Create an Article›User Guide›

Everything you need to know about PWA

Aug 30, 2022


Notice: Undefined variable: cofig in /var/www/icrowdmarketing/submission/news.php on line 386

Notice: Trying to get property 'poweredby' of non-object in /var/www/icrowdmarketing/submission/news.php on line 386

iCrowdMarketing



PWAs are web apps designed to be fast, reliable, and engaging. They are built using web technologies such as HTML, CSS, and JavaScript. PWAs can be deployed to any web server and loaded as any web page.

PWAs are becoming increasingly popular because they offer an app-like experience without the need to download or install an app. They also offer some advantages over traditional web apps, such as offline access and push notifications. 

If you want to build a PWA, there are a few things you should consider. In this article, we'll look at what PWAs are and how they differ from traditional web apps. 

What are PWAs and how are they used?


You might ask, what is a PWA and how are they used? You can use Progressive Web Apps (PWAs) in a number of ways. One way is to use them as a replacement for traditional built-in apps. This means that instead of building and releasing a separate app for each platform you want to support (iOS, Android, etc.), you can build a single PWA that works on all platforms. Another way to use PWAs is to create a complementary app for an existing website. This way, users can access your content offline, or without an internet connection. 

In addition, PWAs can be used to create standalone apps that don't require a website at all. These apps are usually designed for specific purposes, such as providing weather information or displaying news articles. Finally, PWAs can be used to improve the functionality of existing websites. For example, you can add an "Add to Home Screen" button to your website so that users can install your PWA on their devices. Or you can use a service worker to cache resources and improve the performance of your website.

PWAs are web apps that are designed to be:



  • Fast: PWAs should load quickly, even on slow internet connections.

  • Reliable: PWAs should work offline or under poor network conditions.

  • Engaging: PWAs should feel like a native app, with an immersive user experience.


There are some key techniques used to build PWAs:



  • Service workers: service workers are a script that runs in the background, separate from the web page. It can intercept network requests, access the browser cache, and handle push notifications. 

  • Web application manifest: The web application manifest is a JSON file that tells the browser about your PWA and how it should behave when started.

  • App shell: The app shell is the minimal amount of HTML, CSS, and JavaScript required to run the user interface of your PWA. It should be cached by service operations so that it can be accessed offline.


Here are some tips for building PWAs


Use a static website generator.  Static website generators generate the HTML for your web pages at build time, rather than dynamically generating it on the server. This means that your web pages can be served faster, as there is no need to make database queries or edit templates at each request.

Use caching. Caching allows you to store assets such as HTML, CSS, and JavaScript files locally so they can be accessed offline or loaded faster the next time they are needed.

Tags: English