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2019, we create more and more complex webapps, so naturally they begin to consist of more and more code needed to be downloaded. As a result they are loading longer than they did previously. Average webpage in 2018 weighted 1.8 MB and it loaded approximately 8.5 second whereas it is advised for the page to load under 3 seconds. This is the magic line after which, on average, more than a half of the users would leave the page.
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The current state of real-time communication and screen sharing Over the past few years, real-time communication via the internet has grown in popularity. Text chats and video conversations are important parts of modern web applications. One of the most interesting and useful features that can help with presentations, team meetings or other similar use cases is screen sharing.
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There are situations where keeping a reference to the last route a user visited can come in handy. For example, let’s say we’re working with a multi-step form and the user proceeds from one step to the next. It would be ideal to have the route of that previous step in hand so we know where the user left off, in the event that they navigate away and come back later to complete the form later.
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Creating functional PWA for iOS is tough and requires a lot of workarounds, but it is possible - as you may have seen in my previous article - Few Tips That Will Make Your PWA on iOS Feel Like Native. I wrote that article a few months ago, but unfortunately, it is not outdated yet - support for PWA on iOS is still really poor.
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When I think about performance and how the websites are loaded the first thing that comes to my mind is that when the content is loaded the last elements that appear on the page are images.
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It should not come as a surprise that CSS in modern web development is far from perfect. Nowadays, projects are usually quite complex and, given the global nature of styles, it’s extremely easy to end up with conflicting styles that override each other or that implicitly cascade down to elements we didn’t consider before.
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Practical Use of Vue.js Scoped Slots

There are situations when you want the template inside the slot to be able to access data from the child component that is responsible for rendering the slot content. This is particularly useful when you need freedom in creating custom templates that use the child component's data properties. That is a typical use case for scoped slots.
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Data normalization is useful when app state is getting too big, has deeply nested information and difficult to use. When normalizing data we need to follow few rules:
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On March 30, the long-awaited iOS 11.3 update was released, with support for basic PWA features on iPhones and iPads, such as service workers and app manifest files. Although it is great that these are finally supported, the user experience of Progressive Web Applications on iOS is still not perfect.
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The web development world is changing fast. I feel that we are moving towards splitting monolith web applications in two, by extracting backend part into an API. This solution, even though it has many pros, it brings in some difficulties as well. One of which are end to end tests.
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