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Scroll events in Javascript can happen quickly. We want to make sure we don't request the same page multiple times which we can solve easily by introducing a little throttling.
It's important to see that there are unread messages in channels you're not actively viewing. We can use a very simple event in ActionCable to do this and bold channel names with unread messages.
User mentions in group chat is a crucial feature, so this week we're taking a look at how to add @ mentions for our users in chat with regex and more.
Copying to the clipboard is an incredibly useful feature for a password manager. We always want to copy & paste the username and password to authenticate, so we'll write a Stimulus Controller to add copy to clipboard functionality
Need a way for users to edit code in your Rails app? CodeMirror is an excellent option for a Javascript code editor that you can use with your Rails apps. We'll set up CodeMirror with Stimulus.js so you can replace any text field in Rails.
Webpack bundles can be confusing as to what actually ships in production. Using the bundle analyzer plugin, we can visualize and see exactly what libraries and files are taking up what space.
Learn how to use system tests for file uploads with file input fields and drag & drop with Uppy and Dropzone
In this episode, we'll walk through how I discovered an improvement for Rails' new Request.js library and how we approached and implemented the feature in a pull request.
We don't want anyone to be able to embed your Javascript widget on any domain, so we'll setup our app to check the domain and only allow the widget on specific sites
Keeping track of a user's last read timestamp for each chat room is straightforward, especially when we use Stimulus.js to update it from the client side.
hCaptcha is a method to try detecting bots on your website. This episode, we'll walk through how to implement hCaptcha in a way that's compatible with Turbo using Stimulus.js and
Turbo confirm modals typically ask a simple yes or no confirmation. What if you want to force the user to type in confirmation text to ensure they are paying attention? That's exactly what we'll build in this episode!
Learn how to configure live reloading with Esbuild in Rails using an EventSource and jsbundling-rails
Learn how to use Javascript constructors and destructors with Turbolinks to add compatilibty to any Javascript library you want
Creating draft records in your database can be tricky. We'll be using the Draftsman gem to help us create draft versions of our records with our autosave Javascript
An updated version of our Group Chat series using Webpacker, ActionCable, Stimulus.js, and modern Javascript to build a very clean version of realtime group chat in Rails
Bulk operations like "delete all", "publish all", etc require a little bit of Javascript and a special controller for handling them.
Webpacker provides some nice tools for loading Javascript in several different ways. We're looking at require.context to see how to load an entire directory's set of files easily.
An advanced look into jQuery UJS and how to use callbacks to improve your UJS workflow and debugging
The browser has a built-in Geolocation API that you can use to get the user's location (with permission) in Stimulus and use it with Rails
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