What is the use of appdelegate in ios?

806

---

Is appdelegate a singleton?

792

---

Is xcode a framework?

835

---

What is the viper?

764

---

What is appdelegate?

776

---

What is xcode used for?

739

---

What does 2x resolution mean?

849

---

What is the difference between synchronous & asynchronous task in ios?

663

---

What does sn mean in a text message?

813

---

What is a delegate xcode?

813

---

What is a model class?

743

---

What is delegate method?

769

---

What does use core data mean in xcode?

837

---

What does exc_bad_access mean?

847

---

What is weak in swift?

792

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