Engineering

Let’s see how to extend base logic of Angular directives by matching the same selector and add a long waited features to built-in…

A post by Zach Leatherman (zachleat)

Code blocks, but better

A critical look the term 'semantic HTML' and the limitations it has created for web engineers

In the below code my test case was passed as expected but i am using stryker for mutation testing , handleError function is survived in mutation testing , so i want to kill the mutant by testing the

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The site Vercel deployment Index page Preview deploys Testing Testing previews Bonus: print the GitHub event and values GitHub Checks Cypress Dashboard Cypress GH Integration More info The s

I write a lot about TypeScript and I enjoy the benefits it gives me in my daily work a lot. But I have a confession to make, I don’t really like writing types or type annotations. I’m really happy that TypeScript can infer so much out of my usage when writing regular JavaScript so I’m not bothered writing anything extra.

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I'm using Angular 4 HttpClient to send requests to external service. It is a very standard setup: this.httpClient.get(url).subscribe(response = { //do something with response }, err = {

I am using Chart.js. I am trying to convert the chart to an image by getting a base 64 string. The tutorial (http://www.chartjs.org/docs/) devotes an entire 1 line on the topic: The canvas element

Today I prepared a huge list of React Interview Questions from this awesome repo For more info, I...

How constantly composing solutions to daily problems with the aid of Pseudo Code can help us become better developers

When you want to learn a new programming language, it's good to focus on the things programming languages have in common:

2020 has been a long year. As it comes to an end we wanted to share a special Holiday Update on our research into zero-bundle-size React Server Components. To introduce React Server Components, we have prepared a talk and a demo. If you want, you can check them out during the holidays, or later when work picks back up in the new year. React Server Components are still in research and development. We are sharing this work in the spirit of transparency and to get initial feedback from the React…

Level up your JavaScript skills with a daily coding challenge from December 1st to 24th. Every day, we'll pick a winner who gets Scrimba Pro for a year (worth $150). On Christmas Eve, a winner gets $1000.

Facilitate an engineering culture of fairness, transparency, and consistency

The New York Times shortly tested re-introducing open-exchange programmatic ad buying last fall but didn't pursue it.

Here are some notes from the Epic React workshop Advanced Hooks. Function Dependencies in useEffect We use the useEffect hook to run side effects in React. The hook has a “dependency array” which tells it when to fire. That works fine if the trigger is a variable. Like this: const [count, setCount] = useState(0) React.useEffect(() = { // Update the document title using the browser API document.title = `You clicked ${count} times` }, [count]) //

If you spend a lot of time on Hacker News, it’s easy to get taken by the allure of building a web app without a framework. There are a bunch of potential advantages (no bloat! bespoke to your project!) and being able to say you built something with minimal dependencies gets you Engineer Points. That is, if you can pull it off.

I first started learning to code in 2012. And there was one YouTube channel that all my friends used to learn algorithms and data structures: MyCodeSchool. Within minutes of watching MyCodeSchool, you could immediately tell that: 1. These developers were really passionate about computer science. And 2. They

The @angular /service-worker package comes with a SwUpdate class that makes it easy to deal with updated apps. Let’s see how it can be used.

Learn how to develop UIs with components and design systems. Our in-depth frontend guides are created by Storybook maintainers and peer-reviewed by the open source community.

This is a very specific issue myself and anyone that uses Gatsby and React router for navigating between headers in their Gatsby sites. The issue has been documented several times now and the advice I have followed is to add a resolutions to my ...

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Learn how to make your initial app bundle smaller by using route-level code splitting.