Note This card does not reflect the current state of lazy loading technologies. The native lazy attribute could be used...
While you usually do not need a Content-Type on GET request (which have a blank body), an external API...
Sometimes you want to know exactly how many objects exist within your running Ruby process. Here is how: stats = {} ObjectSpace.each...
You want to test your 1GE or 10GE internet uplink? We needed to ensure we have full 10GE to the...
You can say this in Javascript: $.fn.jquery => "1.11.1"
Redactor is yet another WYSIWYG editor. It definitely has its weak points, but I want to point out that it...
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...
As the web is being used for more and more tasks, expectations rise. Not only should web pages offer rich...
In the DevTools settings, there's a "Shortcuts" section. Found these keyboard shortcuts there: General ESC Toggle drawer
This is how you regain disk space from OpenStack instances if you are using kvm and qcow. If your instance...
Moved from Less to Sass. Bootstrap now compiles faster than ever thanks to Libsass, and we join...
Unfortunately, Web APIs haven’t provided the functionality to copy text to the clipboard through JavaScript, which is why visiting...
You can include files from app/assets or from the public folder with javascript_include_tag. The subtle difference that tells...
Free Bootstrap theme resembling Material Design. Bootswatch offers Sass and Less files, so the theme can easily be integrated into...
Jasmine comes with two matchers that test for equality. The first is toBe: expect(first).toBe(second) toBe passes when...
The easiest way to freeze or travel through time in a Jasmine spec is to use the built-in jasmine.clock...
If you are writing any amount of Javascript, you are probably using closures to hide local state, e.g. to have...
tl;dr: Use event.currentTarget unless you are absolutely certain that you need event.target. Since it hasn't been written down...
CSS (+ some Javascript) framework, implementing Google's material design for static web pages. Can be used for plain websites without...
Disabling auto-complete in login forms is probably a bad idea, since it encourages weak passwords. If you are still...
SmartUnderline is an open-source JavaScript library which uses clever tricks to draw underlines in a more beautiful and readable...
Insanely detailled guide about controlling copy & paste behavior using web technology in 2015. Note that you can now trigger a...
If you're supporting IE9+, you can listen to input to see if a text field changes. Other than change...