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JavaScript waitForever
10.12.2018
Writing mochitests for new features in DevTools can be difficult and time-consuming. There are so many elements interacting in an async manner that I oftentimes find myself using the debugger to debug the debugger! In the case where it’s unclear what interaction isn’t working...
Finite State Machines with React
24.7.2018
As JavaScript applications on the web have grown more complex, so too has the complexity of dealing with state in those applications — state being the aggregate of all the data that an application needs to perform its function. Over the last several years, there has been a ton of great...
What does the ‘h’ stand for in Vue’s render method?
30.5.2018
If you’ve been working with Vue for a while, you may have come across this way of rendering your app — this is the default in the latest version of the CLI, in main.js:
new Vue({
render: h => h(App)
}).$mount('#app')
Or, if you’re using a render function, possibly to take advantage...
Responsive tables, revisited
16.5.2018
Lea Verou with some extra super fancy CSS trickery. No way we could miss linking this one up!
One of the problems with responsive table solutions, at least the ones where you are using CSS to rejigger things, is that there is duplicated content somewhere. Either in CSS or HTML.
Lea finds two ways...
CSS Environment Variables
4.5.2018
We were all introduced to the env() function in CSS when all that drama about "The Notch" and the iPhone X was going down. The way that Apple landed on helping us move content away from those "unsafe" areas was to provide us essentially hard-coded variables to use:
padding:
...
Collective #411
30.4.2018
cssgr.id * Ivy * Lifefaker * VS Code Extensions * Unavatar * load-asset * Figurine * Heartbeat Function
Collective #411 was written by Pedro Botelho and published on Codrops
Destructuring and Function Arguments
3.4.2018
The JavaScript language has benefitted from some really awesome new features over the past few years, including arrow functions, the spread operator, and default function argument values. Even if your browser doesn’t yet support proposed JavaScript API syntax additions, you can use a tool...