Questions related to drawing or setting shadows on an object. It refers to graphical shadow in user interfaces and 3D rendering and not to be confused with conceptual shadows (copies) of an object, library, database etc.

Opera is a series of web browsers developed by Opera Software AS. The desktop versions—between 7 and 12.x—used the Presto rendering engine, while newer versions (15+) use Blink, a fork of WebKit.

Traversal is the action of iterating over all the elements in a sequence of elements.

indexof is a method in programming languages like Java, C#, JavaScript, etc. that returns the first occurrence of a letter in a string, or the first occurrence of an element in a list.

For issues relating to the ESP 32 Wi-Fi and Bluetooth combo chip of Espressif.

Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources

Hierarchical data reflects a set of parent-child relationships. These can be found in a genealogy, a taxonomy, a list of requirements for parts assembly, and innumerably other instances. Methods for dealing with hierarchical data are often essential for data management and analysis.

Oozie is a workflow/coordination system to manage Hadoop Map Reduce jobs

ingress-nginx is an NGINX controller built around the Kubernetes Ingress resource that uses ConfigMap to store the NGINX configuration.

DialogFragment is a fragment that displays a dialog window, floating on top of its activity's window.

Code-behind refers to code for your UI (Windows Forms, ASP.NET page, etc.) contained within a separate class file. This allows separation of the UI and the logic behind it.