A PHP, PERL, C library function for opening a directory handle. Questions are about the workings or issues with the opendir function.

ISO 8583 Financial transaction card originated messages — Interchange message specifications is the International Organization for Standardization standard for systems that exchange electronic transactions made by cardholders using payment cards.

The UIResponder class defines an interface for objects that respond to and handle events. It is the superclass of UIApplication, UIView and its subclasses (which include UIWindow). Instances of these classes are sometimes referred to as responder objects or, simply, responders.

Multicast DNS is a method for (generally) small networks to advertise services without user configuration. The two popular implementations are bonjour (used by Apple systems) avahi (used by linux)

Specman is a simulator for `e` (IEEE 1647), an Aspect Oriented Programming (AOP) hardware verification language that enables constrained-random stimulus generation and coverage.

Autotest is a Ruby gem for running tests automatically when source files change.

dbExpress is Embarcadero's data driver architecture replacing the deprecated Borland's BDE.

Apache Archiva is an open source repository management software

Inequalities are mathematical statements involving an order relation between two quantities, such as 'a is less than b' or 'a is greater than or equal to b'. These are usually expressed in symbols, i.e. 'a < b' or 'a>=b'.

PATH is an environment variable on various operating systems which specifies a list of directories where executable programs are located.

This tag should only be used for **programming questions** that relate to the recovery of data or services in the event of a disaster situation. Non-programming questions are OFF-TOPIC.