The nokogiri gem provides different packages for several platforms. Each platform-specific variant ships pre-built binaries of libxml2, e.g...
You can use proxy_hide_header in different contextes: Syntax: proxy_hide_header field; Default: — Context: http, server, location
You know that Devise offers RSpec test helpers for controller specs. However, in request specs, they will not work.
I recommend to go straight to 2.1.5+ without intermediate steps. Otherwhise you burden yourself with unnecessary work of encoding problems...
A very informative and interesting presentation about browsing performance, looking at efforts Google Chrome takes to increase it.
You can use mail-tester.com to check your application's e-mails for issues that might cause e-mails to be...
Note This card does not reflect the current state of lazy loading technologies. The native lazy attribute could be used...
Nobody needs HTML e-mails. However, you occasionally might have to write an HTML message for some weird reason. Here...
Installing SSL certificates usually implies additionally using intermediate certificates. If one of them is missing, some SSL client implementations might...
Our applications not only need to be functional, they need to be fast. But, to quote Donald Knuth, premature optimization...
Some tasks in a web application are better not done live when a user request a page, but in the...
When a method has keyword arguments, Ruby offers implicit conversion of a Hash argument into keyword arguments. This conversion is...
To safely transport an arbitrary string within a URL, you need to percent-encode characters that have a particular meaning...
With ngAnimate, you can easily animate certain events (see directive support). We'll make use of ngClass animations to style...
Understand how nested attributes appear in the params. See how the Rails form helpers encode the names of nested...
If the project team consists of at least 2 members, do a daily standup. It should not take much longer...
You have the following HTML structure:
If you want to run Javascript code whenever someone clicks on a ...
..., you...
All browsers + IE9 know the CSS :empty selector. It lets you hide an element when it has no content, i.e...
Many of our clients can't or don't want to design their user interfaces. In the absence of a...
Moved from Less to Sass. Bootstrap now compiles faster than ever thanks to Libsass, and we join...
We've already learned how to integrate user-provided images uploads to our application in 205 basic file uploads and...
Your MovieDB gained traction and is now a popular tool among cineasts. This comes with a downside: You noticed a...
Talk with a colleague and find out why we're using building some of our sites using static site...
We are using the BEM pattern ("Block, Element, Modifier") to structure our CSS in all new projects. We try to...