This topic covers basic structures in OpenCV. The structures that will be discussed in this topic are DataType, Point, Vec, Size, Rect, Scalar, Ptr and Mat.
First introduced in iOS 3.1 as part of the Objective-C runtime, associated objects provide a way to add instance variables to an existing class object (w\o subclassing.
This means you'll be able to attach any object to any other object without subclassing.
void objc_setAssociatedObject(id o...
Redis provides a couple of mechanisms for extending the functionality of the database. One mechanism is through the use of server-side LUA scripts that can be executed to manipulate data. Lua scripts can be useful to perform expensive operations or to implement atomic operations that require logic...
MessageBox is a simple concept for decoupling entities.
For example entity A can place a message that entity B can read whenever suitable.
A view controller would like to talk to another view controller, but you don't want to create a strong or weak relationship.
Inspired by game development UIPheonix is a super easy, flexible, dynamic and highly scalable UI framework + concept for building reusable component/control-driven apps for macOS, iOS and tvOS. The same API apply for cross platform development! Think of it as using Lego blocks, you can use similar o...
Finite States Machine concepts are usually implemented under Object Oriented Programming (OOP) languages, for example using Java language, based on the State pattern defined in GOF (refers to the book: "Design Patterns").
R provides several mechanisms to simulate the OO paradigm, let's ap...
Elastic Beanstalk is a Cloud PaaS provider (Platform as a Service), meaning applications can be deployed to the platform without the fuss of manually setting up a deployment environment.
Java applications are easily deployable to Elastic Beanstalk both via web interface or via command-line tools.
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