BigCommerce is an eCommerce platform. They provide a simple and extensible REST API and a storefront framework built on Node.js using Handlebars.js for templating. Use this tag to ask any BigCommerce API or theme development related questions irrespective of the language/technology you are working with.

Use this tag for questions regarding Outlook web add-ins. This tag should not be used for questions regarding COM or VSTO add-ins.

DataStax Enterprise is big data platform consisting of open source tools such as Apache Cassandra, Solr and Hadoop (and several others).

A training set is a set of data used to discover potentially predictive relationships, used in fields like artificial intelligence, machine learning, and statistics.

User Interface action to display a preliminary or scaled down version of the actual item.

Decoding is the reverse of encoding.

Large files, whether binary or text, can sometimes be problematic even for an experienced programmer. This tag should be used if issues arise relating to opening and/or writing large files in a text editor, managing resources that run to gigabytes, or strategic decisions for large amounts of data.

JSch is a pure Java implementation of SSH2. JSch allows you to connect to an SSH server and use port forwarding, X11 forwarding, file transfer, etc., and you can integrate its functionality into your own Java programs.

General Purpose Input/Output (GPIO) is a generic pin on a chip whose behavior (including whether it is an input or output pin) can be controlled (programmed) by the user at run time.

Angular Universal is a server-side rendering module for Angular applications.

Programs used to create installers are generically called setup projects. In most cases you are probably using a tool (on Windows examples are Visual Studio, InnoSetup, WiX, Advanced Installer, Wise, InstallShield) to create the setup, so a more accurate and useful tag would be one for that specific tool.