PHP offers a range of filter functions, like filter_var and filter_input, to validate variables or superglobals against specified validation rules and parameters. By default, when validation fails, a filter function...
Monthly Archives: November 2025
The PHP CLI (Command Line Interface) provides the --ini option, which shows the path of the loaded configuration file (php.ini) as well as the scanned configuration directories. Since PHP 8.5...
Before PHP 8.5 version, obtaining the build date and time of the PHP binary required using the phpinfo function. This approach was cumbersome because the phpinfo prints its output directly...
Since PHP 8.5, we can use the array_first and array_last functions to retrieve the first and last elements of an array. These functions serve as counterparts to array_key_first and array_key_last...
Run-time type information (RTTI) enables C++ programs to determine an object's dynamic type using features such as typeid and dynamic_cast. While RTTI is enabled by default on most toolchains, some...
When developing C or C++ projects with CMake, you may rely on external libraries. By default, CMake looks for shared libraries before static ones. However, some projects require explicitly linking...
In many C++ programs, knowing where the input is coming from can influence how the program behaves. Interactive tools, prompts, and text-based UIs usually assume that the user is typing...
In C++ programs, it's sometimes important to know whether the output is being displayed directly on the terminal or redirected to a file or pipe. This can help adjust formatting...
C++ applications often rely on exception handling for error reporting and recovery. However, some environments disable exceptions to reduce binary size or improve performance - embedded systems being a common...
When tracking down memory corruption, buffer overflows, or use-after-free issues in C++ programs, AddressSanitizer (ASan) is one of the most effective diagnostic tools available. There are situations where software may...