19 February 2011

Human perception on latency....

http://blog.benstrong.com/2010/11/google-and-microsoft-cheat-on-slow.html and http://books.google.com/books?id=aU0MR-MA-BMC&pg=PA292#v=onepage&q&f=false    show to me that, by experiments, when latency is under or roughly equal to 150-160 miliseconds, human sense can not feels or sees that. Good to know.... so one just need to make sure computation result is shown under 150 ms and we shall say "Dear Lord, it's magically appears" :)

How to execute multiple commands directly as ssh argument?

 Perhaps sometimes you need to do this: ssh user@10.1.2.3 ls It is easy understand the above: run ls after getting into 10.1.2.3 via ssh. Pi...