Let’s be honest, as developers we are annoyed by people who test our code and find dozens of errors. I get it but good QA engineers really save our asses, be kind to them.
During the development of an application we often need to simulate the response to an API call without having a real endpoint available.
Sometimes it happens that you have to test a site from a country other than the one you are in. There are many ways to do this, my favorite is Tor Browser.
It’s Friday night, you’re about to quit work and enjoy your well-deserved weekend when the phone rings. “I can’t scroll vertically the menu on my new Iphone”, of course it’s your customer. If you don’t have an iphone handy you probably won’t even be able to see the problem.