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Currently, patchValue doesn't support update FormArray. The workarround is you need to empty the form array first, then add items back. 阅读全文
posted @ 2017-08-17 01:31
Zhentiw
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Which hash algorithom to choose for new application: https://www.owasp.org/index.php/Password_Storage_Cheat_Sheet Argon2[*7] is the winner of the pass 阅读全文
posted @ 2017-08-16 01:02
Zhentiw
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One thing that we can do is to add styles directly to HTML elements that live within our component. However, in this lesson we see that style classes 阅读全文
posted @ 2017-08-15 16:06
Zhentiw
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Angular has a very robust security model. Dynamically inserted html, style or url values into the DOM open up possibilities for attackers to compromis 阅读全文
posted @ 2017-08-15 15:53
Zhentiw
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Line charts are often used to plot temporal data, like a stock price over time. In this lesson we’ll see how to use D3 APIs to create our own simplifi 阅读全文
posted @ 2017-08-14 19:38
Zhentiw
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We will learn how to make use of the ngStyle directive to directly add multiple style attributes to a DOM element as a style property. We’ll also lear 阅读全文
posted @ 2017-08-14 16:28
Zhentiw
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Firebase cloud functions is similar to AWS lambda or serverless. You can deploy you code which wrote in Node.js and deploy to firebase. It can respons 阅读全文
posted @ 2017-08-14 14:57
Zhentiw
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In this styled-components lesson, we set a "primary color" within a UI "theme" object. We make this theme accessible to all components by wrapping our 阅读全文
posted @ 2017-08-14 01:41
Zhentiw
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It it recommeded that when deals with form component, we can create a container component to hold state, and then create a stateless component to enpo 阅读全文
posted @ 2017-08-12 18:59
Zhentiw
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Scatter plots, sometimes also known as bubble charts, are another common type of visualization. They’re extremely versatile thanks to their ability to 阅读全文
posted @ 2017-08-11 18:57
Zhentiw
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