JFreeChart is a free Java chart library with many available chart types and support for numerous output types. The latest version is 1.5.0 released on 2017-11-05. The license is LGPLv2 (or later).

xUnit is the collection name for unit-testing compliant frameworks following a specific architecture. Implementation differs from language to language but the framework should consist of a Test Runner, Test Case, Test Fixture (Context), Test Suite, Test Execution, Test Result Formatter and Assertions

End-to-end testing is a methodology used to test whether the flow of an application is performing as designed from start to finish. The purpose of carrying out end-to-end tests is to identify system dependencies and to ensure that the right information is passed between various system components and systems.

Android LiveData holds the value and allow it to observe changes and also respects lifecycle of the app components.

A family of disk-based operating systems (Disk Operating System) for mainframes and minicomputers in the 1960s and 1970s, and subsequently IBM PCs and compatibles of the 1980s and 1990s, including MS-DOS. DO NOT USE THIS TAG FOR QUESTIONS ABOUT THE WINDOWS COMMAND PROMPT! Instead, use the [windows], [batch-file], [windows-console], and/or [cmd] tags. For questions about denial-of-service (DoS) attacks, use [denial-of-service].

This tag is for programming questions related to software and tools provided by the GNU ("GNU's Not Unix") project.

A do while loop, sometimes just called a do loop, is a control flow statement that allows code to be executed repeatedly based on a given Boolean condition.

RestKit is an Objective-C framework for iOS that aims to make interacting with RESTful web services simple, fast and fun. It combines a clean, simple HTTP request/response API with a powerful object mapping system that reduces the amount of code you need to write to get stuff done.

Reactor is a foundational library building for reactive fast data applications on the JVM. It provides abstractions for Java, Groovy and other JVM languages to make building event and data-driven applications easier. It’s also really fast.

A relational database management system (RDBMS) is a database management system (DBMS) in which data is stored in tables and the relationships among the data are also stored in tables.

Semantic UI is a development framework for creating responsive layouts using human-friendly HTML and Javascript.