jQuery has a function $.fn.trigger(). You can use it to dispatch an event on a jQuery object: let $element = $('.foo...
It is quite easy to migrate from CoffeeScript to ES6. You can use decaffeinate to convert your CoffeeScript source to...
To keep JavaScript sources small, it can sometimes make sense to split your webpack bundles. For example, if your website...
We're always striving towards keeping our website's JavaScript as small as possible. If you're using webpack(er...
If you struggle with a /boot partition that is too small for updates, and you are too intimidated by the...
TL;DR Most web applications do not require action on this. SameSite=None (old browser default) will continue to work...
Along with a number of other cool new features and performance improvements, Ruby 2.6 added function composition to the Proc...
Some older Node modules rely on window.jQuery to be present. One suggested solution is to use this config in the...
To avoid multiple versions of a package, you can manually maintain a resolutions section in your package.json. We recommend you...
In Rails, we usually have a mailer setup like this: class MyMailer < ActionMailer::Base def newsletter mail to: 'receiver@host.tld',
Many mail clients do not support external style sheets. Some even require all styling inline, which means you'll have...
While deploying an Ruby update to an old application these days, we encountered the following misleading error: *** [err :: some-host.makandra.de] You...
Rails' ActiveSupport::TimeWithZone objects have both a timezone code and offset, e.g. Thu, 28 Mar 2019 16:00:00 CET...
min-width is known as a CSS property that can be set to define a least width for an element...
Fixed bugs where calling valid? would change the record's state.
You can use .ids on an ActiveRecord scope to pluck all the ids of the relation: # Modern Rails User.where("users.name...
From at least Rails 4, the ActionView tag helper turns Array values of HTML options into a single space-separated...
Webpacker is Rails' way of integrating Webpack, and version 4 has been released just a few days ago, allowing us...
Rails' params hash contains any request parameters (URL parameters or request payload) as well as routing parameters like :controller, :action...
Today's cameras create huge images, some beyond 50MB. Unless you need to offer this large files, you should always...
See the attached link for a useful overview of modern (and classic) DOM API methods, like matches, contains, append, cssText...
Carrierwave includes some handy helper methods you can use to resize your images. Here is a quick summary of them...
...get no results (-01-23 would have worked). Serial numbers (one case was s7-1500) pose similar problems. Potential solution One possibility is to use plain old LIKE queries:
Spammers have started abusing other application to send their spam. This works like this: The application has some form that...