Write a program to display table of a number using php?
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Tell me how to get the value of current session id?
what are the various PHP Script Optimization techniques?
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Explain what are psrs? Choose 1 and briefly describe it?
how long a default session stay in php?
What is helper library?
How to check a key exist in an array?
What does type casting mean in php? Explain with an example?
What is the difference between for and foreach loop in php?
What does $_server mean?
Which function would you use to format date information in php?
we store and display scores of users in different games. In MySQL, records are stored as tuples (user-id, game-id, score). Now we need to support ranks of users, i.e., each user should be informed of his current rank in the community. The challenge is to come up with the best way to store the data in MySQL so that the requirements are efficiently met.
How can I retrieve values from one database server and store them in other database server using PHP?