When checking the HTML source code, you might come across server-side code like PHP, C#, VB.net, etc. sitting in the HTML. Needless to say, this code should never end up in the HTML source code! The ...

But instead of sinking 375 days--and $500,000--into developing a proprietary code, Pendo went in the completely opposite direction: It down­loaded an open-source software engine coded entirely by ...