The Cassini Web Server is an open-source lightweight web server distributed with ASP.NET as an example of an ASP.NET web server written in C#.

Interrupt Service Routine, also known as Interrupt Handler, is a callback subroutine in microcontroller firmware, operating system or device driver whose execution is triggered by the reception of an interrupt. Interrupt handlers have a multitude of functions, which vary based on the reason the interrupt was generated and the speed at which the interrupt handler completes its task.

Windows Desktop Gadgets is the official name for the default widget interface on Windows 7. Windows Vista referred to them as Windows Sidebar Gadgets, but it was decided the sidebar that they would dock to should be removed in later versions of windows.

sp_executesql is a system stored procedure in Microsoft's SQL Server product range (2005 onwards) for running dynamic SQL.

PROJ is a cartographic projections and coordinate transformations library

A reduced instruction set for ARM processors (based on a 16-bit encoding, instead of 32 bits in standard ARM mode), originally intended for embedded systems with a small amount of RAM. Also for question with the later Thumb2 mixed 16 and 32 bit instruction modes. Consider the tags 'slider' and 'thumbnails' for other meanings of 'thumb'.

Kannel is an opensource WAP and SMS gateway for two-way SMS and WAP message sending.

SAS datastep programming is the basic method of manipulating data in SAS, a 4G Statistical programming language.

Use this tag for Access Point Name only. For Apple Push Notifications use the [apple-push-notifications] tag.