Apple recently gave developers the ability to sign up testers using just a URL in TestFlight. Previously, it required the developer to manage a list of E-mail addresses which quickly becomes unwieldy. If you are interested in testing pre-release versions...
If you want to build an Office AddIn for Word, Excel, or PowerPoint, all you really need to know is a little HTML and JavaScript. Since Ionic Framework is built with HTML and JavaScript, it actually makes a great fit for hosting an Office AddIn. In fact...