Explain why delegates and notifications are different.
- 1 Answers
- 2223 Views
- I also Faced
- E-Mail Answers
Answer Posted / maanya
Notifications inform other objects about program events and they react after the event occurs.
Delegations provide the chance to reject or modify the proposed operation.
| Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
What is plist file and explain about it is usage in iOS operating system?
Would I be able to keep in touch with some c++ work in the equivalent .m record? Will it compile? Assuming no, what changes would it be a good idea for me to do to compile it?
What is suspended state in ios?
Is it safe to update to ios 13?
What is ios selector?
What is latest xcode version?
Garbage collector in iphone?
What is nsmanagedobjectcontext? What are the different concurrency types? Explain each type.
What is the difference strong and weak reference?
Why do you generally create a weak reference when using self in a block?
Explain the difference between nsarray and nsmutablearray?
Explain @synchronized ,@dynamic
Can we use ssl to encrypt the app communication?
What is the difference between weak and strong?
How do you check if your code has memory leaks?
