A forum, or message board, is an online discussion site where people can hold conversations in the form of posted messages. They differ from chat rooms in that messages are at least temporarily archived. Also, depending on the access level of a user or the forum set-up, a posted message might need to be approved by a moderator before it becomes visible.

An exception that is thrown when the database driver encounters an error. This tag could be used for both C# `SqlExpection` and Java `SQLException`.

GameKit is an Apple Framework that provides classes to create social games.

Vertex shaders are executable programs that execute as part of the programmable geometry pipeline in modern graphics APIs such as e.g. Direct3D or OpenGL. Vertex shaders are usually hardware accelerated on consumer hardware nowadays. The vertex shader processes one vertex at a time, followed by primitive assembly, optionally geometry shader and transform feedback, clipping, and finally rasterization and fragment processing.

MOXy is the object-to-XML and object-to-JSON component of EclipseLink. It is a JAXB (JSR-222) implementation with extensions for supporting: XPath based mapping, JPA entities, and infoset preservation.

Pinterest is a virtual pinboard which allows you to organize and share things you find on the web. You can browse pinboards created by other people to discover new things and get inspiration from people who share your interests.

A Docker image is an inert, immutable, file that's essentially a snapshot of a Linux container. Images are created with the 'docker build' command or 'docker container' command. Images will produce a container when started with 'docker run'. Images are stored in a Docker registry such as registry.hub.docker.com

Required is an HTML attribute of an input element that forces that the input be supplied.

Coordinate systems use one or more numbers, or coordinates, to uniquely determine the position of a point or geometry in space.

Managed refers to code that requires and will only execute under the control of a Common Language Runtime (CLR). Any code written in C# or Visual Basic .NET is managed code.

Flash CS6 is part of Adobe's Creative Suite released on 7 May 2012.