The rendered font often depends on the local font your system provides, therefore you often find a rule like below...
Puma allows you to specify the max and min threads. In development this could be useful if you use a...
When upgrading Rails versions -- especially major versions -- you will run into a lot of unique issues, depending on the exact...
The Ace editor is a great enhancement when you want users to supply some kind of code (HTML, JavaScript, Ruby...
We figured out, that ActiveJob Inline might lead to autoloading problems in development. The result was an exception when running...
When you created a project on the Google API Console which is not being used, you may receive an e...
Ubuntu has decided to disable PDF processing because ImageMagick and the underlying Ghostscript had several security issues. When your Ghostscript...
Mobile Chrome and Safari support the "web share API" which allow you to use the native share functionality of an...
It is possible to access Rails config (for example secrets) from within your webpack bundles, thanks to rails-erb-loader...
Phusion Passenger changed the way how it gets restarted several times. Through the project's history, these all were valid...
In this example we assume that not only the storage gem changes but also the file structure on disc.
Cross-Site Request Forgery (CSRF) is an attack pattern for websites. A CSRF attack is usually relevant in a...
A JavaScript error in an E2E test with Selenium will not cause your test to fail. This may cause you...
Most forms have a single submit button that will save the record when pressed. Sometimes a form needs additional submit...
At makandra, we've built a few gems over the years. Some of these are quite popular: spreewald (> 1M downloads...
When you receive a ZIP file from a Windows user, umlauts and other non-latin1 characters in filenames may look...
Option 1: JSON dump In config/webpack/environment.js you can get inspect environment which includes all webpack config options set for the...
Why secure-only cookies used to be necessary Cookies have an optional secure flag. It tells the browser to not...
Background information about session storage in Rails Rails has a default mechanism to store the session in the CookieStore. This...
In medium-sized to large Rails applications, asset compilation can take several minutes. In order to speed up deployment, asset...
CoffeeScript and JavaScript (ECMAScript) both have operators in and of. Each language use them for more than one purpose. There...
When your application is running on a multi-server setup, application logs are stored per server (unless you choose a...
By default, Capistrano truncates server responses and places an ellipsis at the end of lines that are longer than your...
If your rails application is unable to send mails, it might be useful to debug your settings using the rails...