* Polyspace static analysis can help you find coding errors earlier in your development cycle, reducing potential costs. * It offers a simple solution for exhaustively verifying complex code. * On average, Polyspace can help software developers and quality engineers reduce development time by 12%.

* Xdebug's basic functions include the display of stack traces on error conditions, maximum nesting level protection and time tracking. * The debug information that Xdebug can provide includes the following: - stack and function traces in error messages with: - full parameter display for user defined functions - function name, file name and line indications - support for member functions - memory allocation - protection for infinite recursions * Xdebug also provides: - profiling information for PHP scripts - code coverage analysis - Capabilities to debug your scripts interactively with a debugger front-end.