I guess the link was supposed to be http://eugenis.org/learning/beginning-objective-c-programming.html http://eugenis.org/learning/beginning-objective-c-programmin...
Look like I can't change the link, re-post again here:
https://news.ycombinator.com/item?id=7701902 https://news.ycombinator.com/item?id=7701902
Sorry for the confusion caused :(