Tutorial by Topics: d

Note that the do...end syntax is syntactic sugar for regular keyword lists, so you can actually do this: unless false, do: IO.puts("Condition is false") # Outputs "Condition is false" # With an `else`: if false, do: IO.puts("Condition is true"), else: IO.puts(&q...

Instant Run is an extended behavior for the run and debug commands that enables faster debugging by not requiring a full build and reinstall for eevry change done in your app's code. Introduced in Android Studio 2.0, Instant Run is a behavior for the Run and Debug commands that significantly ...

Joomla is a free and open-source content management system (CMS) for publishing web content. It is built on a model–view–controller web application framework that can be used independently of the CMS. Joomla is written in PHP, uses object-oriented programming (OOP) techniques (since version 1.5) ...

This section provides an overview of what joomla3.0 is, and why a developer might want to use it. It should also mention any large subjects within joomla3.0, and link out to the related topics. Since the Documentation for joomla3.0 is new, you may need to create initial versions of those related...

JPA is the Java Persistence API, a specification handling the mapping of Java objects and their relationships to a relational database. This is called an object-relational mapper (ORM). It is an alternative for (or supplement to) the more low-level JDBC. It is most useful when pursuing a Java-orie...

About Scipy SciPy is a collection of mathematical algorithms and convenience functions built on the Numpy extension of Python. It adds significant power to the interactive Python session by providing the user with high-level commands and classes for manipulating and visualizing data. With SciPy a...

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...

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 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...