Should I prefer to use literal syntax or constructors for creating dictionaries and arrays?

Question

I am reading through the iOS Developer Guide to get familiarized with the Objective-C language and currently I am having a little confusion on the topic of Container Literal

Answer 1

You can use them on GNU/Linux with GNUstep and clang. In most of my cases GNUstep works with clang much better than all versions of gcc. (Sorry I should just edit the other answer, I am new to this)