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What are the potential pitfalls of using timestamps to calculate age in PHP?

Using timestamps to calculate age in PHP can lead to inaccuracies due to differences in time zones, leap years, and daylight saving time adjustments....

How does the use of mysql_pconnect() impact performance in PHP?

Using mysql_pconnect() in PHP can impact performance by creating persistent connections to the MySQL database server, which can lead to resource exhau...

What are the potential pitfalls of using meta tags for automatic redirection in PHP?

Using meta tags for automatic redirection in PHP can lead to potential pitfalls such as SEO issues, browser compatibility problems, and security vulne...

What best practices should be followed when writing MySQL queries in PHP?

When writing MySQL queries in PHP, it is important to use prepared statements to prevent SQL injection attacks and ensure data security. Additionally,...

What are the potential security risks involved in storing uploaded files outside of the Document-Root in PHP?

Storing uploaded files outside of the Document-Root can pose security risks as it exposes sensitive files to potential unauthorized access. To mitigat...