The Java Persistence Query Language (JPQL) is a platform-independent object-oriented query language defined as part of the Java Persistence API specification.

Apache Avro is a data serialization framework primarily used in Apache Hadoop.

Elastic Stack combines the Elasticsearch, Logstash, Kibana, and the Beats Framework to provide real-time insights of any type of structured or unstructured data.

ClickOnce is a Microsoft technology that simplifies deployment of applications by publishing to a website, where the user can install it by clicking a link on a page of that website. After the initial set-up, the developer can update the application with 'one click'.

Facebook login is a popular sign in method for many websites using Facebook credentials.

An Adapter object acts as a bridge between an AdapterView and the underlying data for that view.

Xdebug is a PHP extension with developing aids, a profiler, an interactive debugging, and a code coverage information gatherer.

For questions regarding interdependence of variable quantities.

For programming questions about Microsoft's Azure Application Insights, which is a monitoring service for deployed live applications, allowing collection of availability, performance, usage, and other diagnostic data. It supports web services, Windows Store apps, and Windows Phone 8 apps.

An Internet media type or MIME type (named for Multipurpose Internet Mail Extensions) is a two-part identifier for file formats on the Internet.

For topics and problems related specifically to Windows PowerShell 3.0. PowerShell 3.0 shipped with the releases of Windows 8 and Windows Server 2012. It is available as a download for Windows 7 and Windows Server 2008 R2. For general PowerShell topics, use the `PowerShell` tag.