Mark window as "demands attention" Install wmctrl through your package manager, i.e. sudo apt-get install wmctrl Download the attached...
The bash offers control over the behavior of autocompletion. The most primitive example is this (just run it in your...
When searching for text in a MySQL table, you have two choices: The LIKE operator FULLTEXT indexes (which currently only...
If - for whatever reason - you have to render stylesheets dynamically, the following snippet might be of help. It emulates what...
For two years we've been using SearchableTrait which gives models the ability to process Googlesque queries like this: Contact.search...
Selenium cannot reliably control a browser when its window is not in focus, or when you accidentally interact with the...
When you want to copy/move from a shared folder (on Windows guests, for example) and it fails with absurd error...
Go to Settings Manager / Keyboard / Application Shortcuts Add a shortcut for the Print key that calls xfce4-screenshooter -f
Icon fonts like Font Awesome are infinitely scalable, look great on high-DPI displays and will give your app a...
Having your site run on SSL is worthless when you include content over an unsafe connection (HTTP).
Under certain (unknown) circumstances, Rails will give localized files an invalid content-type in the Response header. For me, after...
If you're using the Capybara webdriver, steps sometimes fail because the browser hasn't finished loading the next page...
Haml 3.1.2 displays single quotes in FormBuilder#text_ field html escaped. You may see something like that:
If your application has forms to edit string fields, you probably want to strip the entered values (remove whitespace from...
In a Rails application, *_spec.rb files get special treatment depending on the file's directory. E.g. when you put a...
The linked slidedeck holds many tips, of which I list the most interesting to me below DATA and END
The __END__ keyword tells Ruby where a file ends – but you don't have to stop there. Any text you...
Ruby's mathn library changes Fixnum division to work with exact Rationals, so 2 / 3 => 0 2 / 3 * 3 => 0...
This didn't work for me. Seems display is already taken in Machinist. # in spec/support/blueprints.rb Partner.blueprint do company_name
You're using exception_notification and want to send exception mails within a model. Here's how. The ExceptionNotifier class...
There is no reason to leave trailing whitespace characters in your project's files, so don't add any.
TL;DR Avoid before(:context) (formerly before(:all)), use before(:example) (formerly before(:each)) instead. If you do use before...
simple_format ignores Rails' XSS protection. Even when called with an unsafe string, HTML characters will not be escaped or...
Given you store files on Amazon S3 and you need to stream those files out to people while you don...