What is a variable cost example?
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What is the difference between the functions unlink and unset?
How can use sys time in loop?
How to track no of user logged in?
How to know user has read the email-php?
How to execute an sql query? How to fetch its result?
What is singleton class in php?
what is the use of include() function when include_once() alone will enough?
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Can anyone explain about join?
What is full form of PHP?
What is the purpose of the following files having extensions: frm, myd, and myi? What these files contain?