Tutorial by Topics: i

Signals and slots are used for communication between objects. The signals and slots mechanism is a central feature of Qt. In GUI programming, when we change one widget, we often want another widget to be notified. More generally, we want objects of any kind to be able to communicate with one anothe...

While there are schools of thought which make compelling arguments why unconstrained use of Singletons is a bad idea, e.g. Singleton on gameprogrammingpatterns.com, there are occasions when you might want to persist a GameObject in Unity over multiple Scenes (e.g. for seamless background music) wh...

The pimpl idiom (pointer to implementation, sometimes referred to as opaque pointer or cheshire cat technique), reduces the compilation times of a class by moving all its private data members into a struct defined in the .cpp file. The class owns a pointer to the implementation. This way, it can...

Gremlin is the graph traversal language of Apache TinkerPop. Gremlin provides a graph-agnostic way to write queries for any TinkerPop-enabled graph database or graph processor. Gremlin provides support for both imperative and declarative style traversals and can even allow for writing queries that...

This section provides an overview of what titan is, and why a developer might want to use it. It should also mention any large subjects within titan, and link out to the related topics. Since the Documentation for titan is new, you may need to create initial versions of those related topics. ...

$this->getSkinUrl('images/my-image.jpg'); images pathdetailsexample: 'images/my-images.jpg'path for image Get formatted images url and avoid theme dependences.

This section provides an overview of what odoo-8 is, and why a developer might want to use it. It should also mention any large subjects within odoo-8, and link out to the related topics. Since the Documentation for odoo-8 is new, you may need to create initial versions of those related topics. ...

Grid layout is a new and powerful CSS layout system that allows to divide a web page content into rows and columns in an easy way. CSS Grid Layout Module Level 1 is, as of 9 September 2016, a W3C Candidate Recommendation. It is considered to be in the Testing stage (https://www.w3.org/Style/CS...

ActiveRecord is the M in MVC which is the layer of the system responsible for representing business data and logic. The technique that connects the rich objects of an application to tables in a relational database management system is Object Relational Mapper(ORM). ActiveRecord will perform queries...

The Android build system compiles app resources and source code, and packages them into APKs that you can test, deploy, sign, and distribute. Android Studio uses Gradle, an advanced build toolkit, to automate and manage the build process, while allowing you to define flexible custom build configur...

reader = new FileReader(); Property/MethodDescriptionerrorA error that occurred while reading the file.readyStateContains the current state of the FileReader.resultContains the file contents.onabortTriggered when the operation is aborted.onerrorTriggered when an error is encountered.onloadT...

A dictionary represents a collection of keys and values. See MSDN Dictionary(Tkey, TValue) Class.