21 Oct 2024

BigInteger Class in PHPDoes PHP include a BigInteger class for handling large integers? If so, how is it accessed and utilized?Answer:While PHP does not natively include a BigInteger class, external libraries can provide this functionality. Two notab

13 Dec 2024

Linking Static Libraries to Other Static Libraries: A Comprehensive ApproachStatic libraries provide a convenient mechanism to package reusable...

11 Dec 2024

How to [Recursively] Zip a Directory in PHPThe goal is to effectively zip a directory, including all its subdirectories and files, in PHP.Approach...

11 Jul 2025

When writing unit tests for Python classes, mock technology can bypass external dependencies and is mainly implemented using the unittest.mock module or manual pile driving. 1. Use unittest.mock.patch to replace specific method behavior, such as the return value of the mock class method and verify the call; 2. Create a Mock class to replace the real class and simulate the overall behavior; 3. Use MagicMock to quickly generate fake data and use it in combination with patch. The core is to isolate the external environment through "stand-alone" and "preset results", so that the test focuses on the logic itself.

15 Jan 2025

Serializing a Class with a Dictionary MemberWhen attempting to serialize a class with a Dictionary member, such as in the case of a configuration...

28 Jun 2025

Using XAMPP or MAMP to build a PHP development environment is simple and efficient, suitable for beginners. 1. Download and install XAMPP or MAMP, start Apache and MySQL services; 2. Create a project folder in the https directory and place a .php file to access it through http://localhost/ project name; 3. Write a test script to verify whether the connection between PHP and MySQL is successful; 4. Optionally install VisualStudioCode or PHPStorm and other code editors to improve development efficiency. Follow these steps to quickly build a local PHP development environment.