What is weak in ios?

839

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What is reuse identifier?

780

---

What is strong weak in ios?

841

---

What is the current iphone ios?

856

---

What is the difference between viewdidload and viewwillappear?

828

---

What is the concurrency how many ways you know to achieve concurrency?

784

---

What is the protocol in ios?

820

---

What is called before viewdidload?

819

---

What is difference between static library and framework?

912

---

What is a serial queue?

793

---

What size is 1x and 2x?

740

---

Why is iboutlet weak?

818

---

What is appdelegate in xcode?

835

---

What language is ios based on?

848

---

What is thread in ios?

801

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