What is the use of string function substr(string,position,max) in AWK?

512

---

B is 20 miles east of A. D is 30 miles east of C. E is 10 miles north of D. C is 20 miles north of B. How far E is from A?

195

---

Write some characteristics of cloud computing?

29

---

How to assign query results to variables?

132

---

What is Cassandra?

13

---

---

How many joins in sql server?

73

---

What is a cshtml file?

71

---

What is the use of method save()?

111

---

How do I unblock javascript in chrome?

85

---

How to insert missing authorization?

158

---

What does function identity () do?

79

---

Can I use the win32 api from a .net framework program?

85

---

When to use nsmutablearray and when to use nsarray?

103

---

How do I use regsvr32?

72

---

Why use to d3.js?

1

---