Stub a Post Request for Successful Form Submission with Cypress

摘要： In this lesson well stub a POST request and use Cypress commands to fill in and submit a form. We’ll wait for the submission to resolve and then asser 阅读全文

posted @ 2018-05-26 22:33 Zhentiw 阅读(494) 评论(0) 推荐(0)

2018年5月25日

[Cypress] Create a Single Custom Cypress Command from Multiple Commands

摘要： Cypress provides a straightforward API that allows you to define custom commands. In this lesson, we’ll take a series of Cypress commands and wrap the 阅读全文

posted @ 2018-05-25 21:29 Zhentiw 阅读(465) 评论(0) 推荐(0)

[Cypress] Wait for XHR Responses in a Cypress Test

摘要： When testing interactions that require asynchronous calls, we’ll need to wait on responses to make sure we’re asserting about the application state at 阅读全文

posted @ 2018-05-25 21:19 Zhentiw 阅读(445) 评论(0) 推荐(0)

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