Outlook Web App (OWA) is a webmail service of Microsoft Exchange Server 5.0 and later. The web interface of Outlook Web App resembles the user interface in Microsoft Outlook.

Ubuntu release that was released on 28 April 2011.

dup2() is a c system call that duplicates a file descriptor. Also use this tag for questions about the related system call dup().

Core class within Entity Framework. Provides the methods to retrieve, query and manipulate entities within the entity model.

A pre-compiled and optimized SQL statement that can be executed multiple times by changing certain constant values during each execution. Often used to prevent SQL injection.

The PIMPL idiom, also known as the compilation firewall or Cheshire Cat technique, is a "private implementation" technique useful in C++ and other similar statically compiled languages.

Waf is a Python-based framework for configuring, compiling and installing applications. It derives from the concepts of other build tools such as Scons, Autotools, CMake or Ant. If your question is about AWS WAF, use [amazon-waf] instead. If your question is about web application firewall, use [web-application-firewall] instead.

Test Suite: A set of several test cases for a component or system under test, where the post condition of one test is often used as the precondition for the next one.

Process scheduling algorithm based on time slice.A time quanta is given to each process for its execution. as the time slice is expired,the other process is allowed to execute.

Design principles are ideas that guide developers toward certain goals in software design.

Use this tag for Apache version 2.2.x specific question.