Titlebook: Objective-C Programmer‘s Reference; Carlos Oliveira Book 2013 Carlos Oliveira 2013

碎石头

refine

CHAFE

无价值

障碍物

Blocks which can help to simplify and clarify the relationship between programming entities. In this chapter, you will learn how to create and use blocks, a syntactical feature that makes the language much easier and more expressive.

意外的成功

Decimate

狂乱

Debuggingve support in the task of identifying, reproducing, and fixing programming bugs. Xcode provides a complete solution for writing and debugging programs, which makes it much easier to find bugs in new or existing applications. In this chapter, I explain how to use these debugging features.

Glower

choleretic

The C in Objective-Cresult of this special relationship, any program that is valid C code is also valid from Objective-C‘s perspective. This is why it is so important to be familiar with the basics of C, as well as how they relate to areas of object oriented programming, such as classes, messages, and interfaces.