Let me share some real stuff!!!
Let me share how I solved some challenges I've have faced in my career.
Let's access to Salesforce data using its REST API Services from PHP
Let's use Google Vision to identify face position and common places in a picture.
Let's create an interactive map with clusters for multiple locations.
Let's see how we can transform a video and show the results.
Let's create an Opencart module so we can [do something].
Let's get iAts transacctions using the Direct Integration