A function in several scripting languages for unpacking binary data into native types for the language in question. The opposite of the 'pack' function. For the Python concept, use 'iterable-unpacking'. This tag should be used with a programming language tag as well. While also used as directive or pragma in some compilers to ignore standard variable alignment for data aggregates (i.e. struct), do not use this tag for posts on that subject.

A toolchain is a collection of software tools that work together to build and manage programs.

A number a is a factor of a number b if a divides b exactly. PLEASE USE [r-factor] TAG for questions on the factor data type in the _R_ language.

Contiki is an open source operating system for the Internet of Things.

Chocolatey is a Windows apt-get like global automation tool (used mostly as a silent installer). Use this tag for questions about Chocolatey usage and package creation/maintenance. Issues with packages you don't maintain should be asked on Super User, or better, reported to the package maintainer listed on the community feed for the problem package.

Mutation Observers are part of the DOM4 specification, and allow callbacks to be triggered when elements of the DOM change.

Refers to version 3 of the Aptana IDE. Use only if your question is specifically related to features of this version.

IDE for the Microchip PIC series of microcontrollers.

Ray is a library for writing parallel and distributed Python applications. It scales from your laptop to a large cluster, has a simple yet flexible API, and provides high performance out of the box.

A custom select / multiselect for Bootstrap using button dropdown, designed to behave like regular Bootstrap selects.

Downcasting permits an object of a superclass type to be treated as an object of any subclass type.