Desktop application development

Code golf is usually all about the briefness of the code. This code golf will be a bit different: it will be about code size, speed and efficiency. 

Qt is a very flexible and complete tool. That flexibility has its limits, though, and sometimes the Qt documentation can lead one down dead-ends. That is what happened to me recently. All I wanted to do was to put some buttons and text fields in a list widget.  It seems like a reasonable thing to…