Search results for: "W3C guidelines"

Are there any best practices or guidelines for handling MySQL result resources in PHP to prevent errors like "supplied argument is not a valid MySQL result resource"?

When working with MySQL result resources in PHP, it's important to check if the result resource is valid before using it in your code to prevent error...

Are there any best practices or guidelines to follow when setting up a mailing system in PHP that involves storing and retrieving email addresses from a database?

When setting up a mailing system in PHP that involves storing and retrieving email addresses from a database, it is important to sanitize user input t...

Are there any best practices or guidelines to follow when using the copy() function in PHP to avoid unexpected issues like the one described in the forum thread?

Issue: The copy() function in PHP can sometimes fail to copy files due to permission issues. To avoid this, it's best practice to check if the file ex...

Are there any specific guidelines or recommendations for structuring PHP code to handle conditional logic, such as IF-ELSE statements, to ensure proper execution flow and error handling?

When handling conditional logic in PHP, it is essential to structure your code in a clear and organized manner to ensure proper execution flow and err...

Are there specific structures or guidelines that need to be adhered to in order for the PHP kernel to recognize and use custom C++ functions in PHP code?

In order for the PHP kernel to recognize and use custom C++ functions in PHP code, you need to create a PHP extension that bridges the gap between the...