Updated on July 14, 2015 in Learn
Customize Ordered Lists with the ::before Pseudo- Element
Web browsers let you customize the look of most aspects of a page using CSS. But when rendering some page elements, web browsers are resistant to your styling efforts. For example, form elements like select menus, radio buttons and checkboxes…
Updated on May 26, 2015 in Learn
Behind the Scenes: Android Data Persistence with Evan Anger
In August 2014, Android developer Evan Anger visited the Treehouse studios to shoot a brand new Android course. In this behind-the-scenes sneak peek, Evan discusses his experience teaching on set. Look out for Evan’s “Android Data Persistence” course, coming soon…
Updated on February 15, 2022 in Learn
Smarter Sass Mixins with Null
With Sass mixins we’re able to pass a list of arguments to set the values of properties. For example, the following mixin uses four variables as arguments to define the display, padding and margin properties of an element. @mixin display ($disp, $padding, $l-margin, $r-margin)…
Updated on October 22, 2017 in Learn
When Should Kids Learn to Code?
A popular question is: when should my child start to learn to code? The answer is, as soon as possible and here’s why. Schools around the world are beginning to implement computer and tablet programs. Instead of hand writing homework,…
Updated on May 21, 2015 in Treehouse News
New Course: Advanced Sass
Now that you know the basics of Sass, it’s time to put these new skills to work in the best way possible. Learning the ‘best practices’ for writing Sass will gain you admiration among your peers. There are three sections…
Updated on October 20, 2017 in Learn
Five Virtues of a Good Software Developer
Recently I was watching a video by John Carmack the creator of Quake and Doom on the process of software development. He has has been developing software for over 20 years and is at the top of his game. And…
Updated on May 27, 2015 in Community
Treehouse – Our Values
We recently circulated a document here at Treehouse that sets out our values. Values are different than a mission statement in that they describe, not ‘what’ we want to achieve, but ‘how’ we achieve it. And in some cases how…
Updated on May 21, 2015 in Learn
How to Land Quality Clients
As a web designer or developer, you have a solid grasp of code and design. Your portfolio is stocked with impressive work. You’re ready for the freelance journey. Great! There’s still one skill you’ll need to master, though, and it’s…
Updated on October 20, 2017 in Learn
Python 2 vs Python 3
When I started at Treehouse, I only had one mission: Teach Python. Seems easy enough. But I was immediately hit with a bit of a problem. Which version of Python should I teach? Python 2, started in 2000 and slated…
Updated on May 21, 2015 in Learn
CSS Hover Effects for Photos
One of the most popular courses on Treehouse is How to Make a Website, which walks through the process of building a complete portfolio site from scratch. However, even after completing the course, the learning is only just beginning. Thousands of students have…
Updated on October 22, 2017 in Learn
How to Use MiniTest
MiniTest is the preferred method of testing in Ruby 1.9.3 and up. Ruby is currently at version 2.1.2, so if you haven’t taken a look at MiniTest just yet, I recommend checking it out. There are some compelling features of…
Updated on October 22, 2017 in Learn
How Do Kids Learn Tech?
Hi, my name is Joy. Let me tell you a little bit about what I do. I’m a school teacher. After a rousing school year in my 5th grade our class gathered for the last circle of the year. We…