It's definitely far from comfortable if you compare to your favorite editor/IDE. In my case, I'm fine with it because I just want to assess the overall coding a

It's definitely far from comfortable if you compare to your favorite editor/IDE. In my case, I'm fine with it because I just want to assess the overall coding and design skills of the candidate. For instance, I'm well aware that when you take Eclipse/IntelliJ away from a Java developer, we feel hopelessly lost, so I wouldn't be picky when seeing the candidate answers.