Is linkedlist thread safe?

881

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Can you make an arraylist of arrays?

1104

---

Can we remove element from arraylist while iterating?

981

---

How do you find the size of an arraylist?

845

---

Can you store different types in an array?

933

---

Can arraylist have null values?

875

---

How remove all from arraylist?

947

---

How do you sort an arraylist?

886

---

Can you override methods of arraylist?

1000

---

Can we give size to arraylist?

980

---

Can we store primitives in collections?

917

---

Can arraylist store primitives?

946

---

Can a hashset contain duplicates?

957

---

Can we put null value in hashmap?

888

---

Can we store a string and integer together in an array?

907

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