The following code doesn't work like expected: page.find(css_selector).find(other_css_selector) The second .find will search...
Great presentation about writing Javascript like you write everything else: Well-structured and tested. JavaScript is no longer a toy...
Great look at the tradeoffs between progressive enhancement with jQuery or similiar, vs. client-side views.
In Ruby, the meaning of protected and private is different from other languages like Java. (They don't hide methods...
Access the Method object Dead simple: Get the method object and ask for its owner: "foo".method(:upcase) # => #
Establishing a TCP connection to a SSL secured remote service is not possible using telnet or nc. Though, you can...
Chart.js seems to be a good alternative to Google's Chart API and other commercial chart drawing libraries.
Rails flashes (FlashHash) track a list of used keys, which is not respected when comparing flash hashes.
For example if you use rvm and get this message: ERROR: Loading command: install (LoadError) no such file to load...
Smashing Magazine lists some handy tricks for print style sheets, all with CSS: Expand External Links For Print
CSSmatic lets you play around with four rather complex CSS stylings and gives you CSS or SASS code to use...
The linked site lists a wealth of CSS hacks that let you apply styles to just that one browser. You...
Since there are more and more touch-capable devices out there, as a web-developer it becomes more and more...
Consider this class: class Foo private def test puts "Hello" end end While you can say create a block to...
...Mar 2013 11:56:03 CET +01:00 >> Time.current.to_s(:db) => "2013-03-15 10:56:03" # This is now UTC Problem That will blow up in your face when...
...Sat, 01 Jan 2050 00:15:00 CET +01:00 >> Time.current.to_s(:db) => "2049-12-31 23:15:00" # This is the correct representation of our time.
Ruby 1.8 (supplied by Rails' ActiveSupport) >> BigDecimal.new("0.1").floor.class => BigDecimal Ruby 1.9 (supplied by Ruby 1.9 itself) >> BigDecimal.new("0.1").floor.class...
Guide how to make fixes in other people's GitHub repositories. It's basically "Open Source Development 101".
Google Chrome saves your profile data in ~/.config/google-chrome. To transfer the profile to for example a system you have setup...
When you use heredoc, string interpolation is enabled by default: x = "Universe" <<-MESSAGE Hello #{x} MESSAGE # => "Hello Universe"
Sometimes it seems a favicon does not work because your browser displays an old version or (in case of local...
TL;DR: You should generally use #size to count associated records. size Counts already loaded elements If the association is...
Given you use Capistrano together with bundler to automatically install your gems when deploying. I recently had the problem that...
Good collection of crash-course articles about founding a start up, getting funded, validating ideas, etc.