Note The maintenance mode is enabled on all application server as soon as the file /public/system/maintenance.html is present. Installation
Once Rails knows a given string is html_safe, it will never escape it. However, there may be times when...
You know that layouting HTML e-mails is terrible. For more fun, check Litmus' list of top 10 e-mail...
There are cases when you need to select DOM elements without jQuery, such as: when jQuery is not available
Until recently, you could open a new tab via window.open when using execute_script in Selenium tests. It no longer...
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...
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...
All browsers + IE9 know the CSS :empty selector. It lets you hide an element when it has no content, i.e...
Moved from Less to Sass. Bootstrap now compiles faster than ever thanks to Libsass, and we join...
Spreewald comes with a selector_for helper that matches an English term like the user's profile into a CSS...
I am happy to announce that this information is now available in JSON form at https://ip-ranges.amazonaws.com/ip-ranges.json. The information...
Use form models to handle this problem Or soften the validation to validates_presence_of :parent
tig is a command line explorer for Git that is just awesome. Install via apt-get or brew. Handy commands...
CTRL + SHIFT + ALT + N : Search for any symbol in your application, like CSS classes, Ruby classes, methods, helpers etc...