Search results for: "Object-Relational Mapping"

What challenges arise when trying to adjust the position of the Y-axis in a chart created with PHPExcel library?

When adjusting the position of the Y-axis in a chart created with PHPExcel library, one challenge that may arise is the lack of built-in methods to di...

What are the advantages and disadvantages of using PDO versus mysqli for database connections in PHP?

When working with databases in PHP, developers often have to choose between using PDO or mysqli for database connections. PDO is a database abstractio...

What is the difference between fetchColumn() and fetch() in PHP when retrieving data from a database?

When retrieving data from a database in PHP using PDO, fetchColumn() is used to retrieve a single column value from the next row of a result set, whil...

What are the different options for outputting PDF documents using fpdf, and when should each option be used?

When using fpdf to generate PDF documents in PHP, there are several options for outputting the PDF file. The most common options include saving the PD...

Why is it considered not clean practice for a function to return both a boolean value and an error message?

Returning both a boolean value and an error message in a function is considered not clean practice because it violates the principle of single respons...