If you're supporting IE9+, you can listen to input to see if a text field changes. Other than change...

When working with ActiveType you will often find it useful to cast an ActiveRecord instance to its extended ActiveType::Record...

Note: ActiveRecord::Base#becomes has a lot of quirks and inconsistent behavior. You probably want to use ActiveType.cast instead.

There is no such thing as a "default order" of rows in database tables. For instance, when you paginate a...

HTTP/2 will make our applications faster, simpler, and more robust—a rare combination—by allowing us to undo many of...

Surprisingly exhaustive new icon set by Google. Available as PNG, SVG and as a icon font. Comment from Henning

Since version 2.6 exception notifier distinguishes between foreground and background sections. The reason is that with background jobs (e.g. methods...

ActiveModel supplies an errors object that behaves similar to a Hash. It can be used to add errors to a...

Note: Making a reverse proxy with nginx is much more straightforward. A reverse proxy is a "man in the middle...

When you register a delegated event using on (or the deprecated delegate / live), it is somewhat hard to manually trigger...

All major browsers (IE8+, FF3.5+, Safari 4+, any Chrome) support sessionStorage, a JavaScript storage object that survives page reloads and...

sslscan is a nice tool to show details about TLS/SSL connections: ~> sslscan some-host-at.makandra.de Testing SSL server some-host-at.makandra.de on port 443...

Capistrano 3 is a major rework of the framework and requires several adjustments to your deploy configuration files. The biggest...

If you have FactoryGirl traits like this: factory :movie do title 'Sunshine' year 2007 trait :vintage do year 1951

Please don't use the horrible datetime_select helper. It has a terrible UI. Always prefer to use a visual...

When using Savon to connect a SOAP API, you may want to use Savon::SpecHelper to mock requests in your...

I was annoyed that RubyMine's autocompletion did not work via Ctrl+Space for me. In fact, it did not...

After adding a vdisk to an ESXi linux guest you will assert that you can't find a new device...

Investigate why mails are frozen The exim documentation says: Freezing occurs when a bounce message encounters a permanent failure because...

When you have an element you want to hide, you can add a ng-show='isOpen' attribute to that element...

If you're a frequent user of LibreOffice, I strongly recommend to checkout out the VLOOKUP function (SVERWEIS in German...

Small (1.5 KB) Javascript library that lets you render tables, lists, etc. with hundreds of thousands of items.

Jasmine has a jasmine.clock() helper that you can use to travel through time and trigger setTimeout and setInterval callbacks: