Ubuntu

I recently upgraded my system from Ubuntu 16.04 with Unity to Ubuntu 17.10 with Gnome Shell 3. One of the "features" I found annoying was that my IDE PhpStorm was not popping to the front and receiving focus whenever breakpoints were hit. I eventually figured out a solution and wanted to document it in case others were also searching for a solution.

I first confirmed that "Focus application on breakpoint" was indeed enabled in my settings:

 

Installing PHP 7.0

Installing PHP 7.0 is easier than ever.  Here are instructions for installing the latest version on different platforms:

PHP 5.x Conflicts

You may encounter conflicts if you already have PHP 5.x installed. If so, make sure to completely remove PHP 5.x from your system before installing 7.0. On Ubuntu, this is as simple as running: sudo apt-get purge php5-*.