What is null value in php?

1044

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What is the difference between $message and $$message in php?

1013

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What is the use of htmlspecialchars in php?

1001

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What is varchar mysql?

1180

---

Php error constants and their descriptions

1185

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Why delimiter is used in mysql?

1068

---

What are soundex() and metaphone() functions in php?

906

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What are advantages of .htaccess?

955

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What is overriding in php?

1093

---

What is polymorphism in php?

990

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What is mysql_real_escape_string used for?

981

---

What is in php 7?

1019

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What is warning – “cannot modify header information – headers already sent”?

1075

---

How do you debug php?

986

---

What does a delimiter do in mysql?

1060

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