Does Perl have reference type?

943

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How do you give functions private variables that retain their values between calls?

963

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How to dereference a reference?

992

---

What is the easiest way to download the contents of a URL with Perl?

956

---

How do I do fill_in_the_blank for each file in a directory?

975

---

What does length(%HASH) produce if you have thirty-seven random keys in a newly created hash?

1028

---

Explain soundex() and metaphone().

1037

---

How to Retrieve the Session ID of the Current Session?

993

---

What types of Data Can Be Used as Array Keys?

1033

---

What are the correct and the most two common way to start and finish a PHP block of code?

1076

---

What does PEAR stands for?

1058

---

What is a Mapplet?

1133

---

What are the differences between new and malloc in C?

1169

---

what is a constant pointer in C

1195

---

what is recursion in C

1075

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