Ever wondered how you can create a simple table output in bash? You can use the tool column for creating...
PostgreSQL offers a really handy field type: json. You can store any JSON there, in any structure. While its flexibility...
Until recently, you could open a new tab via window.open when using execute_script in Selenium tests. It no longer...
Command line text editor with syntax highlighting, menus (F1), etc. This might be a worthy replacement for nano if you...
Table of contents of the linked article: What are Web Fonts? Advantages of Web Fonts Disadvantages of Web Fonts
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...
Sending a testmail from a server with a configured exim is easy as pie. From your usershell: tell exim that...
Redactor is yet another WYSIWYG editor. It definitely has its weak points, but I want to point out that it...
Understand how nested attributes appear in the params. See how the Rails form helpers encode the names of nested...
SitePrism gives you a simple, clean and semantic DSL for describing your site using the Page Object Model pattern, for...
All browsers + IE9 know the CSS :empty selector. It lets you hide an element when it has no content, i.e...
Unfortunately, Web APIs haven’t provided the functionality to copy text to the clipboard through JavaScript, which is why visiting...
On Ruby 1.9+, standard ruby character classes like \w, \d will only match 7-Bit ASCII characters: "foo" =~ /\w+/ # matches...
In a web application you often need to move data between the client (HTML, Javascript) and the server (Ruby, Rails...
If you hover over the text of a card, you will now see EDIT links at the top right corner...
A common task in web applications is to add client-side JavaScript behavior to existing HTML elements.
As developers we are dealing with many tasks every week. We need a system to organize ourselves. Goals After completing...
Get an idea of the varying support for HTML/CSS/JavaScript features in different browsers like Chrome, Firefox, Internet Explorer, Edge...
Learn Enough Command Line to be Dangerous (it's in our library => Google Drive) CLI tricks every developer should...
Understand at least the following CSS concepts: Classes Selecting elements for styling Basic styling (color, typography, spacing)
Understand why we test: Low defect rate without a QA department. Customer acceptance testing can concentrate on new features...
Rails is our web framework. Goals Be able to write a simple Rails application. Understand how Rails talks to the...