Web designers and developers are often scared of using the command line, but we don’t need to be. It’s actually a simple—and useful—set of tools that can speed up your work and improve your life. One of the most important concepts in the command line is $PATH. Olivier Lacan explains why—and how to get comfortable following the Path in your work.
When we design responsively, our content elegantly and efficiently flows into any device. All of our content, that is, except images. For years, we’ve catered to users with the highest-resolution screens by sending giant images to everyone. No longer. Eric Portis takes us through the new picture element and other attributes to let us mark up multiple, alternate sources. Find out how to use responsive images now: send the best image for each context, cut down on page weight, and speed up performance.