What are the features is ios 12.1?

911

---

What is meaning of 'readonly' keyword?

895

---

What is latest ios version?

980

---

What is arc ? How it works?

1022

---

How to use reusable cell in uitableview?

981

---

Difference between release and autorelease ?

880

---

How to send crash report from device?

878

---

What is meaning of 'nonatomic' keyword?

983

---

What is synchronous web request and asynchronous ?

901

---

How to start a selector on a background thread.

855

---

What compilers apple using ?

950

---

What is the meaning of 'strong'keyword?

918

---

What is the use of 'dynamic' keyword?

982

---

What is the use of an activitycreator?

971

---

What are application widgets in android?

1051

---